diff options
Diffstat (limited to 'libavformat/vpk.c')
| -rw-r--r-- | libavformat/vpk.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libavformat/vpk.c b/libavformat/vpk.c index dcc2db3..255d603 100644 --- a/libavformat/vpk.c +++ b/libavformat/vpk.c @@ -66,6 +66,9 @@ static int vpk_read_header(AVFormatContext *s) 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->codecpar->channels / 28; + + if (offset < avio_tell(s->pb)) + return AVERROR_INVALIDDATA; avio_skip(s->pb, offset - avio_tell(s->pb)); avpriv_set_pts_info(st, 64, 1, st->codecpar->sample_rate); |
