guix/gnu/packages/patches/libtiff-CVE-2016-5321.patch
Leo Famulari ed5940b617
gnu: libtiff: Fix CVE-2016-{3623,3945,3990,3991,5321,5323}.
* gnu/packages/image.scm (libtiff)[replacement]: New field.
(libtiff/fixed): New variable.
* gnu/packages/patches/libtiff-CVE-2016-3623.patch,
gnu/packages/patches/libtiff-CVE-2016-3945.patch,
gnu/packages/patches/libtiff-CVE-2016-3990.patch,
gnu/packages/patches/libtiff-CVE-2016-3991.patch,
gnu/packages/patches/libtiff-CVE-2016-5321.patch,
gnu/packages/patches/libtiff-CVE-2016-5323.patch: New files.
* gnu/local.mk (dist_patch_DATA): Add them.
2016-08-29 20:20:52 -04:00

25 lines
954 B
Diff

Fix CVE-2016-5321.
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5321
http://bugzilla.maptools.org/show_bug.cgi?id=2558
Patch extracted from upstream CVS repo with:
$ cvs diff -u -r1.35 -r1.36 tools/tiffcrop.c
Index: tools/tiffcrop.c
===================================================================
RCS file: /cvs/maptools/cvsroot/libtiff/tools/tiffcrop.c,v
retrieving revision 1.35
retrieving revision 1.36
diff -u -r1.35 -r1.36
--- libtiff/tools/tiffcrop.c 19 Aug 2015 02:31:04 -0000 1.35
+++ libtiff/tools/tiffcrop.c 11 Jul 2016 21:26:03 -0000 1.36
@@ -989,7 +989,7 @@
nrow = (row + tl > imagelength) ? imagelength - row : tl;
for (col = 0; col < imagewidth; col += tw)
{
- for (s = 0; s < spp; s++)
+ for (s = 0; s < spp && s < MAX_SAMPLES; s++)
{ /* Read each plane of a tile set into srcbuffs[s] */
tbytes = TIFFReadTile(in, srcbuffs[s], col, row, 0, s);
if (tbytes < 0 && !ignore)