Git-Url: http://git.frugalware.org/gitweb/gitweb.cgi?p=frugalware-current.git;a=commitdiff;h=7114af2d3b184ec5ed8a5bfa011b19a8fb9df698
commit 7114af2d3b184ec5ed8a5bfa011b19a8fb9df698 Author: Michel Hermier <herm...@frugalware.org> Date: Tue Apr 20 13:17:31 2010 +0200 libtiff-3.9.2-1-i686 * Bump version. diff --git a/source/lib/libtiff/CVE-2006-2193.patch b/source/lib/libtiff/CVE-2006-2193.patch deleted file mode 100644 index 7ebd932..0000000 --- a/source/lib/libtiff/CVE-2006-2193.patch +++ /dev/null @@ -1,19 +0,0 @@ - * SECURITY UPDATE: Arbitrary command execution with crafted TIF files. - * Add debian/patches/tiff2pdf-octal-printf.patch: - - tools/tiff2pdf.c: Fix buffer overflow due to wrong printf for octal - signed char (it printed a signed integer, which overflew the buffer and - was wrong anyway). - - CVE-2006-2193 - -diff -ruN tiff-3.7.4-old/tools/tiff2pdf.c tiff-3.7.4/tools/tiff2pdf.c ---- tiff-3.7.4-old/tools/tiff2pdf.c 2005-06-23 15:30:28.000000000 +0200 -+++ tiff-3.7.4/tools/tiff2pdf.c 2006-06-02 18:15:11.000000000 +0200 -@@ -3758,7 +3758,7 @@ - written += TIFFWriteFile(output, (tdata_t) "(", 1); - for (i=0;i<len;i++){ - if((pdfstr[i]&0x80) || (pdfstr[i]==127) || (pdfstr[i]<32)){ -- sprintf(buffer, "\\%.3o", pdfstr[i]); -+ sprintf(buffer, "\\%.3hho", pdfstr[i]); - written += TIFFWriteFile(output, (tdata_t) buffer, 4); - } else { - switch (pdfstr[i]){ diff --git a/source/lib/libtiff/FrugalBuild b/source/lib/libtiff/FrugalBuild index c5b9adf..766259e 100644 --- a/source/lib/libtiff/FrugalBuild +++ b/source/lib/libtiff/FrugalBuild @@ -3,22 +3,16 @@ # Maintainer: voroskoi <voros...@frugalware.org> pkgname=libtiff -pkgver=3.8.2 -pkgrel=4 +pkgver=3.9.2 +pkgrel=1 pkgdesc="Library for manipulation of TIFF images" url="http://libtiff.maptools.org" depends=('libstdc++' 'zlib') groups=('lib') archs=('i686' 'x86_64' 'ppc') up2date="lynx -dump 'http://libtiff.maptools.org/' | grep 'Stable Release' | cut -d v -f 2" -source=(ftp://ftp.remotesensing.org/pub/libtiff/tiff-$pkgver.tar.gz CVE-2006-2193.patch \ - libtiff-3.8.2-ormandy.patch tiffsplit-overflow.patch \ - libtiff-3.8.2-CVE-2009-2347.patch) -sha1sums=('549e67b6a15b42bfcd72fe17cda7c9a198a393eb' \ - 'f4af800713a048dd4db5ce9a2cb39c87ebf0c9dc' \ - '61c5f52e1182a6ca7b59045ae76609e16ef4b3a0' \ - 'eba26a1340806b89e4305cc0cf9d6485f69a610f' \ - 'b202adf57a61587c809795d731cc3cb5939e646d') +source=(ftp://ftp.remotesensing.org/pub/libtiff/tiff-$pkgver.tar.gz) +sha1sums=('5c054d31e350e53102221b7760c3700cf70b4327') build() { Fcd tiff-"$pkgver" diff --git a/source/lib/libtiff/libtiff-3.8.2-CVE-2009-2347.patch b/source/lib/libtiff/libtiff-3.8.2-CVE-2009-2347.patch deleted file mode 100644 index d631b6e..0000000 --- a/source/lib/libtiff/libtiff-3.8.2-CVE-2009-2347.patch +++ /dev/null @@ -1,169 +0,0 @@ -Fix several places in tiff2rgba and rgb2ycbcr that were being careless about -possible integer overflow in calculation of buffer sizes. - -CVE-2009-2347 - - -diff -Naur tiff-3.8.2.orig/tools/rgb2ycbcr.c tiff-3.8.2/tools/rgb2ycbcr.c ---- tiff-3.8.2.orig/tools/rgb2ycbcr.c 2004-09-03 03:57:13.000000000 -0400 -+++ tiff-3.8.2/tools/rgb2ycbcr.c 2009-07-10 17:12:32.000000000 -0400 -@@ -202,6 +202,17 @@ - #undef LumaBlue - #undef V2Code - -+static tsize_t -+multiply(tsize_t m1, tsize_t m2) -+{ -+ tsize_t prod = m1 * m2; -+ -+ if (m1 && prod / m1 != m2) -+ prod = 0; /* overflow */ -+ -+ return prod; -+} -+ - /* - * Convert a strip of RGB data to YCbCr and - * sample to generate the output data. -@@ -278,10 +289,19 @@ - float floatv; - char *stringv; - uint32 longv; -+ tsize_t raster_size; - - TIFFGetField(in, TIFFTAG_IMAGEWIDTH, &width); - TIFFGetField(in, TIFFTAG_IMAGELENGTH, &height); -- raster = (uint32*)_TIFFmalloc(width * height * sizeof (uint32)); -+ -+ raster_size = multiply(multiply(width, height), sizeof (uint32)); -+ if (!raster_size) { -+ TIFFError(TIFFFileName(in), -+ "Can't allocate buffer for raster of size %lux%lu", -+ (unsigned long) width, (unsigned long) height); -+ return (0); -+ } -+ raster = (uint32*)_TIFFmalloc(raster_size); - if (raster == 0) { - TIFFError(TIFFFileName(in), "No space for raster buffer"); - return (0); -diff -Naur tiff-3.8.2.orig/tools/tiff2rgba.c tiff-3.8.2/tools/tiff2rgba.c ---- tiff-3.8.2.orig/tools/tiff2rgba.c 2004-11-07 06:08:37.000000000 -0500 -+++ tiff-3.8.2/tools/tiff2rgba.c 2009-07-10 17:06:42.000000000 -0400 -@@ -124,6 +124,17 @@ - return (0); - } - -+static tsize_t -+multiply(tsize_t m1, tsize_t m2) -+{ -+ tsize_t prod = m1 * m2; -+ -+ if (m1 && prod / m1 != m2) -+ prod = 0; /* overflow */ -+ -+ return prod; -+} -+ - static int - cvt_by_tile( TIFF *in, TIFF *out ) - -@@ -133,6 +144,7 @@ - uint32 tile_width, tile_height; - uint32 row, col; - uint32 *wrk_line; -+ tsize_t raster_size; - int ok = 1; - - TIFFGetField(in, TIFFTAG_IMAGEWIDTH, &width); -@@ -150,7 +162,14 @@ - /* - * Allocate tile buffer - */ -- raster = (uint32*)_TIFFmalloc(tile_width * tile_height * sizeof (uint32)); -+ raster_size = multiply(multiply(tile_width, tile_height), sizeof (uint32)); -+ if (!raster_size) { -+ TIFFError(TIFFFileName(in), -+ "Can't allocate buffer for raster of size %lux%lu", -+ (unsigned long) tile_width, (unsigned long) tile_height); -+ return (0); -+ } -+ raster = (uint32*)_TIFFmalloc(raster_size); - if (raster == 0) { - TIFFError(TIFFFileName(in), "No space for raster buffer"); - return (0); -@@ -158,7 +177,7 @@ - - /* - * Allocate a scanline buffer for swapping during the vertical -- * mirroring pass. -+ * mirroring pass. (Request can't overflow given prior checks.) - */ - wrk_line = (uint32*)_TIFFmalloc(tile_width * sizeof (uint32)); - if (!wrk_line) { -@@ -226,6 +245,7 @@ - uint32 width, height; /* image width & height */ - uint32 row; - uint32 *wrk_line; -+ tsize_t raster_size; - int ok = 1; - - TIFFGetField(in, TIFFTAG_IMAGEWIDTH, &width); -@@ -241,7 +261,14 @@ - /* - * Allocate strip buffer - */ -- raster = (uint32*)_TIFFmalloc(width * rowsperstrip * sizeof (uint32)); -+ raster_size = multiply(multiply(width, rowsperstrip), sizeof (uint32)); -+ if (!raster_size) { -+ TIFFError(TIFFFileName(in), -+ "Can't allocate buffer for raster of size %lux%lu", -+ (unsigned long) width, (unsigned long) rowsperstrip); -+ return (0); -+ } -+ raster = (uint32*)_TIFFmalloc(raster_size); - if (raster == 0) { - TIFFError(TIFFFileName(in), "No space for raster buffer"); - return (0); -@@ -249,7 +276,7 @@ - - /* - * Allocate a scanline buffer for swapping during the vertical -- * mirroring pass. -+ * mirroring pass. (Request can't overflow given prior checks.) - */ - wrk_line = (uint32*)_TIFFmalloc(width * sizeof (uint32)); - if (!wrk_line) { -@@ -328,14 +355,22 @@ - uint32* raster; /* retrieve RGBA image */ - uint32 width, height; /* image width & height */ - uint32 row; -- -+ tsize_t raster_size; -+ - TIFFGetField(in, TIFFTAG_IMAGEWIDTH, &width); - TIFFGetField(in, TIFFTAG_IMAGELENGTH, &height); - - rowsperstrip = TIFFDefaultStripSize(out, rowsperstrip); - TIFFSetField(out, TIFFTAG_ROWSPERSTRIP, rowsperstrip); - -- raster = (uint32*)_TIFFmalloc(width * height * sizeof (uint32)); -+ raster_size = multiply(multiply(width, height), sizeof (uint32)); -+ if (!raster_size) { -+ TIFFError(TIFFFileName(in), -+ "Can't allocate buffer for raster of size %lux%lu", -+ (unsigned long) width, (unsigned long) height); -+ return (0); -+ } -+ raster = (uint32*)_TIFFmalloc(raster_size); - if (raster == 0) { - TIFFError(TIFFFileName(in), "No space for raster buffer"); - return (0); -@@ -353,7 +388,7 @@ - */ - if( no_alpha ) - { -- int pixel_count = width * height; -+ tsize_t pixel_count = (tsize_t) width * (tsize_t) height; - unsigned