[FFmpeg-devel] [PATCH 3/7] electronicarts: prevent overflow during block alignment calculation
Andreas Cadhalpun
andreas.cadhalpun at googlemail.com
Fri Dec 16 04:33:26 EET 2016
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun at googlemail.com>
---
libavformat/electronicarts.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/libavformat/electronicarts.c b/libavformat/electronicarts.c
index 30eb723..9088fe1 100644
--- a/libavformat/electronicarts.c
+++ b/libavformat/electronicarts.c
@@ -556,6 +556,7 @@ static int ea_read_header(AVFormatContext *s)
st->codecpar->codec_tag = 0; /* no tag */
st->codecpar->channels = ea->num_channels;
st->codecpar->sample_rate = ea->sample_rate;
+ FF_BAIL_ON_OVERFLOW(s, ea->bytes > INT_MAX / 8 / 2)
st->codecpar->bits_per_coded_sample = ea->bytes * 8;
st->codecpar->bit_rate = (int64_t)st->codecpar->channels *
st->codecpar->sample_rate *
--
2.10.2
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