ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Thu Jul 11 22:37:54 2024 +0200| [696685df0ccf437083d15f40358a6ec86f5748ac] | committer: Michael Niedermayer
avformat/xmv: Check this_packet_size Fixes: CID1604489 Overflowed constant Sponsored-by: Sovereign Tech Fund Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=696685df0ccf437083d15f40358a6ec86f5748ac --- libavformat/xmv.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavformat/xmv.c b/libavformat/xmv.c index e103b2368e..ed59f7b85b 100644 --- a/libavformat/xmv.c +++ b/libavformat/xmv.c @@ -221,6 +221,8 @@ static int xmv_read_header(AVFormatContext *s) /* Initialize the packet context */ xmv->next_packet_offset = avio_tell(pb); + if (this_packet_size < xmv->next_packet_offset) + return AVERROR_INVALIDDATA; xmv->next_packet_size = this_packet_size - xmv->next_packet_offset; xmv->stream_count = xmv->audio_track_count + 1; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
