cook: Make sure there is enough extradata
authorLuca Barbato <lu_zero@gentoo.org>
Sun, 23 Nov 2014 15:09:05 +0000 (16:09 +0100)
committerVittorio Giovara <vittorio.giovara@gmail.com>
Mon, 24 Nov 2014 01:30:15 +0000 (01:30 +0000)
At least 8 bytes are needed (Mono audio).

Bug-Id: CID 741418
CC: libav-stable@libav.org
libavcodec/cook.c

index 056c7d9..8c2fab7 100644 (file)
@@ -1051,7 +1051,7 @@ static av_cold int cook_decode_init(AVCodecContext *avctx)
     q->avctx = avctx;
 
     /* Take care of the codec specific extradata. */
-    if (extradata_size <= 0) {
+    if (extradata_size < 8) {
         av_log(avctx, AV_LOG_ERROR, "Necessary extradata missing!\n");
         return AVERROR_INVALIDDATA;
     }