avcodec/vp8: Do not use num_coeff_partitions in thread/buffer setup
authorMichael Niedermayer <michael@niedermayer.cc>
Wed, 30 Sep 2015 09:10:48 +0000 (11:10 +0200)
committerMike Gabriel <sunweaver@debian.org>
Sat, 30 Mar 2019 20:44:13 +0000 (20:44 +0000)
commitbe2285aa26d834f63286bc658345a6dcdedcf3c7
tree98a7e795caaa034937d9eada4cd32e740a23e4cf
parent0d08ab38fdf5a82817de75014e1820532c8267cb
avcodec/vp8: Do not use num_coeff_partitions in thread/buffer setup

avcodec/vp8: Do not use num_coeff_partitions in thread/buffer setup

The variable is not a constant and can lead to race conditions

Fixes: repro.webm (not reproducable with FFmpeg alone)
Found-by: Dale Curtis <dalecurtis@google.com>
Tested-by: Dale Curtis <dalecurtis@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Gbp-Pq: Name CVE-2015-6761.patch
libavcodec/vp8.c