Signed-off-by: Andreas Cadhalpun <andreas.cadhal...@googlemail.com>
---
libavformat/pvfdec.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/libavformat/pvfdec.c b/libavformat/pvfdec.c
index b9f6d4f..5eecc22 100644
--- a/libavformat/pvfdec.c
+++ b/libavformat/pvfdec.c
@@ -56,6 +56,11 @@ static int pvf_read_header(AVFormatContext *s)
st->codecpar->sample_rate = sample_rate;
st->codecpar->codec_id = ff_get_pcm_codec_id(bps, 0, 1, 0xFFFF);
st->codecpar->bits_per_coded_sample = bps;
+ if (bps > INT_MAX / st->codecpar->channels) {
+ av_log(s, AV_LOG_ERROR, "Overflow during block alignment calculation
%d * %d\n",
+ bps, st->codecpar->channels);
+ return AVERROR_INVALIDDATA;
+ }
st->codecpar->block_align = bps * st->codecpar->channels / 8;
avpriv_set_pts_info(st, 64, 1, st->codecpar->sample_rate);
--
2.10.2
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