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avcodec/flac: Check bps in ff_flac_parse_streaminfo()

This commit is contained in:
Michael Niedermayer 2016-12-03 23:37:27 +01:00
parent 9859f54db3
commit 020d53ebdb
1 changed files with 5 additions and 0 deletions
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5
libavcodec/flac.c
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@ -222,6 +222,11 @@ void ff_flac_parse_streaminfo(AVCodecContext *avctx, struct FLACStreaminfo *s,
s->channels = get_bits(&gb, 3) + 1;
s->bps = get_bits(&gb, 5) + 1;
if (s->bps < 4) {
av_log(avctx, AV_LOG_ERROR, "invalid bps: %d\n", s->bps);
s->bps = 16;
}
avctx->channels = s->channels;
avctx->sample_rate = s->samplerate;
avctx->bits_per_raw_sample = s->bps;