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4b96149d8b
* gnu/packages/patches/libtiff-CVE-2016-10092.patch, gnu/packages/patches/libtiff-CVE-2016-10093.patch, gnu/packages/patches/libtiff-CVE-2016-10094.patch, gnu/packages/patches/libtiff-assertion-failure.patch, gnu/packages/patches/libtiff-divide-by-zero-ojpeg.patch, gnu/packages/patches/libtiff-divide-by-zero-tiffcp.patch, gnu/packages/patches/libtiff-divide-by-zero-tiffcrop.patch, gnu/packages/patches/libtiff-divide-by-zero.patch, gnu/packages/patches/libtiff-heap-overflow-pixarlog-luv.patch, gnu/packages/patches/libtiff-heap-overflow-tif-dirread.patch, gnu/packages/patches/libtiff-heap-overflow-tiffcp.patch, gnu/packages/patches/libtiff-heap-overflow-tiffcrop.patch, gnu/packages/patches/libtiff-invalid-read.patch, gnu/packages/patches/libtiff-null-dereference.patch, gnu/packages/patches/libtiff-tiffcp-underflow.patch: New files. * gnu/local.mk (dist_patch_DATA): Add them. * gnu/packages/image.scm (libtiff)[replacement]: New field. (libtiff/fixed): New variable.
42 lines
1.4 KiB
Diff
42 lines
1.4 KiB
Diff
Fix NULL pointer dereference in TIFFReadRawData():
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http://bugzilla.maptools.org/show_bug.cgi?id=2594
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2016-12-03 Even Rouault <even.rouault at spatialys.com>
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* tools/tiffinfo.c: fix null pointer dereference in -r mode when
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* the
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image has
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no StripByteCount tag.
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Reported by Agostino Sarubbo.
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Fixes http://bugzilla.maptools.org/show_bug.cgi?id=2594
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/cvs/maptools/cvsroot/libtiff/ChangeLog,v <-- ChangeLog
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new revision: 1.1182; previous revision: 1.1181
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/cvs/maptools/cvsroot/libtiff/tools/tiffinfo.c,v <-- tools/tiffinfo.c
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new revision: 1.26; previous revision: 1.25
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Index: libtiff/tools/tiffinfo.c
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===================================================================
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RCS file: /cvs/maptools/cvsroot/libtiff/tools/tiffinfo.c,v
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retrieving revision 1.25
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retrieving revision 1.26
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diff -u -r1.25 -r1.26
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--- libtiff/tools/tiffinfo.c 12 Nov 2016 20:06:05 -0000 1.25
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+++ libtiff/tools/tiffinfo.c 3 Dec 2016 14:18:49 -0000 1.26
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@@ -1,4 +1,4 @@
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-/* $Id: tiffinfo.c,v 1.25 2016-11-12 20:06:05 bfriesen Exp $ */
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+/* $Id: tiffinfo.c,v 1.26 2016-12-03 14:18:49 erouault Exp $ */
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/*
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* Copyright (c) 1988-1997 Sam Leffler
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@@ -417,7 +417,7 @@
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uint64* stripbc=NULL;
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TIFFGetField(tif, TIFFTAG_STRIPBYTECOUNTS, &stripbc);
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- if (nstrips > 0) {
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+ if (stripbc != NULL && nstrips > 0) {
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uint32 bufsize = (uint32) stripbc[0];
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tdata_t buf = _TIFFmalloc(bufsize);
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tstrip_t s;
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