diff options
Diffstat (limited to 'abs/extra/netpbm/netpbm-security-code.patch')
| -rw-r--r-- | abs/extra/netpbm/netpbm-security-code.patch | 1817 |
1 files changed, 1817 insertions, 0 deletions
diff --git a/abs/extra/netpbm/netpbm-security-code.patch b/abs/extra/netpbm/netpbm-security-code.patch new file mode 100644 index 0000000..e8fbc29 --- /dev/null +++ b/abs/extra/netpbm/netpbm-security-code.patch @@ -0,0 +1,1817 @@ +diff -up netpbm-10.47.04/analyzer/pgmtexture.c.security netpbm-10.47.04/analyzer/pgmtexture.c +--- netpbm-10.47.04/analyzer/pgmtexture.c.security 2009-10-21 13:38:55.000000000 +0200 ++++ netpbm-10.47.04/analyzer/pgmtexture.c 2009-10-21 15:09:33.000000000 +0200 +@@ -79,6 +79,9 @@ vector (int nl, int nh) + { + float *v; + ++ if(nh < nl) ++ pm_error("assert: h < l"); ++ overflow_add(nh - nl, 1); + MALLOCARRAY(v, (unsigned) (nh - nl + 1)); + if (v == NULL) + pm_error("Unable to allocate memory for a vector."); +@@ -95,6 +98,9 @@ matrix (int nrl, int nrh, int ncl, int n + float **m; + + /* allocate pointers to rows */ ++ if(nrh < nrl) ++ pm_error("assert: h < l"); ++ overflow_add(nrh - nrl, 1); + MALLOCARRAY(m, (unsigned) (nrh - nrl + 1)); + if (m == NULL) + pm_error("Unable to allocate memory for a matrix."); +@@ -102,6 +108,9 @@ matrix (int nrl, int nrh, int ncl, int n + m -= ncl; + + /* allocate rows and set pointers to them */ ++ if(nch < ncl) ++ pm_error("assert: h < l"); ++ overflow_add(nch - ncl, 1); + for (i = nrl; i <= nrh; i++) + { + MALLOCARRAY(m[i], (unsigned) (nch - ncl + 1)); +diff -up netpbm-10.47.04/converter/other/gemtopnm.c.security netpbm-10.47.04/converter/other/gemtopnm.c +--- netpbm-10.47.04/converter/other/gemtopnm.c.security 2009-10-21 13:39:06.000000000 +0200 ++++ netpbm-10.47.04/converter/other/gemtopnm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -106,6 +106,7 @@ main(argc, argv) + + pnm_writepnminit( stdout, cols, rows, MAXVAL, type, 0 ); + ++ overflow_add(cols, padright); + { + /* allocate input row data structure */ + int plane; +diff -up netpbm-10.47.04/converter/other/jpegtopnm.c.security netpbm-10.47.04/converter/other/jpegtopnm.c +--- netpbm-10.47.04/converter/other/jpegtopnm.c.security 2009-10-21 13:39:06.000000000 +0200 ++++ netpbm-10.47.04/converter/other/jpegtopnm.c 2009-10-21 15:54:30.000000000 +0200 +@@ -861,6 +861,8 @@ convertImage(FILE * + /* Calculate output image dimensions so we can allocate space */ + jpeg_calc_output_dimensions(cinfoP); + ++ overflow2(cinfoP->output_width, cinfoP->output_components); ++ + /* Start decompressor */ + jpeg_start_decompress(cinfoP); + +diff -up netpbm-10.47.04/converter/other/pbmtopgm.c.security netpbm-10.47.04/converter/other/pbmtopgm.c +--- netpbm-10.47.04/converter/other/pbmtopgm.c.security 2009-10-21 13:39:06.000000000 +0200 ++++ netpbm-10.47.04/converter/other/pbmtopgm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -47,6 +47,7 @@ main(int argc, char *argv[]) { + "than the image height (%u rows)", height, rows); + + outrow = pgm_allocrow(cols) ; ++ overflow2(width, height); + maxval = MIN(PGM_OVERALLMAXVAL, width*height); + pgm_writepgminit(stdout, cols, rows, maxval, 0) ; + +diff -up netpbm-10.47.04/converter/other/pngtopnm.c.security netpbm-10.47.04/converter/other/pngtopnm.c +diff -up netpbm-10.47.04/converter/other/pnmtoddif.c.security netpbm-10.47.04/converter/other/pnmtoddif.c +--- netpbm-10.47.04/converter/other/pnmtoddif.c.security 2009-10-21 13:39:06.000000000 +0200 ++++ netpbm-10.47.04/converter/other/pnmtoddif.c 2009-10-21 15:09:33.000000000 +0200 +@@ -632,6 +632,7 @@ main(int argc, char *argv[]) { + switch (PNM_FORMAT_TYPE(format)) { + case PBM_TYPE: + ip.bits_per_pixel = 1; ++ overflow_add(cols, 7); + ip.bytes_per_line = (cols + 7) / 8; + ip.spectral = 2; + ip.components = 1; +@@ -647,6 +648,7 @@ main(int argc, char *argv[]) { + ip.polarity = 2; + break; + case PPM_TYPE: ++ overflow2(cols, 3); + ip.bytes_per_line = 3 * cols; + ip.bits_per_pixel = 24; + ip.spectral = 5; +diff -up netpbm-10.47.04/converter/other/pnmtojpeg.c.security netpbm-10.47.04/converter/other/pnmtojpeg.c +--- netpbm-10.47.04/converter/other/pnmtojpeg.c.security 2009-10-21 13:39:06.000000000 +0200 ++++ netpbm-10.47.04/converter/other/pnmtojpeg.c 2009-10-21 15:56:32.000000000 +0200 +@@ -605,7 +605,11 @@ read_scan_script(j_compress_ptr const ci + want JPOOL_PERMANENT. + */ + const unsigned int scan_info_size = nscans * sizeof(jpeg_scan_info); +- jpeg_scan_info * const scan_info = ++ const jpeg_scan_info * scan_info; ++ ++ overflow2(nscans, sizeof(jpeg_scan_info)); ++ ++ scan_info = + (jpeg_scan_info *) + (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_IMAGE, + scan_info_size); +@@ -936,6 +940,8 @@ compute_rescaling_array(JSAMPLE ** const + const long half_maxval = maxval / 2; + long val; + ++ overflow_add(maxval, 1); ++ overflow2(maxval+1, sizeof(JSAMPLE)); + *rescale_p = (JSAMPLE *) + (cinfo.mem->alloc_small) ((j_common_ptr) &cinfo, JPOOL_IMAGE, + (size_t) (((long) maxval + 1L) * +@@ -1014,6 +1020,7 @@ convert_scanlines(struct jpeg_compress_s + */ + + /* Allocate the libpnm output and compressor input buffers */ ++ overflow2(cinfo_p->image_width, cinfo_p->input_components); + buffer = (*cinfo_p->mem->alloc_sarray) + ((j_common_ptr) cinfo_p, JPOOL_IMAGE, + (unsigned int) cinfo_p->image_width * cinfo_p->input_components, +diff -up netpbm-10.47.04/converter/other/pnmtops.c.security netpbm-10.47.04/converter/other/pnmtops.c +--- netpbm-10.47.04/converter/other/pnmtops.c.security 2009-10-21 13:39:06.000000000 +0200 ++++ netpbm-10.47.04/converter/other/pnmtops.c 2009-10-21 15:09:33.000000000 +0200 +@@ -186,16 +186,20 @@ parseCommandLine(int argc, char ** argv, + cmdlineP->canturn = !noturn; + cmdlineP->showpage = !noshowpage; + ++ overflow2(width, 72); + cmdlineP->width = width * 72; ++ overflow2(height, 72); + cmdlineP->height = height * 72; + +- if (imagewidthSpec) ++ if (imagewidthSpec) { ++ overflow2(imagewidth, 72); + cmdlineP->imagewidth = imagewidth * 72; +- else ++ } else + cmdlineP->imagewidth = 0; +- if (imageheightSpec) ++ if (imageheightSpec) { ++ overflow2(imageheight, 72); + cmdlineP->imageheight = imageheight * 72; +- else ++ } else + cmdlineP->imageheight = 0; + + if (!cmdlineP->psfilter && +diff -up netpbm-10.47.04/converter/other/pnmtorle.c.security netpbm-10.47.04/converter/other/pnmtorle.c +--- netpbm-10.47.04/converter/other/pnmtorle.c.security 2009-10-21 13:39:06.000000000 +0200 ++++ netpbm-10.47.04/converter/other/pnmtorle.c 2009-10-21 15:09:33.000000000 +0200 +@@ -19,6 +19,8 @@ + * If you modify this software, you should include a notice giving the + * name of the person performing the modification, the date of modification, + * and the reason for such modification. ++ * ++ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com> + */ + /* + * pnmtorle - A program which will convert pbmplus (ppm or pgm) images +diff -up netpbm-10.47.04/converter/other/pnmtosgi.c.security netpbm-10.47.04/converter/other/pnmtosgi.c +--- netpbm-10.47.04/converter/other/pnmtosgi.c.security 2009-10-21 13:39:06.000000000 +0200 ++++ netpbm-10.47.04/converter/other/pnmtosgi.c 2009-10-21 15:09:33.000000000 +0200 +@@ -213,6 +213,22 @@ write_channels(cols, rows, channels, put + } + } + ++static void * ++xmalloc2(int x, int y) ++{ ++ void *mem; ++ ++ overflow2(x,y); ++ if( x * y == 0 ) ++ return NULL; ++ ++ mem = malloc2(x, y); ++ if( mem == NULL ) ++ pm_error("out of memory allocating %d bytes", x * y); ++ return mem; ++} ++ ++ + static void + put_big_short(short s) + { +@@ -250,6 +266,7 @@ build_channels(FILE *ifp, int cols, int + #endif + + if( storage != STORAGE_VERBATIM ) { ++ overflow2(channels, rows); + MALLOCARRAY_NOFAIL(table, channels * rows); + MALLOCARRAY_NOFAIL(rletemp, WORSTCOMPR(cols)); + } +@@ -303,6 +320,8 @@ compress(temp, row, rows, cols, chan_no, + break; + case STORAGE_RLE: + tabrow = chan_no * rows + row; ++ overflow2(chan_no, rows); ++ overflow_add(chan_no* rows, row); + len = rle_compress(temp, cols); /* writes result into rletemp */ + channel[chan_no][row].length = len; + MALLOCARRAY(p, len); +diff -up netpbm-10.47.04/converter/other/rletopnm.c.security netpbm-10.47.04/converter/other/rletopnm.c +--- netpbm-10.47.04/converter/other/rletopnm.c.security 2009-10-21 13:39:06.000000000 +0200 ++++ netpbm-10.47.04/converter/other/rletopnm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -19,6 +19,8 @@ + * If you modify this software, you should include a notice giving the + * name of the person performing the modification, the date of modification, + * and the reason for such modification. ++ * ++ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com> + */ + /* + * rletopnm - A conversion program to convert from Utah's "rle" image format +diff -up netpbm-10.47.04/converter/other/sgitopnm.c.security netpbm-10.47.04/converter/other/sgitopnm.c +--- netpbm-10.47.04/converter/other/sgitopnm.c.security 2009-10-21 13:39:06.000000000 +0200 ++++ netpbm-10.47.04/converter/other/sgitopnm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -252,13 +252,17 @@ read_channels(ifp, head, table, func, oc + + if (ochan < 0) { + maxchannel = (head->zsize < 3) ? head->zsize : 3; ++ overflow2(head->ysize, maxchannel); + MALLOCARRAY_NOFAIL(image, head->ysize * maxchannel); + } else { + maxchannel = ochan + 1; + MALLOCARRAY_NOFAIL(image, head->ysize); + } +- if ( table ) ++ if ( table ) { ++ overflow2(head->xsize, 2); ++ overflow_add(head->xsize*2, 2); + MALLOCARRAY_NOFAIL(temp, WORSTCOMPR(head->xsize)); ++ } + + for( channel = 0; channel < maxchannel; channel++ ) { + #ifdef DEBUG +diff -up netpbm-10.47.04/converter/other/sirtopnm.c.security netpbm-10.47.04/converter/other/sirtopnm.c +--- netpbm-10.47.04/converter/other/sirtopnm.c.security 2009-10-21 13:39:06.000000000 +0200 ++++ netpbm-10.47.04/converter/other/sirtopnm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -69,6 +69,7 @@ char* argv[]; + } + break; + case PPM_TYPE: ++ overflow3(cols, rows, 3); + picsize = cols * rows * 3; + planesize = cols * rows; + if ( !