char *src, *dst; - - src = (unsigned char *) raster; diff --git a/source/lib/libtiff/libtiff-3.8.2-ormandy.patch b/source/lib/libtiff/libtiff-3.8.2-ormandy.patch deleted file mode 100644 index adaad38..0000000 --- a/source/lib/libtiff/libtiff-3.8.2-ormandy.patch +++ /dev/null @@ -1,672 +0,0 @@ -# Fix several vulnerabilities (CVE-2006-3460 CVE-2006-3461 -# CVE-2006-3462 CVE-2006-3463 CVE-2006-3464 CVE-2006-3465) - -diff -ru tiff-3.8.2/libtiff/tif_dir.c tiff-3.8.2-goo/libtiff/tif_dir.c ---- tiff-3.8.2/libtiff/tif_dir.c 2006-03-21 16:42:50.000000000 +0000 -+++ tiff-3.8.2-goo/libtiff/tif_dir.c 2006-07-14 13:52:01.027562000 +0100 -@@ -122,6 +122,7 @@ - { - static const char module[] = "_TIFFVSetField"; - -+ const TIFFFieldInfo* fip = _TIFFFindFieldInfo(tif, tag, TIFF_ANY); - TIFFDirectory* td = &tif->tif_dir; - int status = 1; - uint32 v32, i, v; -@@ -195,10 +196,12 @@ - break; - case TIFFTAG_ORIENTATION: - v = va_arg(ap, uint32); -+ const TIFFFieldInfo* fip; - if (v < ORIENTATION_TOPLEFT || ORIENTATION_LEFTBOT < v) { -+ fip = _TIFFFieldWithTag(tif, tag); - TIFFWarningExt(tif->tif_clientdata, tif->tif_name, - "Bad value %lu for \"%s\" tag ignored", -- v, _TIFFFieldWithTag(tif, tag)->field_name); -+ v, fip ? fip->field_name : "Unknown"); - } else - td->td_orientation = (uint16) v; - break; -@@ -387,11 +390,15 @@ - * happens, for example, when tiffcp is used to convert between - * compression schemes and codec-specific tags are blindly copied. - */ -+ /* -+ * better not dereference fip if it is NULL. -+ * -- tav...@google.com 15 Jun 2006 -+ */ - if(fip == NULL || fip->field_bit != FIELD_CUSTOM) { - TIFFErrorExt(tif->tif_clientdata, module, - "%s: Invalid %stag \"%s\" (not supported by codec)", - tif->tif_name, isPseudoTag(tag) ? "pseudo-" : "", -- _TIFFFieldWithTag(tif, tag)->field_name); -+ fip ? fip->field_name : "Unknown"); - status = 0; - break; - } -@@ -468,7 +475,7 @@ - if (fip->field_type == TIFF_ASCII) - _TIFFsetString((char **)&tv->value, va_arg(ap, char *)); - else { -- tv->value = _TIFFmalloc(tv_size * tv->count); -+ tv->value = _TIFFCheckMalloc(tif, tv_size, tv->count, "Tag Value"); - if (!tv->value) { - status = 0; - goto end; -@@ -563,7 +570,7 @@ - } - } - if (status) { -- TIFFSetFieldBit(tif, _TIFFFieldWithTag(tif, tag)->field_bit); -+ TIFFSetFieldBit(tif, fip->field_bit); - tif->tif_flags |= TIFF_DIRTYDIRECT; - } - -@@ -572,12 +579,12 @@ - return (status); - badvalue: - TIFFErrorExt(tif->tif_clientdata, module, "%s: Bad value %d for \"%s\"", -- tif->tif_name, v, _TIFFFieldWithTag(tif, tag)->field_name); -+ tif->tif_name, v, fip ? fip->field_name : "Unknown"); - va_end(ap); - return (0); - badvalue32: - TIFFErrorExt(tif->tif_clientdata, module, "%s: Bad value %ld for \"%s\"", -- tif->tif_name, v32, _TIFFFieldWithTag(tif, tag)->field_name); -+ tif->tif_name, v32, fip ? fip->field_name : "Unknown"); - va_end(ap); - return (0); - } -@@ -813,12 +820,16 @@ - * If the client tries to get a tag that is not valid - * for the image's codec then we'll arrive here. - */ -+ /* -+ * dont dereference fip if it's NULL. -+ * -- tav...@google.com 15 Jun 2006 -+ */ - if( fip == NULL || fip->field_bit != FIELD_CUSTOM ) - { - TIFFErrorExt(tif->tif_clientdata, "_TIFFVGetField", - "%s: Invalid %stag \"%s\" (not supported by codec)", - tif->tif_name, isPseudoTag(tag) ? "pseudo-" : "", -- _TIFFFieldWithTag(tif, tag)->field_name); -+ fip ? fip->field_name : "Unknown"); - ret_val = 0; - break; - } -diff -ru tiff-3.8.2/libtiff/tif_dirinfo.c tiff-3.8.2-goo/libtiff/tif_dirinfo.c ---- tiff-3.8.2/libtiff/tif_dirinfo.c 2006-02-07 13:51:03.000000000 +0000 -+++ tiff-3.8.2-goo/libtiff/tif_dirinfo.c 2006-07-14 13:52:00.953558000 +0100 -@@ -775,7 +775,8 @@ - TIFFErrorExt(tif->tif_clientdata, "TIFFFieldWithTag", - "Internal error, unknown tag 0x%x", - (unsigned