diff options
| -rw-r--r-- | libavformat/dsfdec.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavformat/dsfdec.c b/libavformat/dsfdec.c index c9740cf28f..1df163e114 100644 --- a/libavformat/dsfdec.c +++ b/libavformat/dsfdec.c @@ -124,8 +124,8 @@ static int dsf_read_header(AVFormatContext *s) dsf->audio_size = avio_rl64(pb) / 8 * st->codecpar->channels; st->codecpar->block_align = avio_rl32(pb); - if (st->codecpar->block_align > INT_MAX / st->codecpar->channels) { - avpriv_request_sample(s, "block_align overflow"); + if (st->codecpar->block_align > INT_MAX / st->codecpar->channels || st->codecpar->block_align <= 0) { + avpriv_request_sample(s, "block_align invalid"); return AVERROR_INVALIDDATA; } st->codecpar->block_align *= st->codecpar->channels; |