guix-devel/gnu/packages/patches/libtiff-CVE-2016-5323.patch

89 lines
2.8 KiB
Diff
Raw Normal View History

Fix CVE-2016-5323.
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5323
http://bugzilla.maptools.org/show_bug.cgi?id=2559
Patch extracted from upstream CVS repo with:
$ cvs diff -u -r1.36 -r1.37 tools/tiffcrop.c
Index: tools/tiffcrop.c
===================================================================
RCS file: /cvs/maptools/cvsroot/libtiff/tools/tiffcrop.c,v
retrieving revision 1.36
retrieving revision 1.37
diff -u -r1.36 -r1.37
--- libtiff/tools/tiffcrop.c 11 Jul 2016 21:26:03 -0000 1.36
+++ libtiff/tools/tiffcrop.c 11 Jul 2016 21:38:31 -0000 1.37
@@ -3738,7 +3738,7 @@
matchbits = maskbits << (8 - src_bit - bps);
/* load up next sample from each plane */
- for (s = 0; s < spp; s++)
+ for (s = 0; (s < spp) && (s < MAX_SAMPLES); s++)
{
src = in[s] + src_offset + src_byte;
buff1 = ((*src) & matchbits) << (src_bit);
@@ -3837,7 +3837,7 @@
src_bit = bit_offset % 8;
matchbits = maskbits << (16 - src_bit - bps);
- for (s = 0; s < spp; s++)
+ for (s = 0; (s < spp) && (s < MAX_SAMPLES); s++)
{
src = in[s] + src_offset + src_byte;
if (little_endian)
@@ -3947,7 +3947,7 @@
src_bit = bit_offset % 8;
matchbits = maskbits << (32 - src_bit - bps);
- for (s = 0; s < spp; s++)
+ for (s = 0; (s < spp) && (s < MAX_SAMPLES); s++)
{
src = in[s] + src_offset + src_byte;
if (little_endian)
@@ -4073,7 +4073,7 @@
src_bit = bit_offset % 8;
matchbits = maskbits << (64 - src_bit - bps);
- for (s = 0; s < spp; s++)
+ for (s = 0; (s < spp) && (s < MAX_SAMPLES); s++)
{
src = in[s] + src_offset + src_byte;
if (little_endian)
@@ -4263,7 +4263,7 @@
matchbits = maskbits << (8 - src_bit - bps);
/* load up next sample from each plane */
- for (s = 0; s < spp; s++)
+ for (s = 0; (s < spp) && (s < MAX_SAMPLES); s++)
{
src = in[s] + src_offset + src_byte;
buff1 = ((*src) & matchbits) << (src_bit);
@@ -4362,7 +4362,7 @@
src_bit = bit_offset % 8;
matchbits = maskbits << (16 - src_bit - bps);
- for (s = 0; s < spp; s++)
+ for (s = 0; (s < spp) && (s < MAX_SAMPLES); s++)
{
src = in[s] + src_offset + src_byte;
if (little_endian)
@@ -4471,7 +4471,7 @@
src_bit = bit_offset % 8;
matchbits = maskbits << (32 - src_bit - bps);
- for (s = 0; s < spp; s++)
+ for (s = 0; (s < spp) && (s < MAX_SAMPLES); s++)
{
src = in[s] + src_offset + src_byte;
if (little_endian)
@@ -4597,7 +4597,7 @@
src_bit = bit_offset % 8;
matchbits = maskbits << (64 - src_bit - bps);
- for (s = 0; s < spp; s++)
+ for (s = 0; (s < spp) && (s < MAX_SAMPLES); s++)
{
src = in[s] + src_offset + src_byte;
if (little_endian)