int) tag); -- assert(fip != NULL); -+ /* assert(fip != NULL); */ -+ - /*NOTREACHED*/ - } - return (fip); -@@ -789,7 +790,8 @@ - if (!fip) { - TIFFErrorExt(tif->tif_clientdata, "TIFFFieldWithName", - "Internal error, unknown tag %s", field_name); -- assert(fip != NULL); -+ /* assert(fip != NULL); */ -+ - /*NOTREACHED*/ - } - return (fip); -diff -ru tiff-3.8.2/libtiff/tif_dirread.c tiff-3.8.2-goo/libtiff/tif_dirread.c ---- tiff-3.8.2/libtiff/tif_dirread.c 2006-03-21 16:42:50.000000000 +0000 -+++ tiff-3.8.2-goo/libtiff/tif_dirread.c 2006-07-14 13:52:00.842557000 +0100 -@@ -29,6 +29,9 @@ - * - * Directory Read Support Routines. - */ -+ -+#include <limits.h> -+ - #include "tiffiop.h" - - #define IGNORE 0 /* tag placeholder used below */ -@@ -81,6 +84,7 @@ - uint16 dircount; - toff_t nextdiroff; - int diroutoforderwarning = 0; -+ int compressionknown = 0; - toff_t* new_dirlist; - - tif->tif_diroff = tif->tif_nextdiroff; -@@ -147,13 +151,20 @@ - } else { - toff_t off = tif->tif_diroff; - -- if (off + sizeof (uint16) > tif->tif_size) { -- TIFFErrorExt(tif->tif_clientdata, module, -- "%s: Can not read TIFF directory count", -- tif->tif_name); -- return (0); -+ /* -+ * Check for integer overflow when validating the dir_off, otherwise -+ * a very high offset may cause an OOB read and crash the client. -+ * -- tav...@google.com, 14 Jun 2006. -+ */ -+ if (off + sizeof (uint16) > tif->tif_size || -+ off > (UINT_MAX - sizeof(uint16))) { -+ TIFFErrorExt(tif->tif_clientdata, module, -+ "%s: Can not read TIFF directory count", -+ tif->tif_name); -+ return (0); - } else -- _TIFFmemcpy(&dircount, tif->tif_base + off, sizeof (uint16)); -+ _TIFFmemcpy(&dircount, tif->tif_base + off, -+ sizeof (uint16)); - off += sizeof (uint16); - if (tif->tif_flags & TIFF_SWAB) - TIFFSwabShort(&dircount); -@@ -254,6 +265,7 @@ - while (fix < tif->tif_nfields && - tif->tif_fieldinfo[fix]->field_tag < dp->tdir_tag) - fix++; -+ - if (fix >= tif->tif_nfields || - tif->tif_fieldinfo[fix]->field_tag != dp->tdir_tag) { - -@@ -264,17 +276,23 @@ - dp->tdir_tag, - dp->tdir_tag, - dp->tdir_type); -- -- TIFFMergeFieldInfo(tif, -- _TIFFCreateAnonFieldInfo(tif, -- dp->tdir_tag, -- (TIFFDataType) dp->tdir_type), -- 1 ); -+ /* -+ * creating anonymous fields prior to knowing the compression -+ * algorithm (ie, when the field info has been merged) could cause -+ * crashes with pathological directories. -+ * -- tav...@google.com 15 Jun 2006 -+ */ -+ if (compressionknown) -+ TIFFMergeFieldInfo(tif, _TIFFCreateAnonFieldInfo(tif, dp->tdir_tag, -+ (TIFFDataType) dp->tdir_type), 1 ); -+ else goto ignore; -+ - fix = 0; - while (fix < tif->tif_nfields && - tif->tif_fieldinfo[fix]->field_tag < dp->tdir_tag) - fix++; - } -+ - /* - * Null out old tags that we ignore. - */ -@@ -326,6 +344,7 @@ - dp->tdir_type, dp->tdir_offset); - if (!TIFFSetField(tif, dp->tdir_tag, (uint16)v)) - goto bad; -+ else compressionknown++; - break; - /* XXX: workaround for broken TIFFs */ - } else if (dp->tdir_type == TIFF_LONG) { -@@ -540,6 +559,7 @@ - * Attempt to deal with a missing StripByteCounts tag. - */ - if (!TIFFFieldSet(tif, FIELD_STRIPBYTECOUNTS)) { -+ const TIFFFieldInfo* fip = _TIFFFieldWithTag(tif, TIFFTAG_STRIPBYTECOUNTS); - /* - * Some manufacturers violate the spec by not giving - * the size of the strips. In this case, assume there -@@ -556,7 +576,7 @@ - "%s: TIFF directory is missing required " - "\"%s\" field, calculating from imagelength", - tif->tif_name, -- _TIFFFieldWithTag(tif,TIFFTAG_STRIPBYTECOUNTS)->field_name); -+ fip ? fip->field_name : "Unknown"); - if (EstimateStripByteCounts(tif, dir, dircount) < 0) - goto bad; - /* -@@ -580,6 +600,7 @@ - } else if (td->td_nstrips == 1 - && td->td_stripoffset[0] != 0 - && BYTECOUNTLOOKSBAD) { -+ const TIFFFieldInfo* fip = _TIFFFieldWithTag(tif, TIFFTAG_STRIPBYTECOUNTS); - /* - * XXX: