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electronicarts: prevent overflow during block alignment calculation

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Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
This commit is contained in:
Andreas Cadhalpun 2016-12-15 02:14:37 +01:00
parent e3f13d3a87
commit 8812d047bc
1 changed files with 1 additions and 1 deletions
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2
libavformat/electronicarts.c
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@ -539,7 +539,7 @@ static int ea_read_header(AVFormatContext *s)
ea->audio_codec = 0;
return 1;
}
if (ea->bytes <= 0) {
if (ea->bytes <= 0 || ea->bytes > 2) {
av_log(s, AV_LOG_ERROR,
"Invalid number of bytes per sample: %d\n", ea->bytes);
ea->audio_codec = AV_CODEC_ID_NONE;