( sirarray = (unsigned char*) malloc( picsize ) ) ) +diff -up netpbm-10.47.04/converter/other/tifftopnm.c.security netpbm-10.47.04/converter/other/tifftopnm.c +--- netpbm-10.47.04/converter/other/tifftopnm.c.security 2009-10-21 13:39:06.000000000 +0200 ++++ netpbm-10.47.04/converter/other/tifftopnm.c 2009-10-21 15:49:29.000000000 +0200 +@@ -1291,7 +1291,9 @@ convertRasterByRows(pnmOut * const + if (scanbuf == NULL) + pm_error("can't allocate memory for scanline buffer"); + +- MALLOCARRAY(samplebuf, cols * spp); ++ /* samplebuf is unsigned int * !!! */ ++ samplebuf = (unsigned int *) malloc3(cols , sizeof(unsigned int) , spp); ++ + if (samplebuf == NULL) + pm_error("can't allocate memory for row buffer"); + +diff -up netpbm-10.47.04/converter/other/xwdtopnm.c.security netpbm-10.47.04/converter/other/xwdtopnm.c +--- netpbm-10.47.04/converter/other/xwdtopnm.c.security 2009-10-21 13:39:06.000000000 +0200 ++++ netpbm-10.47.04/converter/other/xwdtopnm.c 2009-10-21 15:53:27.000000000 +0200 +@@ -209,6 +209,10 @@ processX10Header(X10WDFileHeader * cons + *colorsP = pnm_allocrow(2); + PNM_ASSIGN1((*colorsP)[0], 0); + PNM_ASSIGN1((*colorsP)[1], *maxvalP); ++ overflow_add(h10P->pixmap_width, 15); ++ if(h10P->pixmap_width < 0) ++ pm_error("assert: negative width"); ++ overflow2((((h10P->pixmap_width + 15) / 16) * 16 - h10P->pixmap_width), 8); + *padrightP = + (((h10P->pixmap_width + 15) / 16) * 16 - h10P->pixmap_width) * 8; + *bits_per_itemP = 16; +@@ -634,6 +638,7 @@ processX11Header(X11WDFileHeader * cons + + *colsP = h11FixedP->pixmap_width; + *rowsP = h11FixedP->pixmap_height; ++ overflow2(h11FixedP->bytes_per_line, 8); + *padrightP = + h11FixedP->bytes_per_line * 8 - + h11FixedP->pixmap_width * h11FixedP->bits_per_pixel; +diff -up netpbm-10.47.04/converter/pbm/icontopbm.c.security netpbm-10.47.04/converter/pbm/icontopbm.c +--- netpbm-10.47.04/converter/pbm/icontopbm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/icontopbm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -11,6 +11,7 @@ + */ + + #include <string.h> ++#include <limits.h> + + #include "nstring.h" + #include "pbm.h" +@@ -87,6 +88,11 @@ ReadIconFile(FILE * const + if ( *heightP <= 0 ) + pm_error( "invalid height (must be positive): %d", *heightP ); + ++ if ( *widthP > INT_MAX - 16 || *widthP < 0) ++ pm_error( "invalid width: %d", *widthP); ++ ++ overflow2(*widthP + 16, *heightP); ++ + data_length = BitmapSize( *widthP, *heightP ); + *dataP = (short unsigned int *) malloc( data_length ); + if ( *dataP == NULL ) +diff -up netpbm-10.47.04/converter/pbm/mdatopbm.c.security netpbm-10.47.04/converter/pbm/mdatopbm.c +--- netpbm-10.47.04/converter/pbm/mdatopbm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/mdatopbm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -245,10 +245,13 @@ main(int argc, char **argv) { + pm_readlittleshort(infile, &yy); nInCols = yy; + } + ++ overflow2(nOutCols, 8); + nOutCols = 8 * nInCols; + nOutRows = nInRows; +- if (bScale) ++ if (bScale) { ++ overflow2(nOutRows, 2); + nOutRows *= 2; ++ } + + data = pbm_allocarray(nOutCols, nOutRows); + +diff -up netpbm-10.47.04/converter/pbm/mgrtopbm.c.security netpbm-10.47.04/converter/pbm/mgrtopbm.c +--- netpbm-10.47.04/converter/pbm/mgrtopbm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/mgrtopbm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -65,6 +65,8 @@ readMgrHeader(FILE * const ifP, + if (head.h_high < ' ' || head.l_high < ' ') + pm_error("Invalid width field in MGR header"); + ++ overflow_add(*colsP, pad); ++ + *colsP = (((int)head.h_wide - ' ') << 6) + ((int)head.l_wide - ' '); + *rowsP = (((int)head.h_high - ' ') << 6) + ((int) head.l_high - ' '); + *padrightP = ( ( *colsP + pad - 1 ) / pad ) * pad - *colsP; +diff -up netpbm-10.47.04/converter/pbm/pbmto10x.c.security netpbm-10.47.04/converter/pbm/pbmto10x.c +--- netpbm-10.47.04/converter/pbm/pbmto10x.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/pbmto10x.c 2009-10-21 15:09:33.000000000 +0200 +@@ -162,7 +162,7 @@ main(int argc, char * argv[]) { + res_60x72(); + + pm_close(ifp); +- exit(0); ++ return 0; + } + + +diff -up netpbm-10.47.04/converter/pbm/pbmto4425.c.security netpbm-10.47.04/converter/pbm/pbmto4425.c +--- netpbm-10.47.04/converter/pbm/pbmto4425.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/pbmto4425.c 2009-10-21 15:09:33.000000000 +0200 +@@ -2,6 +2,7 @@ + + #include "nstring.h" + #include "pbm.h" ++#include <string.h> + + static char bit_table[2][3] = { + {1, 4, 0x10}, +@@ -160,7 +161,7 @@ main(int argc, char * argv[]) { + xres = vmap_width * 2; + yres = vmap_height * 3; + +- vmap = malloc(vmap_width * vmap_height * sizeof(char)); ++ vmap = malloc3(vmap_width, vmap_height, sizeof(char)); + if(vmap == NULL) + { + pm_error( "Cannot allocate memory" ); +diff -up netpbm-10.47.04/converter/pbm/pbmtoascii.c.security netpbm-10.47.04/converter/pbm/pbmtoascii.c +--- netpbm-10.47.04/converter/pbm/pbmtoascii.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/pbmtoascii.c 2009-10-21 15:09:33.000000000 +0200 +@@ -115,9 +115,11 @@ char* argv[]; + pm_usage( usage ); + + pbm_readpbminit( ifp, &cols, &rows, &format ); ++ overflow_add(cols, gridx); + ccols = ( cols + gridx - 1 ) / gridx; + bitrow = pbm_allocrow( cols ); + sig = (int*) pm_allocrow( ccols, sizeof(int) ); ++ overflow_add(ccols, 1); + line = (char*) pm_allocrow( ccols + 1, sizeof(char) ); + + for ( row = 0; row < rows; row += gridy ) +diff -up netpbm-10.47.04/converter/pbm/pbmtocmuwm.c.security netpbm-10.47.04/converter/pbm/pbmtocmuwm.c +diff -up netpbm-10.47.04/converter/pbm/pbmtogem.c.security netpbm-10.47.04/converter/pbm/pbmtogem.c +--- netpbm-10.47.04/converter/pbm/pbmtogem.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/pbmtogem.c 2009-10-21 15:09:33.000000000 +0200 +@@ -123,6 +123,7 @@ putinit (rows, cols) + bitsperitem = 0; + bitshift = 7; + outcol = 0; ++ overflow_add(cols, 7); + outmax = (cols + 7) / 8; + outrow = (unsigned char *) pm_allocrow (outmax, sizeof (unsigned char)); + lastrow = (unsigned char *) pm_allocrow (outmax, sizeof (unsigned char)); +diff -up netpbm-10.47.04/converter/pbm/pbmtogo.c.security netpbm-10.47.04/converter/pbm/pbmtogo.c +--- netpbm-10.47.04/converter/pbm/pbmtogo.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/pbmtogo.c 2009-10-21 15:09:33.000000000 +0200 +@@ -158,6 +158,7 @@ main(int argc, + bitrow = pbm_allocrow(cols); + + /* Round cols up to the nearest multiple of 8. */ ++ overflow_add(cols, 7); + rucols = ( cols + 7 ) / 8; + bytesperrow = rucols; /* GraphOn uses bytes */ + rucols = rucols * 8; +diff -up netpbm-10.47.04/converter/pbm/pbmtoicon.c.security netpbm-10.47.04/converter/pbm/pbmtoicon.c +--- netpbm-10.47.04/converter/pbm/pbmtoicon.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/pbmtoicon.c 2009-10-21 15:38:55.000000000 +0200 +@@ -114,6 +114,7 @@ writeIcon(FILE * const ifP, + unsigned char * bitrow; + unsigned int row; + ++ overflow_add(cols, 15); + bitbuffer = pbm_allocrow_packed(cols + wordintSize); + bitrow = &bitbuffer[1]; + bitbuffer[0] = 0; +diff -up netpbm-10.47.04/converter/pbm/pbmtolj.c.security netpbm-10.47.04/converter/pbm/pbmtolj.c +--- netpbm-10.47.04/converter/pbm/pbmtolj.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/pbmtolj.c 2009-10-21 15:09:33.000000000 +0200 +@@ -120,7 +120,11 @@ parseCommandLine(int argc, char ** argv, + static void + allocateBuffers(unsigned int const cols) { + ++ overflow_add(cols, 8); + rowBufferSize = (cols + 7) / 8; ++ overflow_add(rowBufferSize, 128); ++ overflow_add(rowBufferSize, rowBufferSize+128); ++ overflow_add(rowBufferSize+10, rowBufferSize/8); + packBufferSize = rowBufferSize + (rowBufferSize + 127) / 128 + 1; + deltaBufferSize = rowBufferSize + rowBufferSize / 8 + 10; + +diff -up netpbm-10.47.04/converter/pbm/pbmtomacp.c.security netpbm-10.47.04/converter/pbm/pbmtomacp.c +--- netpbm-10.47.04/converter/pbm/pbmtomacp.