Plexus (and others) sometimes give a value of zero for - * a tag when they don't know what the correct value is! Try -@@ -589,13 +610,14 @@ - TIFFWarningExt(tif->tif_clientdata, module, - "%s: Bogus \"%s\" field, ignoring and calculating from imagelength", - tif->tif_name, -- _TIFFFieldWithTag(tif,TIFFTAG_STRIPBYTECOUNTS)->field_name); -+ fip ? fip->field_name : "Unknown"); - if(EstimateStripByteCounts(tif, dir, dircount) < 0) - goto bad; - } else if (td->td_planarconfig == PLANARCONFIG_CONTIG - && td->td_nstrips > 2 - && td->td_compression == COMPRESSION_NONE - && td->td_stripbytecount[0] != td->td_stripbytecount[1]) { -+ const TIFFFieldInfo* fip = _TIFFFieldWithTag(tif, TIFFTAG_STRIPBYTECOUNTS); - /* - * XXX: Some vendors fill StripByteCount array with absolutely - * wrong values (it can be equal to StripOffset array, for -@@ -604,7 +626,7 @@ - TIFFWarningExt(tif->tif_clientdata, module, - "%s: Wrong \"%s\" field, ignoring and calculating from imagelength", - tif->tif_name, -- _TIFFFieldWithTag(tif,TIFFTAG_STRIPBYTECOUNTS)->field_name); -+ fip ? fip->field_name : "Unknown"); - if (EstimateStripByteCounts(tif, dir, dircount) < 0) - goto bad; - } -@@ -870,7 +892,13 @@ - - register TIFFDirEntry *dp; - register TIFFDirectory *td = &tif->tif_dir; -- uint16 i; -+ -+ /* i is used to iterate over td->td_nstrips, so must be -+ * at least the same width. -+ * -- tav...@google.com 15 Jun 2006 -+ */ -+ -+ uint32 i; - - if (td->td_stripbytecount) - _TIFFfree(td->td_stripbytecount); -@@ -947,16 +975,18 @@ - static int - CheckDirCount(TIFF* tif, TIFFDirEntry* dir, uint32 count) - { -+ const TIFFFieldInfo* fip = _TIFFFieldWithTag(tif, dir->tdir_tag); -+ - if (count > dir->tdir_count) { - TIFFWarningExt(tif->tif_clientdata, tif->tif_name, - "incorrect count for field \"%s\" (%lu, expecting %lu); tag ignored", -- _TIFFFieldWithTag(tif, dir->tdir_tag)->field_name, -+ fip ? fip->field_name : "Unknown", - dir->tdir_count, count); - return (0); - } else if (count < dir->tdir_count) { - TIFFWarningExt(tif->tif_clientdata, tif->tif_name, - "incorrect count for field \"%s\" (%lu, expecting %lu); tag trimmed", -- _TIFFFieldWithTag(tif, dir->tdir_tag)->field_name, -+ fip ? fip->field_name : "Unknown", - dir->tdir_count, count); - return (1); - } -@@ -970,6 +1000,7 @@ - TIFFFetchData(TIFF* tif, TIFFDirEntry* dir, char* cp) - { - int w = TIFFDataWidth((TIFFDataType) dir->tdir_type); -+ const TIFFFieldInfo* fip = _TIFFFieldWithTag(tif, dir->tdir_tag); - tsize_t cc = dir->tdir_count * w; - - /* Check for overflow. */ -@@ -1013,7 +1044,7 @@ - bad: - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "Error fetching data for field \"%s\"", -- _TIFFFieldWithTag(tif, dir->tdir_tag)->field_name); -+ fip ? fip->field_name : "Unknown"); - return (tsize_t) 0; - } - -@@ -1039,10 +1070,12 @@ - static int - cvtRational(TIFF* tif, TIFFDirEntry* dir, uint32 num, uint32 denom, float* rv) - { -+ const TIFFFieldInfo* fip; - if (denom == 0) { -+ fip = _TIFFFieldWithTag(tif, dir->tdir_tag); - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "%s: Rational with zero denominator (num = %lu)", -- _TIFFFieldWithTag(tif, dir->tdir_tag)->field_name, num); -+ fip ? fip->field_name : "Unknown", num); - return (0); - } else { - if (dir->tdir_type == TIFF_RATIONAL) -@@ -1159,6 +1192,20 @@ - static int - TIFFFetchShortPair(TIFF* tif, TIFFDirEntry* dir) - { -+ /* -+ * Prevent overflowing the v stack arrays below by performing a sanity -+ * check on tdir_count, this should never be greater than two. -+ * -- tav...