avcodec/shorten: Fix a negative left shift in shorten_decode_frame()
authorMichael Niedermayer <michael@niedermayer.cc>
Tue, 5 Jun 2018 11:12:54 +0000 (13:12 +0200)
committerMichael Niedermayer <michael@niedermayer.cc>
Mon, 16 Jul 2018 17:06:27 +0000 (19:06 +0200)
commitb7134d7fb679df78069648d0fb7bc54a59f9f557
treef7b3a98a4eb4f446074ad1fd6ca5006ad16b5912
parentf51163b1666e0d43fc94ac839e80f044ecb8b7c5
avcodec/shorten: Fix a negative left shift in shorten_decode_frame()

Fixes: left shift of negative value -9057
Fixes: 8527/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SHORTEN_fuzzer-5666853924896768

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 a711efe922b2bf1d363bdf7f8357656c3e35021e)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/shorten.c