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/pbmtomacp.c 2009-10-21 15:09:33.000000000 +0200 +@@ -101,6 +101,7 @@ char *argv[]; + if( !lflg ) + left = 0; + ++ overflow_add(left, MAX_COLS - 1); + if( rflg ) + { if( right - left >= MAX_COLS ) + right = left + MAX_COLS - 1; +@@ -111,6 +112,8 @@ char *argv[]; + if( !tflg ) + top = 0; + ++ overflow_add(top, MAX_LINES - 1); ++ + if( bflg ) + { if( bottom - top >= MAX_LINES ) + bottom = top + MAX_LINES - 1; +diff -up netpbm-10.47.04/converter/pbm/pbmtomda.c.security netpbm-10.47.04/converter/pbm/pbmtomda.c +--- netpbm-10.47.04/converter/pbm/pbmtomda.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/pbmtomda.c 2009-10-21 15:09:33.000000000 +0200 +@@ -179,6 +179,7 @@ int main(int argc, char **argv) + + nOutRowsUnrounded = bScale ? nInRows/2 : nInRows; + ++ overflow_add(nOutRowsUnrounded, 3); + nOutRows = ((nOutRowsUnrounded + 3) / 4) * 4; + /* MDA wants rows a multiple of 4 */ + nOutCols = nInCols / 8; +diff -up netpbm-10.47.04/converter/pbm/pbmtomgr.c.security netpbm-10.47.04/converter/pbm/pbmtomgr.c +diff -up netpbm-10.47.04/converter/pbm/pbmtoppa/pbm.c.security netpbm-10.47.04/converter/pbm/pbmtoppa/pbm.c +--- netpbm-10.47.04/converter/pbm/pbmtoppa/pbm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/pbmtoppa/pbm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -105,6 +105,7 @@ int pbm_readline(pbm_stat* pbm,unsigned + return 0; + + case P4: ++ overflow_add(pbm->width, 7); + tmp=(pbm->width+7)/8; + tmp2=fread(data,1,tmp,pbm->fptr); + if(tmp2 == tmp) +@@ -129,7 +130,8 @@ void pbm_unreadline (pbm_stat *pbm, void + return; + + pbm->unread = 1; +- pbm->revdata = malloc ((pbm->width+7)/8); ++ overflow_add(pbm->width, 7); ++ pbm->revdata = malloc((pbm->width+7)/8); + memcpy (pbm->revdata, data, (pbm->width+7)/8); + pbm->current_line--; + } +diff -up netpbm-10.47.04/converter/pbm/pbmtoppa/pbmtoppa.c.security netpbm-10.47.04/converter/pbm/pbmtoppa/pbmtoppa.c +--- netpbm-10.47.04/converter/pbm/pbmtoppa/pbmtoppa.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/pbmtoppa/pbmtoppa.c 2009-10-21 15:09:33.000000000 +0200 +@@ -441,6 +441,7 @@ main(int argc, char *argv[]) { + pm_error("main(): unrecognized parameter '%s'", argv[argn]); + } + ++ overflow_add(Width, 7); + Pwidth=(Width+7)/8; + printer.fptr=out; + +diff -up netpbm-10.47.04/converter/pbm/pbmtoxbm.c.security netpbm-10.47.04/converter/pbm/pbmtoxbm.c +--- netpbm-10.47.04/converter/pbm/pbmtoxbm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/pbmtoxbm.c 2009-10-21 15:36:54.000000000 +0200 +@@ -335,6 +335,8 @@ convertRaster(FILE * const ifP, + + unsigned char * bitrow; + unsigned int row; ++ ++ overflow_add(cols, padright); + + putinit(xbmVersion); + +diff -up netpbm-10.47.04/converter/pbm/pbmtoybm.c.security netpbm-10.47.04/converter/pbm/pbmtoybm.c +--- netpbm-10.47.04/converter/pbm/pbmtoybm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/pbmtoybm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -45,6 +45,7 @@ main( argc, argv ) + bitrow = pbm_allocrow( cols ); + + /* Compute padding to round cols up to the nearest multiple of 16. */ ++ overflow_add(cols, 16); + padright = ( ( cols + 15 ) / 16 ) * 16 - cols; + + putinit( cols, rows ); +diff -up netpbm-10.47.04/converter/pbm/pbmtozinc.c.security netpbm-10.47.04/converter/pbm/pbmtozinc.c +--- netpbm-10.47.04/converter/pbm/pbmtozinc.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/pbmtozinc.c 2009-10-21 15:09:33.000000000 +0200 +@@ -65,6 +65,7 @@ main(int argc, char * argv[]) { + bitrow = pbm_allocrow( cols ); + + /* Compute padding to round cols up to the nearest multiple of 16. */ ++ overflow_add(cols, 16); + padright = ( ( cols + 15 ) / 16 ) * 16 - cols; + + printf( "USHORT %s[] = {\n",name); +diff -up netpbm-10.47.04/converter/pbm/pktopbm.c.security netpbm-10.47.04/converter/pbm/pktopbm.c +--- netpbm-10.47.04/converter/pbm/pktopbm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/pktopbm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -277,6 +277,7 @@ main(int argc, char *argv[]) { + if (flagbyte == 7) { /* long form preamble */ + integer packetlength = get32() ; /* character packet length */ + car = get32() ; /* character number */ ++ overflow_add(packetlength, pktopbm_pkloc); + endofpacket = packetlength + pktopbm_pkloc; + /* calculate end of packet */ + if ((car >= MAXPKCHAR) || !filename[car]) { +diff -up netpbm-10.47.04/converter/pbm/thinkjettopbm.l.security netpbm-10.47.04/converter/pbm/thinkjettopbm.l +--- netpbm-10.47.04/converter/pbm/thinkjettopbm.l.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/thinkjettopbm.l 2009-10-21 15:09:33.000000000 +0200 +@@ -107,7 +107,9 @@ DIG [0-9] + <RASTERMODE>\033\*b{DIG}+W { + int l; + if (rowCount >= rowCapacity) { ++ overflow_add(rowCapacity, 100); + rowCapacity += 100; ++ overflow2(rowCapacity, sizeof *rows); + rows = realloc (rows, rowCapacity * sizeof *rows); + if (rows == NULL) + pm_error ("Out of memory."); +@@ -217,6 +219,8 @@ yywrap (void) + /* + * Quite simple since ThinkJet bit arrangement matches PBM + */ ++ ++ overflow2(maxRowLength, 8); + pbm_writepbminit(stdout, maxRowLength*8, rowCount, 0); + + packed_bitrow = malloc(maxRowLength); +diff -up netpbm-10.47.04/converter/pbm/ybmtopbm.c.security netpbm-10.47.04/converter/pbm/ybmtopbm.c +--- netpbm-10.47.04/converter/pbm/ybmtopbm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/pbm/ybmtopbm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -88,6 +88,7 @@ getinit( file, colsP, rowsP, depthP, pad + pm_error( "EOF / read error" ); + + *depthP = 1; ++ overflow_add(*colsP, 15); + *padrightP = ( ( *colsP + 15 ) / 16 ) * 16 - *colsP; + bitsperitem = 0; + } +diff -up netpbm-10.47.04/converter/pgm/lispmtopgm.c.security netpbm-10.47.04/converter/pgm/lispmtopgm.c +--- netpbm-10.47.04/converter/pgm/lispmtopgm.c.security 2009-10-21 13:39:06.000000000 +0200 ++++ netpbm-10.47.04/converter/pgm/lispmtopgm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -58,6 +58,7 @@ main( argc, argv ) + pm_error( "depth (%d bits) is too large", depth); + + pgm_writepgminit( stdout, cols, rows, (gray) maxval, 0 ); ++ overflow_add(cols, 7); + grayrow = pgm_allocrow( ( cols + 7 ) / 8 * 8 ); + + for ( row = 0; row < rows; ++row ) +@@ -102,7 +103,9 @@ getinit( file, colsP, rowsP, depthP, pad + + if ( *depthP == 0 ) + *depthP = 1; /* very old file */ +- ++ ++ overflow_add((int)colsP, 31); ++ + *padrightP = ( ( *colsP + 31 ) / 32 ) * 32 - *colsP; + + if ( *colsP != (cols_32 - *padrightP) ) { +diff -up netpbm-10.47.04/converter/pgm/psidtopgm.c.security netpbm-10.47.04/converter/pgm/psidtopgm.c +--- netpbm-10.47.04/converter/pgm/psidtopgm.c.security 2009-10-21 13:39:06.000000000 +0200 ++++ netpbm-10.47.04/converter/pgm/psidtopgm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -78,6 +78,7 @@ main(int argc, + pm_error("bits/sample (%d) is too large.", bitspersample); + + pgm_writepgminit(stdout, cols, rows, maxval, 0); ++ overflow_add(cols, 7); + grayrow = pgm_allocrow((cols + 7) / 8 * 8); + for (row = 0; row < rows; ++row) { + unsigned int col; +diff -up netpbm-10.47.04/converter/ppm/ilbmtoppm.c.security netpbm-10.47.04/converter/ppm/ilbmtoppm.c +--- netpbm-10.47.04/converter/ppm/ilbmtoppm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/ilbmtoppm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -594,6 +594,7 @@ decode_row(FILE * const ifP, + rawtype *chp; + + cols = bmhdP->w; ++ overflow_add(cols, 15); + bytes = RowBytes(cols); + for( plane = 0; plane < nPlanes; plane++ ) { + int mask; +@@ -681,6 +682,23 @@ decode_mask(FILE * const ifP, + Multipalette handling + ****************************************************************************/ + ++static void * ++xmalloc2(x, y) ++ int x; ++ int y; ++{ ++ void *mem; ++ ++ overflow2(x,y); ++ if( x * y == 0 ) ++ return NULL; ++ ++ mem = malloc2(x,y); ++ if( mem == NULL ) ++ pm_error("out of memory allocating %d bytes", x * y); ++ return mem; ++} ++ + + static void + multi_adjust(cmap, row, palchange) +@@ -1300,6 +1318,9 @@ dcol_to_ppm(FILE * const ifP, + if( redmaxval != maxval || greenmaxval != maxval || bluemaxval != maxval ) + pm_message("scaling colors to %d bits", pm_maxvaltobits(maxval)); + ++ overflow_add(redmaxval, 1); ++ overflow_add(greenmaxval, 1); ++ overflow_add(bluemaxval, 1); + MALLOCARRAY_NOFAIL(redtable, redmaxval +1); + MALLOCARRAY_NOFAIL(greentable, greenmaxval +1); + MALLOCARRAY_NOFAIL(bluetable, bluemaxval +1); +@@ -1729,7 +1750,9 @@ PCHG_ConvertSmall(PCHG, cmap, mask, data + ChangeCount32 = *data++; + datasize -= 2; + ++ overflow_add(ChangeCount16, ChangeCount32); + changes = ChangeCount16 + ChangeCount32; ++ overflow_add(changes, 1); + for( i = 0; i < changes; i++ ) { + if( totalchanges >= PCHG->TotalChanges ) goto fail; + if( datasize < 2 ) goto fail; +@@ -1994,6 +2017,9 @@ read_pchg(FILE * const ifp, + cmap->mp_change[i] = NULL; + if( PCHG.StartLine < 0 ) { + int nch; ++ if(PCHG.MaxReg < PCHG.MinReg) ++ pm_error("assert: MinReg > MaxReg"); ++ overflow_add(PCHG.MaxReg-PCHG.MinReg, 2); + nch = PCHG.MaxReg - PCHG.MinReg +1; + MALLOCARRAY_NOFAIL(cmap->mp_init, nch + 1); + for( i = 0; i < nch; i++ ) +@@ -2070,6 +2096,7 @@ process_body( FILE * const ifp, + if( typeid == ID_ILBM ) { + int isdeep; + ++ overflow_add(bmhdP->w, 15); + MALLOCARRAY_NOFAIL(ilbmrow, RowBytes(bmhdP->w)); + *viewportmodesP |= fakeviewport; /* -isham/-isehb */ + +diff -up netpbm-10.47.04/converter/ppm/imgtoppm.c.security netpbm-10.47.04/converter/ppm/imgtoppm.c +--- netpbm-10.47.04/converter/ppm/imgtoppm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/imgtoppm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -84,6 +84,7 @@ main(int argc, char ** argv) { + len = atoi((char*) buf ); + if ( fread( buf, len, 1, ifp ) != 1 ) + pm_error( "bad colormap buf" ); ++ overflow2(cmaplen, 3); + if ( cmaplen * 3 != len ) + { + pm_message( +@@ -105,6 +106,7 @@ main(int argc, char ** argv) { + pm_error( "bad pixel data header" ); + buf[8] = '\0'; + len = atoi((char*) buf ); ++ overflow2(cols, rows); + if ( len != cols * rows ) + pm_message( + "pixel data length (%d) does not match image size (%d)", +diff -up netpbm-10.47.04/converter/ppm/Makefile.security netpbm-10.47.04/converter/ppm/Makefile +--- netpbm-10.47.04/converter/ppm/Makefile.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/Makefile 2009-10-21 15:09:33.000000000 +0200 +@@ -11,7 +11,7 @@ SUBDIRS = hpcdtoppm ppmtompeg + + PORTBINARIES = 411toppm eyuvtoppm gouldtoppm ilbmtoppm imgtoppm \ + leaftoppm mtvtoppm neotoppm \ +- pcxtoppm pc1toppm pi1toppm picttoppm pjtoppm \ ++ pcxtoppm pc1toppm pi1toppm pjtoppm \ + ppmtoacad ppmtoarbtxt \ + ppmtobmp ppmtoeyuv ppmtogif ppmtoicr ppmtoilbm \ + ppmtoleaf ppmtolj ppmtomitsu ppmtoneo \ +diff -up netpbm-10.47.04/converter/ppm/pcxtoppm.c.security netpbm-10.47.04/converter/ppm/pcxtoppm.c +--- netpbm-10.47.04/converter/ppm/pcxtoppm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/pcxtoppm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -409,6 +409,7 @@ pcx_planes_to_pixels(pixels, bitplanes, + /* + * clear the pixel buffer + */ ++ overflow2(bytesperline, 8); + npixels = (bytesperline * 8) / bitsperpixel; + p = pixels; + while (--npixels >= 0) +@@ -470,6 +471,7 @@ pcx_16col_to_ppm(FILE * const ifP, + } + + /* BytesPerLine should be >= BitsPerPixel * cols / 8 */ ++ overflow2(BytesPerLine, 8); + rawcols = BytesPerLine * 8 / BitsPerPixel; + if (headerCols > rawcols) { + pm_message("warning - BytesPerLine = %d, " +diff -up netpbm-10.47.04/converter/ppm/picttoppm.c.security netpbm-10.47.04/converter/ppm/picttoppm.c +--- netpbm-10.47.04/converter/ppm/picttoppm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/picttoppm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -1,3 +1,5 @@ ++#error "Unfixable. Don't ship me" ++ + /* + * picttoppm.c -- convert a MacIntosh PICT file to PPM format. + * +diff -up netpbm-10.47.04/converter/ppm/pjtoppm.c.security netpbm-10.47.04/converter/ppm/pjtoppm.c +--- netpbm-10.47.04/converter/ppm/pjtoppm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/pjtoppm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -127,19 +127,21 @@ main(argc, argv) + case 'V': /* send plane */ + case 'W': /* send last plane */ + if (rows == -1 || r >= rows || image == NULL) { +- if (rows == -1 || r >= rows) ++ if (rows == -1 || r >= rows) { ++ overflow_add(rows, 100); + rows += 100; ++ } + if (image == NULL) { +- MALLOCARRAY(image, rows * planes); +- MALLOCARRAY(imlen, rows * planes); ++ image = (unsigned char **) ++ malloc3(rows , planes , sizeof(unsigned char *)); ++ imlen = (int *) malloc3(rows , planes, sizeof(int)); + } + else { ++ overflow2(rows,planes); + image = (unsigned char **) +- realloc(image, +- rows * planes * ++ realloc2(image, rows * planes, + sizeof(unsigned char *)); +- imlen = (int *) +- realloc(imlen, rows * planes * sizeof(int)); ++ imlen = (int *) realloc2(imlen, rows * planes, sizeof(int)); + } + } + if (image == NULL || imlen == NULL) +@@ -212,8 +214,10 @@ main(argc, argv) + for (i = 0, c = 0; c < imlen[p + r * planes]; c += 2) + for (cmd = image[p + r * planes][c], + val = image[p + r * planes][c+1]; +- cmd >= 0 && i < newcols; cmd--, i++) ++ cmd >= 0 && i < newcols; cmd--, i++) { + buf[i] = val; ++ overflow_add(i, 1); ++ } + cols = cols > i ? cols : i; + free(image[p + r * planes]); + /* +@@ -224,6 +228,7 @@ main(argc, argv) + image[p + r * planes] = (unsigned char *) realloc(buf, i); + } + } ++ overflow2(cols, 8); + cols *= 8; + } + +diff -up netpbm-10.47.04/converter/ppm/ppmtoeyuv.c.security netpbm-10.47.04/converter/ppm/ppmtoeyuv.c +--- netpbm-10.47.04/converter/ppm/ppmtoeyuv.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/ppmtoeyuv.c 2009-10-21 15:09:33.000000000 +0200 +@@ -114,6 +114,7 @@ create_multiplication_tables(const pixva + + int index; + ++ overflow_add(maxval, 1); + MALLOCARRAY_NOFAIL(mult299 , maxval+1); + MALLOCARRAY_NOFAIL(mult587 , maxval+1); + MALLOCARRAY_NOFAIL(mult114 , maxval+1); +diff -up netpbm-10.47.04/converter/ppm/ppmtoicr.c.security netpbm-10.47.04/converter/ppm/ppmtoicr.c +--- netpbm-10.47.04/converter/ppm/ppmtoicr.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/ppmtoicr.c 2009-10-21 15:09:33.000000000 +0200 +@@ -169,7 +169,7 @@ char* argv[]; + + if (rleflag) { + pm_message("sending run-length encoded picture data ..." ); +- testimage = (char*) malloc(rows*cols); ++ testimage = (char*) malloc2(rows, cols); + p = testimage; + for (i=0; i<rows; i++) + for (j=0; j<cols; j++) +diff -up netpbm-10.47.04/converter/ppm/ppmtoilbm.c.security netpbm-10.47.04/converter/ppm/ppmtoilbm.c +--- netpbm-10.47.04/converter/ppm/ppmtoilbm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/ppmtoilbm.c 2009-10-21 15:47:50.000000000 +0200 +@@ -1214,6 +1214,7 @@ ppm_to_rgb8(ifP, cols, rows, maxval) + + maskmethod = 0; /* no masking - RGB8 uses genlock bits */ + compmethod = 4; /* RGB8 files are always compressed */ ++ overflow2(cols, 4); + MALLOCARRAY_NOFAIL(compr_row, cols * 4); + + if( maxval != 255 ) { +@@ -1302,6 +1303,7 @@ ppm_to_rgbn(ifP, cols, rows, maxval) + + maskmethod = 0; /* no masking - RGBN uses genlock bits */ + compmethod = 4; /* RGBN files are always compressed */ ++ overflow2(cols, 2); + MALLOCARRAY_NOFAIL(compr_row, cols * 2); + + if( maxval != 15 ) { +@@ -1779,6 +1781,7 @@ make_val_table(oldmaxval, newmaxval) + unsigned int i; + int * table; + ++ overflow_add(oldmaxval, 1); + MALLOCARRAY_NOFAIL(table, oldmaxval + 1); + for (i = 0; i <= oldmaxval; ++i) + table[i] = ROUNDDIV(i * newmaxval, oldmaxval); +@@ -2283,8 +2286,11 @@ main(int argc, char ** argv) { + MALLOCARRAY_NOFAIL(coded_rowbuf, RowBytes(cols)); + for (i = 0; i < RowBytes(cols); ++i) + coded_rowbuf[i] = 0; +- if (DO_COMPRESS) ++ if (DO_COMPRESS) { ++ overflow2(cols,2); ++ overflow_add(cols*2,2); + MALLOCARRAY_NOFAIL(compr_rowbuf, WORSTCOMPR(RowBytes(cols))); ++ } + } + + switch (mode) { +diff -up netpbm-10.47.04/converter/ppm/ppmtolj.c.security netpbm-10.47.04/converter/ppm/ppmtolj.c +--- netpbm-10.47.04/converter/ppm/ppmtolj.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/ppmtolj.c 2009-10-21 15:09:33.000000000 +0200 +@@ -181,7 +181,8 @@ int main(int argc, char *argv[]) { + + ppm_readppminit( ifp, &cols, &rows, &maxval, &format ); + pixelrow = ppm_allocrow( cols ); +- ++ ++ overflow2(cols, 6); + obuf = (unsigned char *) pm_allocrow(cols * 3, sizeof(unsigned char)); + cbuf = (unsigned char *) pm_allocrow(cols * 6, sizeof(unsigned char)); + if (mode == C_TRANS_MODE_DELTA) +diff -up netpbm-10.47.04/converter/ppm/ppmtomitsu.c.security netpbm-10.47.04/converter/ppm/ppmtomitsu.c +--- netpbm-10.47.04/converter/ppm/ppmtomitsu.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/ppmtomitsu.c 2009-10-21 15:48:30.000000000 +0200 +@@ -685,6 +685,8 @@ main(int argc, char * argv[]) { + medias = MSize_User; + + if (dpi300) { ++ overflow2(medias.maxcols, 2); ++ overflow2(medias.maxrows, 2); + medias.maxcols *= 2; + medias.maxrows *= 2; + } +diff -up netpbm-10.47.04/converter/ppm/ppmtopcx.c.security netpbm-10.47.04/converter/ppm/ppmtopcx.c +--- netpbm-10.47.04/converter/ppm/ppmtopcx.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/ppmtopcx.c 2009-10-21 15:09:33.000000000 +0200 +@@ -419,6 +419,8 @@ ppmTo16ColorPcx(pixel ** cons + else Planes = 1; + } + } ++ overflow2(BitsPerPixel, cols); ++ overflow_add(BitsPerPixel * cols, 7); + BytesPerLine = ((cols * BitsPerPixel) + 7) / 8; + MALLOCARRAY_NOFAIL(indexRow, cols); + MALLOCARRAY_NOFAIL(planesrow, BytesPerLine); +diff -up netpbm-10.47.04/converter/ppm/ppmtopict.c.security netpbm-10.47.04/converter/ppm/ppmtopict.c +--- netpbm-10.47.04/converter/ppm/ppmtopict.