@google.com 14 Jun 2006. -+ */ -+ if (dir->tdir_count > 2) { -+ const TIFFFieldInfo* fip = _TIFFFieldWithTag(tif, dir->tdir_tag); -+ TIFFWarningExt(tif->tif_clientdata, tif->tif_name, -+ "unexpected count for field \"%s\", %lu, expected 2; ignored.", -+ fip ? fip->field_name : "Unknown", -+ dir->tdir_count); -+ return 0; -+ } -+ - switch (dir->tdir_type) { - case TIFF_BYTE: - case TIFF_SBYTE: -@@ -1329,14 +1376,15 @@ - case TIFF_DOUBLE: - return (TIFFFetchDoubleArray(tif, dir, (double*) v)); - default: -+ { const TIFFFieldInfo* fip = _TIFFFieldWithTag(tif, dir->tdir_tag); - /* TIFF_NOTYPE */ - /* TIFF_ASCII */ - /* TIFF_UNDEFINED */ - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "cannot read TIFF_ANY type %d for field \"%s\"", - dir->tdir_type, -- _TIFFFieldWithTag(tif, dir->tdir_tag)->field_name); -- return (0); -+ fip ? fip->field_name : "Unknown"); -+ return (0); } - } - return (1); - } -@@ -1351,6 +1399,9 @@ - int ok = 0; - const TIFFFieldInfo* fip = _TIFFFieldWithTag(tif, dp->tdir_tag); - -+ if (fip == NULL) { -+ return (0); -+ } - if (dp->tdir_count > 1) { /* array of values */ - char* cp = NULL; - -@@ -1493,6 +1544,7 @@ - TIFFFetchPerSampleShorts(TIFF* tif, TIFFDirEntry* dir, uint16* pl) - { - uint16 samples = tif->tif_dir.td_samplesperpixel; -+ const TIFFFieldInfo* fip; - int status = 0; - - if (CheckDirCount(tif, dir, (uint32) samples)) { -@@ -1510,9 +1562,10 @@ - - for (i = 1; i < check_count; i++) - if (v[i] != v[0]) { -+ fip = _TIFFFieldWithTag(tif, dir->tdir_tag); - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "Cannot handle different per-sample values for field \"%s\"", -- _TIFFFieldWithTag(tif, dir->tdir_tag)->field_name); -+ fip ? fip->field_name : "Unknown"); - goto bad; - } - *pl = v[0]; -@@ -1534,6 +1587,7 @@ - TIFFFetchPerSampleLongs(TIFF* tif, TIFFDirEntry* dir, uint32* pl) - { - uint16 samples = tif->tif_dir.td_samplesperpixel; -+ const TIFFFieldInfo* fip; - int status = 0; - - if (CheckDirCount(tif, dir, (uint32) samples)) { -@@ -1551,9 +1605,10 @@ - check_count = samples; - for (i = 1; i < check_count; i++) - if (v[i] != v[0]) { -+ fip = _TIFFFieldWithTag(tif, dir->tdir_tag); - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "Cannot handle different per-sample values for field \"%s\"", -- _TIFFFieldWithTag(tif, dir->tdir_tag)->field_name); -+ fip ? fip->field_name : "Unknown"); - goto bad; - } - *pl = v[0]; -@@ -1574,6 +1629,7 @@ - TIFFFetchPerSampleAnys(TIFF* tif, TIFFDirEntry* dir, double* pl) - { - uint16 samples = tif->tif_dir.td_samplesperpixel; -+ const TIFFFieldInfo* fip; - int status = 0; - - if (CheckDirCount(tif, dir, (uint32) samples)) { -@@ -1591,9 +1647,10 @@ - - for (i = 1; i < check_count; i++) - if (v[i] != v[0]) { -+ fip = _TIFFFieldWithTag(tif, dir->tdir_tag); - TIFFErrorExt(tif->tif_clientdata, tif->tif_name, - "Cannot handle different per-sample values for field \"%s\"", -- _TIFFFieldWithTag(tif, dir->tdir_tag)->field_name); -+ fip ? fip->field_name : "Unknown"); - goto bad; - } - *pl = v[0]; -diff -ru tiff-3.8.2/libtiff/tif_fax3.c tiff-3.8.2-goo/libtiff/tif_fax3.c ---- tiff-3.8.2/libtiff/tif_fax3.c 2006-03-21 16:42:50.000000000 +0000 -+++ tiff-3.8.2-goo/libtiff/tif_fax3.c 2006-07-14 13:52:00.669557000 +0100 -@@ -1136,6 +1136,7 @@ - Fax3VSetField(TIFF* tif, ttag_t tag, va_list ap) - { - Fax3BaseState* sp = Fax3State(tif); -+ const TIFFFieldInfo* fip; - - assert(sp != 0); - assert(sp->vsetparent != 0); -@@ -1181,7 +1182,13 @@ - default: - return (*sp->vsetparent)(tif, tag, ap); - } -- TIFFSetFieldBit(tif, _TIFFFieldWithTag(tif, tag)->field_bit); -+ -+ if ((fip = _TIFFFieldWithTag(tif, tag))) { -+ TIFFSetFieldBit(tif, fip->field_bit); -+ } else { -+ return (0); -+ } -+ - tif->tif_flags |= TIFF_DIRTYDIRECT; - return (1); - } -diff -ru tiff-3.8.2/libtiff/tif_jpeg.c tiff-3.8.2-goo/libtiff/tif_jpeg.c ---- tiff-3.8.2/libtiff/tif_jpeg.c 2006-03-21 16:42:50.000000000 +0000 -+++ tiff-3.8.2-goo/libtiff/tif_jpeg.c 2006-07-14 13:52:00.655560000 +0100 -@@ -722,15 +722,31 @@ - segment_width = TIFFhowmany(segment_width, sp->h_sampling); - segment_height = TIFFhowmany(segment_height, sp->v_sampling); - } -- if (sp->cinfo.d.image_width != segment_width || -- sp->cinfo.d.image_height != segment_height) { -+ if (sp->cinfo.d.image_width < segment_width || -+ sp->cinfo.d.image_height < segment_height) { - TIFFWarningExt(tif->tif_clientdata, module, - "Improper JPEG strip/tile size, expected %dx%d, got %dx%d", - segment_width, - segment_height, - sp->cinfo.d.image_width, - sp->cinfo.d.image_height); -+ } -+ -+ if (sp->cinfo.d.image_width > segment_width || -+ sp->cinfo.d.image_height > segment_height) { -+ /* -+ * This case could be dangerous, if the strip or tile size has been -+ * reported as less than the amount of data jpeg will return, some -+ * potential security issues arise. Catch this case and error out. -+ * -- tav...@google.com 14 Jun 2006 -+ */ -+ TIFFErrorExt(tif->tif_clientdata, module, -+ "JPEG strip/tile size exceeds expected dimensions," -+ "expected %dx%d, got %dx%d", segment_width, segment_height, -+ sp->cinfo.d.image_width, sp->cinfo.d.image_height); -+ return (0); - } -+ - if (sp->cinfo.d.num_components != - (td->td_planarconfig == PLANARCONFIG_CONTIG ? - td->td_samplesperpixel : 1)) { -@@ -761,6 +777,22 @@ - sp->cinfo.d.comp_info[0].v_samp_factor, - sp->h_sampling, sp->v_sampling); - -+ /* -+ * There are potential security issues here for decoders that -+ * have already allocated buffers based on the expected sampling -+ * factors. Lets check the sampling factors dont exceed what -+ * we were expecting. -+ * -- tav...@google.com 14 June 2006 -+ */ -+ if (sp->cinfo.d.comp_info[0].h_samp_factor > sp->h_sampling || -+ sp->cinfo.d.comp_info[0].v_samp_factor > sp->v_sampling) { -+ TIFFErrorExt(tif->tif_clientdata, module, -+ "Cannot honour JPEG sampling factors that" -+ " exceed those specified."); -+ return (0); -+ } -+ -+ - /* - * XXX: Files written by the Intergraph software - * has different sampling factors stored in the -@@ -1521,15 +1553,18 @@ - { - JPEGState *sp = JState(tif); - -- assert(sp != 0); -+ /* assert(sp != 0); */ - - tif->tif_tagmethods.vgetfield = sp->vgetparent; - tif->tif_tagmethods.vsetfield = sp->vsetparent; - -- if( sp->cinfo_initialized ) -- TIFFjpeg_destroy(sp); /* release libjpeg resources */ -- if (sp->jpegtables) /* tag value */ -- _TIFFfree(sp->jpegtables); -+ if (sp != NULL) { -+ if( sp->cinfo_initialized ) -+ TIFFjpeg_destroy(sp); /* release libjpeg resources */ -+ if (sp->jpegtables) /* tag value */ -+ _TIFFfree(sp->jpegtables); -+ } -+ - _TIFFfree(tif->tif_data); /* release local state */ - tif->tif_data = NULL; - -@@ -1541,6 +1576,7 @@ - { - JPEGState* sp = JState(tif); - TIFFDirectory* td = &tif->tif_dir; -+ const TIFFFieldInfo* fip; - uint32 v32; - - assert(sp != NULL); -@@ -1606,7 +1642,13 @@ - default: - return (*sp->vsetparent)(tif, tag, ap); - } -- TIFFSetFieldBit(tif, _TIFFFieldWithTag(tif, tag)->field_bit); -+ -+ if ((fip = _TIFFFieldWithTag(tif, tag))) { -+ TIFFSetFieldBit(tif, fip->field_bit); -+ } else { -+ return (0); -+ } -+ - tif->tif_flags |= TIFF_DIRTYDIRECT; - return (1); - } -@@ -1726,7 +1768,11 @@ - { - JPEGState* sp = JState(tif); - -- assert(sp != NULL); -+ /* assert(sp != NULL); */ -+ if (sp == NULL) { -+ TIFFWarningExt(tif->tif_clientdata, "JPEGPrintDir", "Unknown JPEGState"); -+ return; -+ } - - (void) flags; - if (TIFFFieldSet(tif,FIELD_JPEGTABLES)) -diff -ru tiff-3.8.2/libtiff/tif_next.c tiff-3.8.2-goo/libtiff/tif_next.c ---- tiff-3.8.2/libtiff/tif_next.c 2005-12-21 12:33:56.000000000 +0000 -+++ tiff-3.8.2-goo/libtiff/tif_next.c 2006-07-14 13:52:00.556567000 +0100 -@@ -105,11 +105,16 @@ - * as codes of the form <color><npixels> - * until we've filled the scanline. - */ -+ /* -+ * Ensure the run does not exceed the scanline -+ * bounds, potentially resulting in a security issue. -+ * -- tav...