From 753c9d3260004042525a4e84bc61251af58e0f2b Mon Sep 17 00:00:00 2001 From: Benjamin Larsson Date: Mon, 29 Jan 2007 10:42:36 +0000 Subject: Check that js_vlc_bits from the extradata is in a valid range. Originally committed as revision 7756 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/cook.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/libavcodec/cook.c b/libavcodec/cook.c index 8fe17bd66f..ef18c6cf76 100644 --- a/libavcodec/cook.c +++ b/libavcodec/cook.c @@ -1245,6 +1245,10 @@ static int cook_decode_init(AVCodecContext *avctx) av_log(avctx,AV_LOG_ERROR,"unknown amount of samples_per_channel = %d, report sample!\n",q->samples_per_channel); return -1; } + if ((q->js_vlc_bits > 6) || (q->js_vlc_bits < 0)) { + av_log(avctx,AV_LOG_ERROR,"q->js_vlc_bits = %d, only >= 0 and <= 6 allowed!\n",q->js_vlc_bits); + return -1; + } #ifdef COOKDEBUG dump_cook_context(q); -- cgit v1.2.3