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/ppmtopict.c 2009-10-21 15:09:33.000000000 +0200 +@@ -245,6 +245,8 @@ char *argv[]; + putShort(stdout, 0); /* mode */ + + /* Finally, write out the data. */ ++ overflow_add(cols/MAX_COUNT, 1); ++ overflow_add(cols, cols/MAX_COUNT+1); + packed = (char*) malloc((unsigned)(cols+cols/MAX_COUNT+1)); + oc = 0; + for (row = 0; row < rows; row++) +diff -up netpbm-10.47.04/converter/ppm/ppmtopj.c.security netpbm-10.47.04/converter/ppm/ppmtopj.c +--- netpbm-10.47.04/converter/ppm/ppmtopj.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/ppmtopj.c 2009-10-21 15:09:33.000000000 +0200 +@@ -179,6 +179,7 @@ char *argv[]; + pixels = ppm_readppm( ifp, &cols, &rows, &maxval ); + + pm_close( ifp ); ++ overflow2(cols,2); + obuf = (unsigned char *) pm_allocrow(cols, sizeof(unsigned char)); + cbuf = (unsigned char *) pm_allocrow(cols * 2, sizeof(unsigned char)); + +diff -up netpbm-10.47.04/converter/ppm/ppmtopjxl.c.security netpbm-10.47.04/converter/ppm/ppmtopjxl.c +--- netpbm-10.47.04/converter/ppm/ppmtopjxl.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/ppmtopjxl.c 2009-10-21 15:43:31.000000000 +0200 +@@ -276,6 +276,8 @@ main(int argc, const char * argv[]) { + pm_error("image too large; reduce with ppmscale"); + if (maxval > PCL_MAXVAL) + pm_error("color range too large; reduce with ppmcscale"); ++ if (cols < 0 || rows < 0) ++ pm_error("negative size is not possible"); + + /* Figure out the colormap. */ + pm_message("Computing colormap..."); +@@ -296,6 +298,8 @@ main(int argc, const char * argv[]) { + case 0: /* direct mode (no palette) */ + bpp = bitsperpixel(maxval); /* bits per pixel */ + bpg = bpp; bpb = bpp; ++ overflow2(bpp, 3); ++ overflow_add(bpp*3, 7); + bpp = (bpp*3+7)>>3; /* bytes per pixel now */ + bpr = (bpp<<3)-bpg-bpb; + bpp *= cols; /* bytes per row now */ +@@ -305,9 +309,13 @@ main(int argc, const char * argv[]) { + case 3: case 7: pclindex++; + default: + bpp = 8/pclindex; ++ overflow_add(cols, bpp); ++ if(bpp == 0) ++ pm_error("assert: no bpp"); + bpp = (cols+bpp-1)/bpp; /* bytes per row */ + } + } ++ overflow2(bpp,2); + inrow = (char *)malloc((unsigned)bpp); + outrow = (char *)malloc((unsigned)bpp*2); + runcnt = (signed char *)malloc((unsigned)bpp); +diff -up netpbm-10.47.04/converter/ppm/ppmtowinicon.c.security netpbm-10.47.04/converter/ppm/ppmtowinicon.c +--- netpbm-10.47.04/converter/ppm/ppmtowinicon.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/ppmtowinicon.c 2009-10-21 15:44:54.000000000 +0200 +@@ -12,6 +12,7 @@ + + #include <math.h> + #include <string.h> ++#include <stdlib.h> + + #include "pm_c_util.h" + #include "winico.h" +@@ -219,6 +220,7 @@ createAndBitmap (gray ** const ba, int c + MALLOCARRAY_NOFAIL(rowData, rows); + icBitmap->xBytes = xBytes; + icBitmap->data = rowData; ++ overflow2(xBytes, rows); + icBitmap->size = xBytes * rows; + for (y=0;y<rows;y++) { + u1 * row; +@@ -347,6 +349,7 @@ create4Bitmap (pixel ** const pa, int co + MALLOCARRAY_NOFAIL(rowData, rows); + icBitmap->xBytes = xBytes; + icBitmap->data = rowData; ++ overflow2(xBytes, rows); + icBitmap->size = xBytes * rows; + + for (y=0;y<rows;y++) { +@@ -407,6 +410,7 @@ create8Bitmap (pixel ** const pa, int co + MALLOCARRAY_NOFAIL(rowData, rows); + icBitmap->xBytes = xBytes; + icBitmap->data = rowData; ++ overflow2(xBytes, rows); + icBitmap->size = xBytes * rows; + + for (y=0;y<rows;y++) { +@@ -714,6 +718,10 @@ addEntryToIcon(MS_Ico const MSIcon + entry->bitcount = bpp; + entry->ih = createInfoHeader(entry, xorBitmap, andBitmap); + entry->colors = palette->colors; ++ overflow2(4, entry->color_count); ++ overflow_add(xorBitmap->size, andBitmap->size); ++ overflow_add(xorBitmap->size + andBitmap->size, 40); ++ overflow_add(xorBitmap->size + andBitmap->size + 40, 4 * entry->color_count); + entry->size_in_bytes = + xorBitmap->size + andBitmap->size + 40 + (4 * entry->color_count); + if (verbose) +diff -up netpbm-10.47.04/converter/ppm/ppmtoxpm.c.security netpbm-10.47.04/converter/ppm/ppmtoxpm.c +--- netpbm-10.47.04/converter/ppm/ppmtoxpm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/ppmtoxpm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -197,6 +197,7 @@ genNumstr(unsigned int const input, int + unsigned int i; + + /* Allocate memory for printed number. Abort if error. */ ++ overflow_add(digits, 1); + if (!(str = (char *) malloc(digits + 1))) + pm_error("out of memory"); + +@@ -314,6 +315,7 @@ genCmap(colorhist_vector const chv, + unsigned int charsPerPixel; + unsigned int xpmMaxval; + ++ if (includeTransparent) overflow_add(ncolors, 1); + MALLOCARRAY(cmap, cmapSize); + if (cmapP == NULL) + pm_error("Out of memory allocating %u bytes for a color map.", +diff -up netpbm-10.47.04/converter/ppm/qrttoppm.c.security netpbm-10.47.04/converter/ppm/qrttoppm.c +--- netpbm-10.47.04/converter/ppm/qrttoppm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/qrttoppm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -46,7 +46,7 @@ main( argc, argv ) + + ppm_writeppminit( stdout, cols, rows, maxval, 0 ); + pixelrow = ppm_allocrow( cols ); +- buf = (unsigned char *) malloc( 3 * cols ); ++ buf = (unsigned char *) malloc2( 3 , cols ); + if ( buf == (unsigned char *) 0 ) + pm_error( "out of memory" ); + +diff -up netpbm-10.47.04/converter/ppm/sldtoppm.c.security netpbm-10.47.04/converter/ppm/sldtoppm.c +--- netpbm-10.47.04/converter/ppm/sldtoppm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/sldtoppm.c 2009-10-21 15:44:11.000000000 +0200 +@@ -455,6 +455,8 @@ slider(slvecfn slvec, + + /* Allocate image buffer and clear it to black. */ + ++ overflow_add(ixdots,1); ++ overflow_add(iydots,1); + pixels = ppm_allocarray(pixcols = ixdots + 1, pixrows = iydots + 1); + PPM_ASSIGN(rgbcolor, 0, 0, 0); + ppmd_filledrectangle(pixels, pixcols, pixrows, pixmaxval, 0, 0, +diff -up netpbm-10.47.04/converter/ppm/ximtoppm.c.security netpbm-10.47.04/converter/ppm/ximtoppm.c +--- netpbm-10.47.04/converter/ppm/ximtoppm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/ximtoppm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -117,6 +117,7 @@ ReadXimHeader(FILE * const in_fp, + header->bits_channel = atoi(a_head.bits_per_channel); + header->alpha_flag = atoi(a_head.alpha_channel); + if (strlen(a_head.author)) { ++ overflow_add(strlen(a_head.author),1); + if (!(header->author = calloc((unsigned int)strlen(a_head.author)+1, + 1))) { + pm_message("ReadXimHeader: can't calloc author string" ); +@@ -126,6 +127,7 @@ ReadXimHeader(FILE * const in_fp, + strncpy(header->author, a_head.author, strlen(a_head.author)); + } + if (strlen(a_head.date)) { ++ overflow_add(strlen(a_head.date),1); + if (!(header->date =calloc((unsigned int)strlen(a_head.date)+1,1))){ + pm_message("ReadXimHeader: can't calloc date string" ); + return(0); +@@ -134,6 +136,7 @@ ReadXimHeader(FILE * const in_fp, + strncpy(header->date, a_head.date, strlen(a_head.date)); + } + if (strlen(a_head.program)) { ++ overflow_add(strlen(a_head.program),1); + if (!(header->program = calloc( + (unsigned int)strlen(a_head.program) + 1, 1))) { + pm_message("ReadXimHeader: can't calloc program string" ); +@@ -160,6 +163,7 @@ ReadXimHeader(FILE * const in_fp, + if (header->nchannels == 3 && header->bits_channel == 8) + header->ncolors = 0; + else if (header->nchannels == 1 && header->bits_channel == 8) { ++ overflow2(header->ncolors, sizeof(Color)); + header->colors = (Color *)calloc((unsigned int)header->ncolors, + sizeof(Color)); + if (header->colors == NULL) { +diff -up netpbm-10.47.04/converter/ppm/xpmtoppm.c.security netpbm-10.47.04/converter/ppm/xpmtoppm.c +--- netpbm-10.47.04/converter/ppm/xpmtoppm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/xpmtoppm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -701,6 +701,7 @@ ReadXPMFile(FILE * const stream, int * c + &ncolors, colorsP, &ptab); + *transparentP = -1; /* No transparency in version 1 */ + } ++ overflow2(*widthP, *heightP); + totalpixels = *widthP * *heightP; + MALLOCARRAY(*dataP, totalpixels); + if (*dataP == NULL) +diff -up netpbm-10.47.04/converter/ppm/yuvtoppm.c.security netpbm-10.47.04/converter/ppm/yuvtoppm.c +--- netpbm-10.47.04/converter/ppm/yuvtoppm.c.security 2009-10-21 13:39:10.000000000 +0200 ++++ netpbm-10.47.04/converter/ppm/yuvtoppm.c 2009-10-21 15:09:33.000000000 +0200 +@@ -72,6 +72,7 @@ main(argc, argv) + + ppm_writeppminit(stdout, cols, rows, (pixval) 255, 0); + pixrow = ppm_allocrow(cols); ++ overflow_add(cols, 1); + MALLOCARRAY(yuvbuf, (cols+1)/2); + if (yuvbuf == NULL) + pm_error("Unable to allocate YUV buffer for %d columns.", cols); +diff -up netpbm-10.47.04/editor/pamcut.c.security netpbm-10.47.04/editor/pamcut.c +--- netpbm-10.47.04/editor/pamcut.c.security 2009-10-21 13:38:57.000000000 +0200 ++++ netpbm-10.47.04/editor/pamcut.c 2009-10-21 15:29:36.000000000 +0200 +@@ -655,6 +655,8 @@ cutOneImage(FILE * const ifP + + outpam = inpam; /* Initial value -- most fields should be same */ + outpam.file = ofP; ++ overflow_add(rightcol, 1); ++ overflow_add(bottomrow, 1); + outpam.width = rightcol - leftcol + 1; + outpam.height = bottomrow - toprow + 1; + +diff -up netpbm-10.47.04/editor/pbmpscale.c.security netpbm-10.47.04/editor/pbmpscale.c +--- netpbm-10.47.04/editor/pbmpscale.c.security 2009-10-21 13:38:57.000000000 +0200 ++++ netpbm-10.47.04/editor/pbmpscale.c 2009-10-21 15:27:21.000000000 +0200 +@@ -110,6 +110,7 @@ main(int argc, char ** argv) { + inrow[0] = inrow[1] = inrow[2] = NULL; + pbm_readpbminit(ifP, &columns, &rows, &format) ; + ++ overflow2(columns, scale); + outrow = pbm_allocrow(columns*scale) ; + MALLOCARRAY(flags, columns); + if (flags == NULL) +diff -up netpbm-10.47.04/editor/pbmreduce.c.security netpbm-10.47.04/editor/pbmreduce.c +--- netpbm-10.47.04/editor/pbmreduce.c.security 2009-10-21 13:38:57.000000000 +0200 ++++ netpbm-10.47.04/editor/pbmreduce.c 2009-10-21 15:26:13.000000000 +0200 +@@ -94,6 +94,7 @@ main( argc, argv ) + if (halftone == QT_FS) { + unsigned int col; + /* Initialize Floyd-Steinberg. */ ++ overflow_add(newcols, 2); + MALLOCARRAY(thiserr, newcols + 2); + MALLOCARRAY(nexterr, newcols + 2); + if (thiserr == NULL || nexterr == NULL) +diff -up netpbm-10.47.04/editor/pnmgamma.c.security netpbm-10.47.04/editor/pnmgamma.c +--- netpbm-10.47.04/editor/pnmgamma.c.security 2009-10-21 13:38:57.000000000 +0200 ++++ netpbm-10.47.04/editor/pnmgamma.c 2009-10-21 15:09:34.000000000 +0200 +@@ -586,6 +586,7 @@ createGammaTables(enum transferFunction + xelval ** const btableP) { + + /* Allocate space for the tables. */ ++ overflow_add(maxval, 1); + MALLOCARRAY(*rtableP, maxval+1); + MALLOCARRAY(*gtableP, maxval+1); + MALLOCARRAY(*btableP, maxval+1); +diff -up netpbm-10.47.04/editor/pnmhisteq.c.security netpbm-10.47.04/editor/pnmhisteq.c +--- netpbm-10.47.04/editor/pnmhisteq.c.security 2009-10-21 13:38:57.000000000 +0200 ++++ netpbm-10.47.04/editor/pnmhisteq.c 2009-10-21 15:09:34.000000000 +0200 +@@ -103,6 +103,7 @@ computeLuminosityHistogram(xel * const * + unsigned int pixelCount; + unsigned int * lumahist; + ++ overflow_add(maxval, 1); + MALLOCARRAY(lumahist, maxval + 1); + if (lumahist == NULL) + pm_error("Out of storage allocating array for %u histogram elements", +diff -up netpbm-10.47.04/editor/pnmindex.csh.security netpbm-10.47.04/editor/pnmindex.csh +--- netpbm-10.47.04/editor/pnmindex.csh.security 2009-10-21 13:38:57.000000000 +0200 ++++ netpbm-10.47.04/editor/pnmindex.csh 2009-10-21 15:09:34.000000000 +0200 +@@ -1,5 +1,8 @@ + #!/bin/csh -f + # ++echo "Unsafe code, needs debugging, do not ship" ++exit 1 ++# + # pnmindex - build a visual index of a bunch of anymaps + # + # Copyright (C) 1991 by Jef Poskanzer. +diff -up netpbm-10.47.04/editor/pnmpad.c.security netpbm-10.47.04/editor/pnmpad.c +--- netpbm-10.47.04/editor/pnmpad.c.security 2009-10-21 13:38:57.000000000 +0200 ++++ netpbm-10.47.04/editor/pnmpad.c 2009-10-21 15:33:51.000000000 +0200 +@@ -527,6 +527,8 @@ main(int argc, const char ** argv) { + + computePadSizes(cmdline, cols, rows, &lpad, &rpad, &tpad, &bpad); + ++ overflow_add(cols, lpad); ++ overflow_add(cols + lpad, rpad); + newcols = cols + lpad + rpad; + + if (PNM_FORMAT_TYPE(format) == PBM_TYPE) +diff -up netpbm-10.47.04/editor/pnmpaste.c.security netpbm-10.47.04/editor/pnmpaste.c +diff -up netpbm-10.47.04/editor/pnmremap.c.security netpbm-10.47.04/editor/pnmremap.c +--- netpbm-10.47.04/editor/pnmremap.c.security 2009-10-21 13:38:57.000000000 +0200 ++++ netpbm-10.47.04/editor/pnmremap.c 2009-10-21 15:28:20.000000000 +0200 +@@ -408,7 +408,7 @@ initFserr(struct pam * const pamP, + unsigned int plane; + + unsigned int const fserrSize = pamP->width + 2; +- ++ overflow_add(pamP->width, 2); + fserrP->width = pamP->width; + + MALLOCARRAY(fserrP->thiserr, pamP->depth); +@@ -444,6 +444,7 @@ floydInitRow(struct pam * const pamP, st + + int col; + ++ overflow_add(pamP->width, 2); + for (col = 0; col < pamP->width + 2; ++col) { + unsigned int plane; + for (plane = 0; plane < pamP->depth; ++plane) +diff -up netpbm-10.47.04/editor/pnmscalefixed.c.security netpbm-10.47.04/editor/pnmscalefixed.c +--- netpbm-10.47.04/editor/pnmscalefixed.c.security 2009-10-21 13:38:57.000000000 +0200 ++++ netpbm-10.47.04/editor/pnmscalefixed.c 2009-10-21 15:09:34.000000000 +0200 +@@ -211,6 +211,8 @@ compute_output_dimensions(const struct c + const int rows, const int cols, + int * newrowsP, int * newcolsP) { + ++ overflow2(rows, cols); ++ + if (cmdline.pixels) { + if (rows * cols <= cmdline.pixels) { + *newrowsP = rows; +@@ -262,6 +264,8 @@ compute_output_dimensions(const struct c + + if (*newcolsP < 1) *newcolsP = 1; + if (*newrowsP < 1) *newrowsP = 1; ++ ++ overflow2(*newcolsP, *newrowsP); + } + + +@@ -443,6 +447,9 @@ main(int argc, char **argv ) { + unfilled. We can address that by stretching, whereas the other + case would require throwing away some of the input. + */ ++ ++ overflow2(newcols, SCALE); ++ overflow2(newrows, SCALE); + sxscale = SCALE * newcols / cols; + syscale = SCALE * newrows / rows; + +diff -up netpbm-10.47.04/editor/pnmshear.c.security netpbm-10.47.04/editor/pnmshear.c +--- netpbm-10.47.04/editor/pnmshear.c.security 2009-10-21 13:38:57.000000000 +0200 ++++ netpbm-10.47.04/editor/pnmshear.c 2009-10-21 15:31:26.000000000 +0200 +@@ -15,6 +15,7 @@ + #include <assert.h> + #include <math.h> + #include <string.h> ++#include <limits.h> + + #include "pm_c_util.h" + #include "ppm.h" +@@ -236,6 +237,11 @@ main(int argc, char * argv[]) { + + shearfac = fabs(tan(cmdline.angle)); + ++ if(rows * shearfac >= INT_MAX-1) ++ pm_error("image too large"); ++ ++ overflow_add(rows * shearfac, cols+1); ++ + newcols = rows * shearfac + cols + 0.999999; + + pnm_writepnminit(stdout, newcols, rows, newmaxval, newformat, 0); +diff -up netpbm-10.47.04/editor/ppmdither.c.security netpbm-10.47.04/editor/ppmdither.c +--- netpbm-10.47.04/editor/ppmdither.c.security 2009-10-21 13:38:57.000000000 +0200 ++++ netpbm-10.47.04/editor/ppmdither.c 2009-10-21 15:09:34.000000000 +0200 +@@ -111,6 +111,9 @@ dith_matrix(unsigned int const dith_dim) + (dith_dim * sizeof(int *)) + /* pointers */ + (dith_dim * dith_dim * sizeof(int)); /* data */ + ++ overflow2(dith_dim, sizeof(int *)); ++ overflow3(dith_dim, dith_dim, sizeof(int)); ++ overflow_add(dith_dim * sizeof(int *), dith_dim * dith_dim * sizeof(int)); + dith_mat = (unsigned int **) malloc(dith_mat_sz); + + if (dith_mat == NULL) +@@ -165,7 +168,8 @@ dith_setup(const unsigned int dith_power + if (dith_nb < 2) + pm_error("too few shades for blue, minimum of 2"); + +- MALLOCARRAY(*colormapP, dith_nr * dith_ng * dith_nb); ++ overflow2(dith_nr, dith_ng); ++ *colormapP = malloc3(dith_nr * dith_ng, dith_nb, sizeof(pixel)); + if (*colormapP == NULL) + pm_error("Unable to allocate space for the color lookup table " + "(%d by %d by %d pixels).", dith_nr, dith_ng, dith_nb); +diff -up netpbm-10.47.04/editor/specialty/pamoil.c.security netpbm-10.47.04/editor/specialty/pamoil.c +--- netpbm-10.47.04/editor/specialty/pamoil.c.security 2009-10-21 13:38:56.000000000 +0200 ++++ netpbm-10.47.04/editor/specialty/pamoil.c 2009-10-21 15:09:33.000000000 +0200 +@@ -112,6 +112,7 @@ main(int argc, char *argv[] ) { + tuples = pnm_readpam(ifp, &inpam, PAM_STRUCT_SIZE(tuple_type)); + pm_close(ifp); + ++ overflow_add(inpam.maxval, 1); + MALLOCARRAY(hist, inpam.maxval + 1); + if (hist == NULL) + pm_error("Unable to allocate memory for histogram."); +diff -up netpbm-10.47.04/generator/pbmpage.c.security netpbm-10.47.04/generator/pbmpage.c +--- netpbm-10.47.04/generator/pbmpage.c.security 2009-10-21 13:38:57.000000000 +0200 ++++ netpbm-10.47.04/generator/pbmpage.c 2009-10-21 15:09:34.000000000 +0200 +@@ -170,6 +170,9 @@ outputPbm(FILE * const file, + /* We round the allocated row space up to a multiple of 8 so the ugly + fast code below can work. + */ ++ ++ overflow_add(bitmap.Width, 7); ++ + pbmrow = pbm_allocrow(((bitmap.Width+7)/8)*8); + + bitmap_cursor = 0; +diff -up netpbm-10.47.04/generator/pbmtext.c.security netpbm-10.47.04/generator/pbmtext.c +--- netpbm-10.47.04/generator/pbmtext.c.security 2009-10-21 13:38:57.000000000 +0200 ++++ netpbm-10.47.04/generator/pbmtext.c 2009-10-21 15:23:15.000000000 +0200 +@@ -96,12 +96,14 @@ parseCommandLine(int argc, const char ** + + for (i = 1; i < argc; ++i) { + if (i > 1) { ++ overflow_add(totaltextsize, 1); + totaltextsize += 1; + text = realloc(text, totaltextsize); + if (text == NULL) + pm_error("out of memory allocating space for input text"); + strcat(text, " "); + } ++ overflow_add(totaltextsize, strlen(argv[i])); + totaltextsize += strlen(argv[i]); + text = realloc(text, totaltextsize); + if (text == NULL) +@@ -711,6 +713,7 @@ getText(const char cmdline_text + pm_error("A line of