ffmpeg/libavformat
Michael Niedermayer aff56aa499 avformat/rmdec: Check codec_length without overflow
Fixes: signed integer overflow: 2147483647 + 64 cannot be represented in type 'int'
Fixes: 30333/clusterfuzz-testcase-minimized-ffmpeg_dem_RM_fuzzer-5175286983426048

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 d558c9f2375fd2136d20422cb1119cfbf872abeb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2021-02-20 14:21:24 +01:00
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