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FFmpeg/libavcodec
Michael Niedermayer 0a8e5bab37 avcodec/snappy: Sanity check bytestream2_get_levarint()
Fixes: left shift of 79 by 28 places cannot be represented in type 'int'
Fixes: 20202/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HAP_fuzzer-5719004081815552
Fixes: 20219/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HAP_fuzzer-5641738677125120
Fixes: 20389/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HAP_fuzzer-5680721517871104

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 be54da2117a6f58c14283f2511e71fda8d3bfe9d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2020-04-23 21:29:01 +02:00
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