input text is longer than %u characters." + "Cannot process.", sizeof(buf)-1); + if (lineCount >= maxlines) { ++ overflow2(maxlines, 2); + maxlines *= 2; + REALLOCARRAY(text_array, maxlines); + if (text_array == NULL) +@@ -831,6 +834,7 @@ main(int argc, const char *argv[]) { + hmargin = fontP->maxwidth; + } else { + vmargin = fontP->maxheight; ++ overflow2(2, fontP->maxwidth); + hmargin = 2 * fontP->maxwidth; + } + } +diff -up netpbm-10.47.04/generator/pgmcrater.c.security netpbm-10.47.04/generator/pgmcrater.c +--- netpbm-10.47.04/generator/pgmcrater.c.security 2009-10-21 13:38:57.000000000 +0200 ++++ netpbm-10.47.04/generator/pgmcrater.c 2009-10-21 15:09:34.000000000 +0200 +@@ -130,7 +130,7 @@ static void gencraters() + /* Acquire the elevation array and initialize it to mean + surface elevation. */ + +- MALLOCARRAY(aux, SCRX * SCRY); ++ aux = (unsigned short *) malloc3(SCRX, SCRY, sizeof(short)); + if (aux == NULL) + pm_error("out of memory allocating elevation array"); + +diff -up netpbm-10.47.04/generator/pgmkernel.c.security netpbm-10.47.04/generator/pgmkernel.c +--- netpbm-10.47.04/generator/pgmkernel.c.security 2009-10-21 13:38:57.000000000 +0200 ++++ netpbm-10.47.04/generator/pgmkernel.c 2009-10-21 15:09:34.000000000 +0200 +@@ -68,7 +68,7 @@ main ( argc, argv ) + kycenter = (fysize - 1) / 2.0; + ixsize = fxsize + 0.999; + iysize = fysize + 0.999; +- MALLOCARRAY(fkernel, ixsize * iysize); ++ fkernel = (double *) malloc3 (ixsize, iysize, sizeof(double)); + for (i = 0; i < iysize; i++) + for (j = 0; j < ixsize; j++) { + fkernel[i*ixsize+j] = 1.0 / (1.0 + w * sqrt((double) +diff -up netpbm-10.47.04/lib/libpam.c.security netpbm-10.47.04/lib/libpam.c +--- netpbm-10.47.04/lib/libpam.c.security 2009-10-21 13:39:00.000000000 +0200 ++++ netpbm-10.47.04/lib/libpam.c 2009-10-21 15:09:34.000000000 +0200 +@@ -235,7 +235,8 @@ allocPamRow(const struct pam * const pam + int const bytesPerTuple = allocationDepth(pamP) * sizeof(sample); + tuple * tuplerow; + +- tuplerow = malloc(pamP->width * (sizeof(tuple *) + bytesPerTuple)); ++ overflow_add(sizeof(tuple *), bytesPerTuple); ++ tuplerow = malloc2(pamP->width, sizeof(tuple *) + bytesPerTuple); + + if (tuplerow != NULL) { + /* Now we initialize the pointers to the individual tuples +diff -up netpbm-10.47.04/lib/libpammap.c.security netpbm-10.47.04/lib/libpammap.c +--- netpbm-10.47.04/lib/libpammap.c.security 2009-10-21 13:39:00.000000000 +0200 ++++ netpbm-10.47.04/lib/libpammap.c 2009-10-21 15:09:34.000000000 +0200 +@@ -104,6 +104,8 @@ allocTupleIntListItem(struct pam * const + */ + struct tupleint_list_item * retval; + ++ overflow2(pamP->depth, sizeof(sample)); ++ overflow_add(sizeof(*retval)-sizeof(retval->tupleint.tuple), pamP->depth*sizeof(sample)); + unsigned int const size = + sizeof(*retval) - sizeof(retval->tupleint.tuple) + + pamP->depth * sizeof(sample); +diff -up netpbm-10.47.04/lib/libpbm1.c.security netpbm-10.47.04/lib/libpbm1.c +--- netpbm-10.47.04/lib/libpbm1.c.security 2009-10-21 13:39:00.000000000 +0200 ++++ netpbm-10.47.04/lib/libpbm1.c 2009-10-21 15:09:34.000000000 +0200 +@@ -77,6 +77,7 @@ pbm_check(FILE * file, const enum pm_che + pm_message("pm_filepos passed to pm_check() is %u bytes", + sizeof(pm_filepos)); + #endif ++ overflow2(bytes_per_row, rows); + pm_check(file, check_type, need_raster_size, retval_p); + } + } +diff -up netpbm-10.47.04/lib/libpbmvms.c.security netpbm-10.47.04/lib/libpbmvms.c +--- netpbm-10.47.04/lib/libpbmvms.c.security 2009-10-21 13:39:00.000000000 +0200 ++++ netpbm-10.47.04/lib/libpbmvms.c 2009-10-21 15:09:34.000000000 +0200 +@@ -1,3 +1,5 @@ ++#warning "NOT AUDITED" ++ + /*************************************************************************** + This file contains library routines needed to build Netpbm for VMS. + However, as of 2000.05.26, when these were split out of libpbm1.c +diff -up netpbm-10.47.04/lib/libpm.c.security netpbm-10.47.04/lib/libpm.c +--- netpbm-10.47.04/lib/libpm.c.security 2009-10-21 13:39:00.000000000 +0200 ++++ netpbm-10.47.04/lib/libpm.c 2009-10-21 15:09:34.000000000 +0200 +@@ -827,4 +827,53 @@ pm_parse_height(const char * const arg) + } + + ++/* ++ * Maths wrapping ++ */ ++ ++void __overflow2(int a, int b) ++{ ++ if(a < 0 || b < 0) ++ pm_error("object too large"); ++ if(b == 0) ++ return; ++ if(a > INT_MAX / b) ++ pm_error("object too large"); ++} ++ ++void overflow3(int a, int b, int c) ++{ ++ overflow2(a,b); ++ overflow2(a*b, c); ++} ++ ++void overflow_add(int a, int b) ++{ ++ if( a > INT_MAX - b) ++ pm_error("object too large"); ++} ++ ++void *malloc2(int a, int b) ++{ ++ overflow2(a, b); ++ if(a*b == 0) ++ pm_error("Zero byte allocation"); ++ return malloc(a*b); ++} ++ ++void *malloc3(int a, int b, int c) ++{ ++ overflow3(a, b, c); ++ if(a*b*c == 0) ++ pm_error("Zero byte allocation"); ++ return malloc(a*b*c); ++} ++ ++void *realloc2(void * a, int b, int c) ++{ ++ overflow2(b, c); ++ if(b*c == 0) ++ pm_error("Zero byte allocation"); ++ return realloc(a, b*c); ++} + +diff -up netpbm-10.47.04/lib/pm.h.security netpbm-10.47.04/lib/pm.h +--- netpbm-10.47.04/lib/pm.h.security 2009-10-21 13:39:00.000000000 +0200 ++++ netpbm-10.47.04/lib/pm.h 2009-10-21 15:09:34.000000000 +0200 +@@ -377,4 +377,11 @@ pm_parse_height(const char * const arg); + #endif + + ++void *malloc2(int, int); ++void *malloc3(int, int, int); ++#define overflow2(a,b) __overflow2(a,b) ++void __overflow2(int, int); ++void overflow3(int, int, int); ++void overflow_add(int, int); ++ + #endif +diff -up netpbm-10.47.04/other/pnmcolormap.c.security netpbm-10.47.04/other/pnmcolormap.c +--- netpbm-10.47.04/other/pnmcolormap.c.security 2009-10-21 13:38:54.000000000 +0200 ++++ netpbm-10.47.04/other/pnmcolormap.c 2009-10-21 15:09:34.000000000 +0200 +@@ -840,6 +840,7 @@ colormapToSquare(struct pam * const pamP + pamP->width = intsqrt; + else + pamP->width = intsqrt + 1; ++ overflow_add(intsqrt, 1); + } + { + unsigned int const intQuotient = colormap.size / pamP->width; +diff -up netpbm-10.47.04/urt/README.security netpbm-10.47.04/urt/README +--- netpbm-10.47.04/urt/README.security 2009-10-21 13:39:11.000000000 +0200 ++++ netpbm-10.47.04/urt/README 2009-10-21 15:09:34.000000000 +0200 +@@ -18,3 +18,8 @@ in its initializer in the original. But + defines stdout as a variable, so that wouldn't compile. So I changed + it to NULL and added a line to rle_hdr_init to set that field to + 'stdout' dynamically. 2000.06.02 BJH. ++ ++Redid the code to check for maths overflows and other crawly horrors. ++Removed pipe through and compress support (unsafe) ++ ++Alan Cox <alan@redhat.com> +diff -up netpbm-10.47.04/urt/rle_addhist.c.security netpbm-10.47.04/urt/rle_addhist.c +--- netpbm-10.47.04/urt/rle_addhist.c.security 2009-10-21 13:39:11.000000000 +0200 ++++ netpbm-10.47.04/urt/rle_addhist.c 2009-10-21 15:09:34.000000000 +0200 +@@ -14,6 +14,8 @@ + * If you modify this software, you should include a notice giving the + * name of the person performing the modification, the date of modification, + * and the reason for such modification. ++ * ++ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com> + */ + /* + * rle_addhist.c - Add to the HISTORY comment in header +@@ -76,13 +78,19 @@ rle_addhist(char * argv[], + return; + + length = 0; +- for (i = 0; argv[i]; ++i) ++ for (i = 0; argv[i]; ++i) { ++ overflow_add(length, strlen(argv[i])); ++ overflow_add(length+1, strlen(argv[i])); + length += strlen(argv[i]) +1; /* length of each arg plus space. */ ++ } + + time(&temp); + timedate = ctime(&temp); + length += strlen(timedate); /* length of date and time in ASCII. */ + ++ overflow_add(strlen(padding), 4); ++ overflow_add(strlen(histoire), strlen(padding) + 4); ++ overflow_add(length, strlen(histoire) + strlen(padding) + 4); + length += strlen(padding) + 3 + strlen(histoire) + 1; + /* length of padding, "on " and length of history name plus "="*/ + if (in_hdr) /* if we are interested in the old comments... */ +@@ -90,9 +98,12 @@ rle_addhist(char * argv[], + else + old = NULL; + +- if (old && *old) ++ if (old && *old) { ++ overflow_add(length, strlen(old)); + length += strlen(old); /* add length if there. */ ++ } + ++ overflow_add(length, 1); + ++length; /*Cater for the null. */ + + MALLOCARRAY(newc, length); +diff -up netpbm-10.47.04/urt/rle_getrow.c.security netpbm-10.47.04/urt/rle_getrow.c +--- netpbm-10.47.04/urt/rle_getrow.c.security 2009-10-21 13:39:11.000000000 +0200 ++++ netpbm-10.47.04/urt/rle_getrow.c 2009-10-21 15:09:34.000000000 +0200 +@@ -17,6 +17,8 @@ + * + * Modified at BRL 16-May-88 by Mike Muuss to avoid Alliant STDC desire + * to have all "void" functions so declared. ++ * ++ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com> + */ + /* + * rle_getrow.c - Read an RLE file in. +@@ -168,6 +170,7 @@ rle_get_setup(rle_hdr * const the_hdr) { + register char * cp; + + VAXSHORT( comlen, infile ); /* get comment