avcodec/apedec: make left/right unsigned to avoid undefined behavior
authorMichael Niedermayer <michael@niedermayer.cc>
Tue, 2 Jul 2019 10:13:19 +0000 (12:13 +0200)
committerMichael Niedermayer <michael@niedermayer.cc>
Wed, 31 Jul 2019 18:35:07 +0000 (20:35 +0200)
commitbf778af1493b0814696307432763246fb53c75e7
treed86a4b4d9e48808ff80ac0de31fe122727dc572b
parent267eb2ab7f87696e1a156ca9a5ff1b1628d170c1
avcodec/apedec: make left/right unsigned to avoid undefined behavior

Fixes: signed integer overflow: 755176387 + 1515360583 cannot be represented in type 'int'
Fixes: 15506/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5706859232624640

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/apedec.c