avcodec/error_resilience: Fix integer overflow in filter181()
authorMichael Niedermayer <michael@niedermayer.cc>
Sun, 22 Apr 2018 19:46:05 +0000 (21:46 +0200)
committerMichael Niedermayer <michael@niedermayer.cc>
Mon, 16 Jul 2018 17:06:26 +0000 (19:06 +0200)
commit986747c9e25db3ac45bb4d8f6c73044080768b56
treec3aab44ea344a846d4578117a8af64b7790ac959
parent69f861be42ecb07e1deac86757760ec36a8e7bef
avcodec/error_resilience: Fix integer overflow in filter181()

Fixes: runtime error: signed integer overflow: 197710 * 10923 cannot be represented in type 'int'
Fixes: 7010/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-5667127596941312

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 1c97035e3b1677d6f0c5b6161ebfeffcf7bb638d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/error_resilience.c