length */ ++ overflow_add(comlen, 1); + evenlen = (comlen + 1) & ~1; /* make it even */ + if ( evenlen ) + { +diff -up netpbm-10.47.04/urt/rle_hdr.c.security netpbm-10.47.04/urt/rle_hdr.c +--- netpbm-10.47.04/urt/rle_hdr.c.security 2009-10-21 13:39:11.000000000 +0200 ++++ netpbm-10.47.04/urt/rle_hdr.c 2009-10-21 15:09:34.000000000 +0200 +@@ -14,6 +14,8 @@ + * If you modify this software, you should include a notice giving the + * name of the person performing the modification, the date of modification, + * and the reason for such modification. ++ * ++ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com> + */ + /* + * rle_hdr.c - Functions to manipulate rle_hdr structures. +@@ -79,7 +81,10 @@ int img_num; + /* Fill in with copies of the strings. */ + if ( the_hdr->cmd != pgmname ) + { +- char *tmp = (char *)malloc( strlen( pgmname ) + 1 ); ++ char *tmp ; ++ ++ overflow_add(strlen(pgmname), 1); ++ tmp = malloc( strlen( pgmname ) + 1 ); + RLE_CHECK_ALLOC( pgmname, tmp, 0 ); + strcpy( tmp, pgmname ); + the_hdr->cmd = tmp; +@@ -87,7 +92,9 @@ int img_num; + + if ( the_hdr->file_name != fname ) + { +- char *tmp = (char *)malloc( strlen( fname ) + 1 ); ++ char *tmp; ++ overflow_add(strlen(fname), 1); ++ tmp = malloc( strlen( fname ) + 1 ); + RLE_CHECK_ALLOC( pgmname, tmp, 0 ); + strcpy( tmp, fname ); + the_hdr->file_name = tmp; +@@ -152,6 +159,7 @@ rle_hdr *from_hdr, *to_hdr; + if ( to_hdr->bg_color ) + { + int size = to_hdr->ncolors * sizeof(int); ++ overflow2(to_hdr->ncolors, sizeof(int)); + to_hdr->bg_color = (int *)malloc( size ); + RLE_CHECK_ALLOC( to_hdr->cmd, to_hdr->bg_color, "background color" ); + memcpy( to_hdr->bg_color, from_hdr->bg_color, size ); +@@ -160,7 +168,7 @@ rle_hdr *from_hdr, *to_hdr; + if ( to_hdr->cmap ) + { + int size = to_hdr->ncmap * (1 << to_hdr->cmaplen) * sizeof(rle_map); +- to_hdr->cmap = (rle_map *)malloc( size ); ++ to_hdr->cmap = (rle_map *)malloc3( to_hdr->ncmap, 1<<to_hdr->cmaplen, sizeof(rle_map)); + RLE_CHECK_ALLOC( to_hdr->cmd, to_hdr->cmap, "color map" ); + memcpy( to_hdr->cmap, from_hdr->cmap, size ); + } +@@ -173,11 +181,16 @@ rle_hdr *from_hdr, *to_hdr; + int size = 0; + CONST_DECL char **cp; + for ( cp=to_hdr->comments; *cp; cp++ ) ++ { ++ overflow_add(size, 1); + size++; /* Count the comments. */ ++ } + /* Check if there are really any comments. */ + if ( size ) + { ++ overflow_add(size, 1); + size++; /* Copy the NULL pointer, too. */ ++ overflow2(size, sizeof(char *)); + size *= sizeof(char *); + to_hdr->comments = (CONST_DECL char **)malloc( size ); + RLE_CHECK_ALLOC( to_hdr->cmd, to_hdr->comments, "comments" ); +diff -up netpbm-10.47.04/urt/rle.h.security netpbm-10.47.04/urt/rle.h +--- netpbm-10.47.04/urt/rle.h.security 2009-10-21 13:39:11.000000000 +0200 ++++ netpbm-10.47.04/urt/rle.h 2009-10-21 15:09:34.000000000 +0200 +@@ -14,6 +14,9 @@ + * If you modify this software, you should include a notice giving the + * name of the person performing the modification, the date of modification, + * and the reason for such modification. ++ * ++ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com> ++ * Header declarations needed + */ + /* + * rle.h - Global declarations for Utah Raster Toolkit RLE programs. +@@ -166,6 +169,17 @@ rle_hdr /* End of typedef. * + */ + extern rle_hdr rle_dflt_hdr; + ++/* ++ * Provided by pm library ++ */ ++ ++extern void overflow_add(int, int); ++#define overflow2(a,b) __overflow2(a,b) ++extern void __overflow2(int, int); ++extern void overflow3(int, int, int); ++extern void *malloc2(int, int); ++extern void *malloc3(int, int, int); ++extern void *realloc2(void *, int, int); + + /* Declare RLE library routines. */ + +diff -up netpbm-10.47.04/urt/rle_open_f.c.security netpbm-10.47.04/urt/rle_open_f.c +--- netpbm-10.47.04/urt/rle_open_f.c.security 2009-10-21 13:39:11.000000000 +0200 ++++ netpbm-10.47.04/urt/rle_open_f.c 2009-10-21 15:15:38.000000000 +0200 +@@ -163,64 +163,7 @@ dealWithSubprocess(const char * const f + bool * const noSubprocessP, + const char ** const errorP) { + +-#ifdef NO_OPEN_PIPES + *noSubprocessP = TRUE; +-#else +- const char *cp; +- +- reapChildren(catchingChildrenP, pids); +- +- /* Real file, not stdin or stdout. If name ends in ".Z", +- * pipe from/to un/compress (depending on r/w mode). +- * +- * If it starts with "|", popen that command. +- */ +- +- cp = file_name + strlen(file_name) - 2; +- /* Pipe case. */ +- if (file_name[0] == '|') { +- pid_t thepid; /* PID from my_popen */ +- +- *noSubprocessP = FALSE; +- +- *fpP = my_popen(file_name + 1, mode, &thepid); +- if (*fpP == NULL) +- *errorP = "%s: can't invoke <<%s>> for %s: "; +- else { +- /* One more child to catch, eventually. */ +- if (*catchingChildrenP < MAX_CHILDREN) +- pids[(*catchingChildrenP)++] = thepid; +- } +- } else if (cp > file_name && *cp == '.' && *(cp + 1) == 'Z' ) { +- /* Compress case. */ +- pid_t thepid; /* PID from my_popen. */ +- const char * command; +- +- *noSubprocessP = FALSE; +- +- if (*mode == 'w') +- asprintfN(&command, "compress > %s", file_name); +- else if (*mode == 'a') +- asprintfN(&command, "compress >> %s", file_name); +- else +- asprintfN(&command, "compress -d < %s", file_name); +- +- *fpP = my_popen(command, mode, &thepid); +- +- if (*fpP == NULL) +- *errorP = "%s: can't invoke 'compress' program, " +- "trying to open %s for %s"; +- else { +- /* One more child to catch, eventually. */ +- if (*catchingChildrenP < MAX_CHILDREN) +- pids[(*catchingChildrenP)++] = thepid; +- } +- strfree(command); +- } else { +- *noSubprocessP = TRUE; +- *errorP = NULL; +- } +-#endif + } + + +diff -up netpbm-10.47.04/urt/rle_putcom.c.security netpbm-10.47.04/urt/rle_putcom.c +--- netpbm-10.47.04/urt/rle_putcom.c.security 2009-10-21 13:39:11.000000000 +0200 ++++ netpbm-10.47.04/urt/rle_putcom.c 2009-10-21 15:09:34.000000000 +0200 +@@ -14,6 +14,8 @@ + * If you modify this software, you should include a notice giving the + * name of the person performing the modification, the date of modification, + * and the reason for such modification. ++ * ++ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com> + */ + /* + * rle_putcom.c - Add a picture comment to the header struct. +@@ -98,12 +100,14 @@ rle_putcom(const char * const value, + const char * v; + const char ** old_comments; + int i; +- for (i = 2, cp = the_hdr->comments; *cp != NULL; ++i, ++cp) ++ for (i = 2, cp = the_hdr->comments; *cp != NULL; ++i, ++cp) { ++ overflow_add(i, 1); + if (match(value, *cp) != NULL) { + v = *cp; + *cp = value; + return v; + } ++ } + /* Not found */ + /* Can't realloc because somebody else might be pointing to this + * comments block. Of course, if this were true, then the +diff -up netpbm-10.47.04/urt/Runput.c.security netpbm-10.47.04/urt/Runput.c +--- netpbm-10.47.04/urt/Runput.c.security 2009-10-21 13:39:11.000000000 +0200 ++++ netpbm-10.47.04/urt/Runput.c 2009-10-21 15:09:34.000000000 +0200 +@@ -17,6 +17,8 @@ + * + * Modified at BRL 16-May-88 by Mike Muuss to avoid Alliant STDC desire + * to have all "void" functions so declared. ++ * ++ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com> + */ + /* + * Runput.c - General purpose Run Length Encoding. +@@ -202,9 +204,11 @@ RunSetup(rle_hdr * the_hdr) + if ( the_hdr->background != 0 ) + { + register int i; +- register rle_pixel *background = +- (rle_pixel *)malloc( (unsigned)(the_hdr->ncolors + 1) ); ++ register rle_pixel *background; + register int *bg_color; ++ ++ overflow_add(the_hdr->ncolors,1); ++ background = (rle_pixel *)malloc( (unsigned)(the_hdr->ncolors + 1) ); + /* + * If even number of bg color bytes, put out one more to get to + * 16 bit boundary. +@@ -224,7 +228,7 @@ RunSetup(rle_hdr * the_hdr) + /* Big-endian machines are harder */ + register int i, nmap = (1 << the_hdr->cmaplen) * + the_hdr->ncmap; +- register char *h_cmap = (char *)malloc( nmap * 2 ); ++ register char *h_cmap = (char *)malloc2( nmap, 2 ); + if ( h_cmap == NULL ) + { + fprintf( stderr, +diff -up netpbm-10.47.04/urt/scanargs.c.security netpbm-10.47.04/urt/scanargs.c +--- netpbm-10.47.04/urt/scanargs.c.security 2009-10-21 13:39:11.000000000 +0200 ++++ netpbm-10.47.04/urt/scanargs.c 2009-10-21 15:09:34.000000000 +0200 +@@ -38,6 +38,8 @@ + * + * Modified at BRL 16-May-88 by Mike Muuss to avoid Alliant STDC desire + * to have all "void" functions so declared. ++ * ++ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com> + */ + + #include "rle.h" +@@ -65,8 +67,8 @@ typedef int *ptr; + /* + * Storage allocation macros + */ +-#define NEW( type, cnt ) (type *) malloc( (cnt) * sizeof( type ) ) +-#define RENEW( type, ptr, cnt ) (type *) realloc( ptr, (cnt) * sizeof( type ) ) ++#define NEW( type, cnt ) (type *) malloc2( (cnt) , sizeof( type ) ) ++#define RENEW( type, ptr, cnt ) (type *) realloc2( ptr, (cnt), sizeof( type ) ) + + #if defined(c_plusplus) && !defined(USE_PROTOTYPES) + #define USE_PROTOTYPES |