diff options
| -rw-r--r-- | libavcodec/cook.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/cook.c b/libavcodec/cook.c index a5da74efcc..14614c9316 100644 --- a/libavcodec/cook.c +++ b/libavcodec/cook.c @@ -1086,6 +1086,11 @@ static av_cold int cook_decode_init(AVCodecContext *avctx) if (extradata_size >= 8){ bytestream_get_be32(&edata_ptr); //Unknown unused q->subpacket[s].js_subband_start = bytestream_get_be16(&edata_ptr); + if (q->subpacket[s].js_subband_start >= 51) { + av_log(avctx, AV_LOG_ERROR, "js_subband_start %d is too large\n", q->subpacket[s].js_subband_start); + return AVERROR_INVALIDDATA; + } + q->subpacket[s].js_vlc_bits = bytestream_get_be16(&edata_ptr); extradata_size -= 8; } |