This is an automated email from the git hooks/post-receive script. Git pushed a commit to branch release/7.1 in repository ffmpeg.
commit bfc92275ef5052196af6cb26b52a5431dcdc6694 Author: Michael Niedermayer <[email protected]> AuthorDate: Tue Apr 28 13:41:15 2026 +0200 Commit: Michael Niedermayer <[email protected]> CommitDate: Mon May 4 15:57:28 2026 +0200 avcodec/notchlc: Check 255 loops Fixes: integer overflow Signed-off-by: Michael Niedermayer <[email protected]> (cherry picked from commit 05817dc7dd269bcdb9ded330d0bbfb70511697a9) Signed-off-by: Michael Niedermayer <[email protected]> --- libavcodec/notchlc.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/libavcodec/notchlc.c b/libavcodec/notchlc.c index 5a0713feb8..695c1d50f2 100644 --- a/libavcodec/notchlc.c +++ b/libavcodec/notchlc.c @@ -90,6 +90,8 @@ static int lz4_decompress(AVCodecContext *avctx, unsigned char current; do { current = bytestream2_get_byte(gb); + if (current > INT_MAX - num_literals) + return AVERROR_INVALIDDATA; num_literals += current; } while (current == 255); } @@ -122,6 +124,8 @@ static int lz4_decompress(AVCodecContext *avctx, do { current = bytestream2_get_byte(gb); + if (current > INT_MAX - match_length) + return AVERROR_INVALIDDATA; match_length += current; } while (current == 255); } _______________________________________________ ffmpeg-cvslog mailing list -- [email protected] To unsubscribe send an email to [email protected]
