avcodec/ac3dec_fixed: Fix integer overflow in scale_coefs()
authorMichael Niedermayer <michael@niedermayer.cc>
Sat, 13 Jan 2018 23:39:39 +0000 (00:39 +0100)
committerMichael Niedermayer <michael@niedermayer.cc>
Mon, 19 Feb 2018 01:40:54 +0000 (02:40 +0100)
commit7d5ca21698112b0a9af49c6ac0023b29a2d959c8
tree4495b536eb437eb851de3276ee00bad3d1990af3
parent23af1858fe2e4d4fdb3116f501e4a5021327440e
avcodec/ac3dec_fixed: Fix integer overflow in scale_coefs()

Fixes: runtime error: signed integer overflow: 2147483520 + 128 cannot be represented in type 'int'
Fixes: 4800/clusterfuzz-testcase-minimized-6110372403609600

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 a1f38c75893c852cf19dcf3e4553549ba1e70950)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/ac3dec_fixed.c