ffmpeg | branch: master | Paul B Mahol <one...@gmail.com> | Sat Nov 21 21:58:24 2015 +0100| [16195aad75d7350c192628d7c72c17fd44d138bd] | committer: Paul B Mahol
avformat/vpk: check samples_per_block size Signed-off-by: Paul B Mahol <one...@gmail.com> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=16195aad75d7350c192628d7c72c17fd44d138bd --- libavformat/vpk.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavformat/vpk.c b/libavformat/vpk.c index ad60aa3..7519049 100644 --- a/libavformat/vpk.c +++ b/libavformat/vpk.c @@ -62,6 +62,8 @@ static int vpk_read_header(AVFormatContext *s) if (st->codec->channels <= 0) return AVERROR_INVALIDDATA; samples_per_block = ((st->codec->block_align / st->codec->channels) * 28) / 16; + if (samples_per_block <= 0) + return AVERROR_INVALIDDATA; vpk->block_count = (st->duration + (samples_per_block - 1)) / samples_per_block; vpk->last_block_size = (st->duration % samples_per_block) * 16 * st->codec->channels / 28; avio_skip(s->pb, offset - avio_tell(s->pb)); _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
