[FFmpeg-cvslog] avformat/id3v2: Check end for overflow in id3v2_parse()

ffmpeg | branch: master | Michael Niedermayer | Mon Apr 19 20:23:44 2021 +0200| [efdb56450418933965dc6e27f0b1625d25e44a8c] | committer: Michael Niedermayer avformat/id3v2: Check end for overflow in id3v2_parse() Fixes: signed integer overflow: 9223372036840103978 + 67637280 cannot be represen

[FFmpeg-cvslog] avcodec/av1_metadata: don't store the inserted TD OBU in stack

ffmpeg | branch: master | James Almer | Thu Apr 22 13:15:03 2021 -0300| [33f2144d2ff9efd3729db27ae34a5ff30d4ed534] | committer: James Almer avcodec/av1_metadata: don't store the inserted TD OBU in stack Fixes: stack-use-after-return Fixes: clusterfuzz-testcase-minimized-ffmpeg_BSF_AV1_METADATA