avcodec/truemotion2: Fix integer overflows in tm2_high_chroma()
authorMichael Niedermayer <michael@niedermayer.cc>
Sat, 30 Sep 2017 16:54:06 +0000 (18:54 +0200)
committerMichael Niedermayer <michael@niedermayer.cc>
Thu, 26 Oct 2017 15:34:42 +0000 (17:34 +0200)
commitab43bc50c017a3d2fc9915c012ab4393623f6e72
tree017585cd78e5052eb5cf6523dba8013ebed14d00
parent4768b30b5bdf02cbfa6235f167ed2246009ed6f4
avcodec/truemotion2: Fix integer overflows in tm2_high_chroma()

Fixes: runtime error: signed integer overflow: -1408475220 + -1408475220 cannot be represented in type 'int'
Fixes: 3336/clusterfuzz-testcase-minimized-5656839179993088

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 44874b4f5ec2c605c70393573b9d85540ebc2d81)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/truemotion2.c