libtiff 4.0.2

1 files changed, 0 insertions, 64 deletions

diff --git a/abs/core/libtiff/tiff-3.8.2-CVE-2008-2327.patch b/abs/core/libtiff/tiff-3.8.2-CVE-2008-2327.patch
deleted file mode 100644
index e6d74a6..0000000
--- a/abs/core/libtiff/tiff-3.8.2-CVE-2008-2327.patch
+++ /dev/null
@@ -1,64 +0,0 @@
-Fixes security issues in libTIFF's handling of LZW-encoded
-images.  The use of uninitialized data could lead to a buffer
-underflow and a crash or arbitrary code execution.
-
-CVE-ID: CVE-2008-2327
-Security bug: https://bugs.gentoo.org/show_bug.cgi?id=234080
-
-Index: tiff-3.8.2/libtiff/tif_lzw.c
-===================================================================
---- tiff-3.8.2.orig/libtiff/tif_lzw.c
-+++ tiff-3.8.2/libtiff/tif_lzw.c
-@@ -237,6 +237,12 @@ LZWSetupDecode(TIFF* tif)
-                     sp->dec_codetab[code].length = 1;
-                     sp->dec_codetab[code].next = NULL;
-                 } while (code--);
-+		/*
-+		* Zero-out the unused entries
-+		*/
-+		_TIFFmemset(&sp->dec_codetab[CODE_CLEAR], 0,
-+		(CODE_FIRST-CODE_CLEAR)*sizeof (code_t));
-+
- 	}
- 	return (1);
- }
-@@ -408,12 +414,19 @@ LZWDecode(TIFF* tif, tidata_t op0, tsize
- 			break;
- 		if (code == CODE_CLEAR) {
- 			free_entp = sp->dec_codetab + CODE_FIRST;
-+			_TIFFmemset(free_entp, 0, (CSIZE-CODE_FIRST)*sizeof (code_t));
- 			nbits = BITS_MIN;
- 			nbitsmask = MAXCODE(BITS_MIN);
- 			maxcodep = sp->dec_codetab + nbitsmask-1;
- 			NextCode(tif, sp, bp, code, GetNextCode);
- 			if (code == CODE_EOI)
- 				break;
-+			if (code == CODE_CLEAR) {
-+				TIFFErrorExt(tif->tif_clientdata, tif->tif_name,
-+				"LZWDecode: Corrupted LZW table at scanline %d",
-+				tif->tif_row);
-+				return (0);
-+			}
- 			*op++ = (char)code, occ--;
- 			oldcodep = sp->dec_codetab + code;
- 			continue;
-@@ -604,12 +617,19 @@ LZWDecodeCompat(TIFF* tif, tidata_t op0,
- 			break;
- 		if (code == CODE_CLEAR) {
- 			free_entp = sp->dec_codetab + CODE_FIRST;
-+			_TIFFmemset(free_entp, 0, (CSIZE-CODE_FIRST)*sizeof (code_t));
- 			nbits = BITS_MIN;
- 			nbitsmask = MAXCODE(BITS_MIN);
- 			maxcodep = sp->dec_codetab + nbitsmask;
- 			NextCode(tif, sp, bp, code, GetNextCodeCompat);
- 			if (code == CODE_EOI)
- 				break;
-+			if (code == CODE_CLEAR) {
-+				TIFFErrorExt(tif->tif_clientdata, tif->tif_name,
-+				"LZWDecode: Corrupted LZW table at scanline %d",
-+				tif->tif_row);
-+				return (0);
-+			}
- 			*op++ = code, occ--;
- 			oldcodep = sp->dec_codetab + code;
- 			continue;