mirror of
https://git.in.rschanz.org/ryan77627/guix.git
synced 2024-12-26 22:38:07 -05:00
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.
57 lines
2.1 KiB
Diff
57 lines
2.1 KiB
Diff
Fix divide-by-zero in readSeparateStripsIntoBuffer():
|
|
|
|
http://bugzilla.maptools.org/show_bug.cgi?id=2619
|
|
|
|
2016-12-03 Even Rouault <even.rouault at spatialys.com>
|
|
|
|
* tools/tiffcrop.c: fix integer division by zero when BitsPerSample is
|
|
missing.
|
|
Reported by Agostina Sarubo.
|
|
Fixes http://bugzilla.maptools.org/show_bug.cgi?id=2619
|
|
|
|
/cvs/maptools/cvsroot/libtiff/ChangeLog,v <-- ChangeLog
|
|
new revision: 1.1180; previous revision: 1.1179
|
|
/cvs/maptools/cvsroot/libtiff/tools/tiffcrop.c,v <-- tools/tiffcrop.c
|
|
new revision: 1.49; previous revision: 1.48
|
|
|
|
Index: libtiff/tools/tiffcrop.c
|
|
===================================================================
|
|
RCS file: /cvs/maptools/cvsroot/libtiff/tools/tiffcrop.c,v
|
|
retrieving revision 1.48
|
|
retrieving revision 1.49
|
|
diff -u -r1.48 -r1.49
|
|
--- libtiff/tools/tiffcrop.c 3 Dec 2016 12:19:32 -0000 1.48
|
|
+++ libtiff/tools/tiffcrop.c 3 Dec 2016 13:00:04 -0000 1.49
|
|
@@ -1,4 +1,4 @@
|
|
-/* $Id: tiffcrop.c,v 1.48 2016-12-03 12:19:32 erouault Exp $ */
|
|
+/* $Id: tiffcrop.c,v 1.49 2016-12-03 13:00:04 erouault Exp $ */
|
|
|
|
/* tiffcrop.c -- a port of tiffcp.c extended to include manipulations of
|
|
* the image data through additional options listed below
|
|
@@ -1164,7 +1164,7 @@
|
|
tdata_t obuf;
|
|
|
|
(void) TIFFGetFieldDefaulted(out, TIFFTAG_ROWSPERSTRIP, &rowsperstrip);
|
|
- (void) TIFFGetField(out, TIFFTAG_BITSPERSAMPLE, &bps);
|
|
+ (void) TIFFGetFieldDefaulted(out, TIFFTAG_BITSPERSAMPLE, &bps);
|
|
bytes_per_sample = (bps + 7) / 8;
|
|
if( width == 0 ||
|
|
(uint32)bps * (uint32)spp > TIFF_UINT32_MAX / width ||
|
|
@@ -4760,7 +4760,7 @@
|
|
int i, bytes_per_sample, bytes_per_pixel, shift_width, result = 1;
|
|
uint32 j;
|
|
int32 bytes_read = 0;
|
|
- uint16 bps, planar;
|
|
+ uint16 bps = 0, planar;
|
|
uint32 nstrips;
|
|
uint32 strips_per_sample;
|
|
uint32 src_rowsize, dst_rowsize, rows_processed, rps;
|
|
@@ -4780,7 +4780,7 @@
|
|
}
|
|
|
|
memset (srcbuffs, '\0', sizeof(srcbuffs));
|
|
- TIFFGetField(in, TIFFTAG_BITSPERSAMPLE, &bps);
|
|
+ TIFFGetFieldDefaulted(in, TIFFTAG_BITSPERSAMPLE, &bps);
|
|
TIFFGetFieldDefaulted(in, TIFFTAG_PLANARCONFIG, &planar);
|
|
TIFFGetFieldDefaulted(in, TIFFTAG_ROWSPERSTRIP, &rps);
|
|
if (rps > length)
|