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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-02-14 22:22:59 +02:00
Michael Niedermayer fa22608c46
avformat/mov: Check samplesize and offset to avoid integer overflow
Fixes: signed integer overflow: 9223372036854775584 + 536870912 cannot be represented in type 'long'
Fixes: 55844/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-510613920664780

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 53c1f5c2e28e54ea8174b196d5cf4a158907395a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-03-16 14:48:36 +01:00
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