@google.com 14 Jun 2006. -+ */ - op = row; - for (;;) { - grey = (n>>6) & 0x3; - n &= 0x3f; -- while (n-- > 0) -+ while (n-- > 0 && npixels < imagewidth) - SETPIXEL(op, grey); - if (npixels >= (int) imagewidth) - break; -diff -ru tiff-3.8.2/libtiff/tif_pixarlog.c tiff-3.8.2-goo/libtiff/tif_pixarlog.c ---- tiff-3.8.2/libtiff/tif_pixarlog.c 2006-03-21 16:42:50.000000000 +0000 -+++ tiff-3.8.2-goo/libtiff/tif_pixarlog.c 2006-07-14 13:52:00.483557000 +0100 -@@ -768,7 +768,19 @@ - if (tif->tif_flags & TIFF_SWAB) - TIFFSwabArrayOfShort(up, nsamples); - -- for (i = 0; i < nsamples; i += llen, up += llen) { -+ /* -+ * if llen is not an exact multiple of nsamples, the decode operation -+ * may overflow the output buffer, so truncate it enough to prevent that -+ * but still salvage as much data as possible. -+ * -- tav...@google.com 14th June 2006 -+ */ -+ if (nsamples % llen) -+ TIFFWarningExt(tif->tif_clientdata, module, -+ "%s: stride %lu is not a multiple of sample count, " -+ "%lu, data truncated.", tif->tif_name, llen, nsamples); -+ -+ -+ for (i = 0; i < nsamples - (nsamples % llen); i += llen, up += llen) { - switch (sp->user_datafmt) { - case PIXARLOGDATAFMT_FLOAT: - horizontalAccumulateF(up, llen, sp->stride, -diff -ru tiff-3.8.2/libtiff/tif_read.c tiff-3.8.2-goo/libtiff/tif_read.c ---- tiff-3.8.2/libtiff/tif_read.c 2005-12-21 12:33:56.000000000 +0000 -+++ tiff-3.8.2-goo/libtiff/tif_read.c 2006-07-14 13:52:00.467568000 +0100 -@@ -31,6 +31,8 @@ - #include "tiffiop.h" - #include <stdio.h> - -+#include <limits.h> -+ - int TIFFFillStrip(TIFF*, tstrip_t); - int TIFFFillTile(TIFF*, ttile_t); - static int TIFFStartStrip(TIFF*, tstrip_t); -@@ -272,7 +274,13 @@ - if ((tif->tif_flags & TIFF_MYBUFFER) && tif->tif_rawdata) - _TIFFfree(tif->tif_rawdata); - tif->tif_flags &= ~TIFF_MYBUFFER; -- if ( td->td_stripoffset[strip] + bytecount > tif->tif_size) { -+ /* -+ * This sanity check could potentially overflow, causing an OOB read. -+ * verify that offset + bytecount is > offset. -+ * -- tav...@google.com 14 Jun 2006 -+ */ -+ if ( td->td_stripoffset[strip] + bytecount > tif->tif_size || -+ bytecount > (UINT_MAX - td->td_stripoffset[strip])) { - /* - * This error message might seem strange, but it's - * what would happen if a read were done instead. -@@ -470,7 +478,13 @@ - if ((tif->tif_flags & TIFF_MYBUFFER) && tif->tif_rawdata) - _TIFFfree(tif->tif_rawdata); - tif->tif_flags &= ~TIFF_MYBUFFER; -- if ( td->td_stripoffset[tile] + bytecount > tif->tif_size) { -+ /* -+ * We must check this calculation doesnt overflow, potentially -+ * causing an OOB read. -+ * -- tav...@google.com 15 Jun 2006 -+ */ -+ if (td->td_stripoffset[tile] + bytecount > tif->tif_size || -+ bytecount > (UINT_MAX - td->td_stripoffset[tile])) { - tif->tif_curtile = NOTILE; - return (0); - } diff --git a/source/lib/libtiff/tiffsplit-overflow.patch b/source/lib/libtiff/tiffsplit-overflow.patch deleted file mode 100644 index 36a613f..0000000 --- a/source/lib/libtiff/tiffsplit-overflow.patch +++ /dev/null @@ -1,22 +0,0 @@ ---- tiff-3.8.2/tools/tiffsplit.c.overflow 2006-05-25 22:37:11.000000000 -0400 -+++ tiff-3.8.2/tools/tiffsplit.c 2006-05-25 22:42:42.000000000 -0400 -@@ -60,14 +60,16 @@ - fprintf(stderr, "usage: tiffsplit input.tif [prefix]\n"); - return (-3); - } -- if (argc > 2) -- strcpy(fname, argv[2]); -+ if (argc > 2) { -+ strncpy(fname, argv[2], 1024); -+ fname[1024] = '\0'; -+ } - in = TIFFOpen(argv[1], "r"); - if (in != NULL) { - do { - char path[1024+1]; - newfilename(); -- strcpy(path, fname); -+ strncpy(path, fname, 1020); - strcat(path, ".tif"); - out = TIFFOpen(path, TIFFIsBigEndian(in)?"wb":"wl"); - if (out == NULL) _______________________________________________ Frugalware-git mailing list Frugalware-git@frugalware.org http://frugalware.org/mailman/listinfo/frugalware-git