avcodec/shorten: Fix multiple integer overflows
authorMichael Niedermayer <michael@niedermayer.cc>
Tue, 5 Jun 2018 11:19:35 +0000 (13:19 +0200)
committerMichael Niedermayer <michael@niedermayer.cc>
Mon, 22 Oct 2018 23:44:40 +0000 (01:44 +0200)
commit50e55b81be23bed6a5aa836fdde602494b41c06c
treeeef2a0a5e5c16e0f7c74c80ef1c9b9a34ebf5ed1
parent07fd8627e5c274064aed85f0db73e9128a8e8cab
avcodec/shorten: Fix multiple integer overflows

Fixes: signed integer overflow: 3 * 1006632960 cannot be represented in type 'int'
Fixes: 8278/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SHORTEN_fuzzer-5692857166856192

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 f2abd36b3863188894fd21964c662b6c17268bfb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/shorten.c