[FFmpeg-cvslog] avformat/mov: Check samplesize and offset to avoid integer overflow

ffmpeg | branch: release/2.8 | Michael Niedermayer | Mon Feb 20 19:19:32 2023 +0100| [3a2f0caf9f1d97d5e73a3ee20f4a964484d1fa25] | committer: Michael Niedermayer avformat/mov: Check samplesize and offset to avoid integer overflow Fixes: signed integer overflow: 9223372036854775584 + 536870912 c

[FFmpeg-cvslog] avformat/mov: Check samplesize and offset to avoid integer overflow

ffmpeg | branch: master | Michael Niedermayer | Mon Feb 20 19:19:32 2023 +0100| [53c1f5c2e28e54ea8174b196d5cf4a158907395a] | committer: Michael Niedermayer avformat/mov: Check samplesize and offset to avoid integer overflow Fixes: signed integer overflow: 9223372036854775584 + 536870912 cannot