From b91a25e4b8a79d8d39a9c0593d0715190474a4ec Mon Sep 17 00:00:00 2001
From: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
Date: Thu, 15 Dec 2016 02:14:45 +0100
Subject: [PATCH 5/9] ircamdec: prevent overflow during block alignment
calculation
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
---
libavformat/ircamdec.c | 1 +
1 file changed, 1 insertion(+)
@@ -96,6 +96,7 @@ static int ircam_read_header(AVFormatContext *s)
}
st->codecpar->bits_per_coded_sample = av_get_bits_per_sample(st->codecpar->codec_id);
+ FF_RETURN_ON_OVERFLOW(s, st->codecpar->bits_per_coded_sample > INT_MAX / st->codecpar->channels)
st->codecpar->block_align = st->codecpar->bits_per_coded_sample * st->codecpar->channels / 8;
avpriv_set_pts_info(st, 64, 1, st->codecpar->sample_rate);
avio_skip(s->pb, 1008);
--
2.11.0