From 06cf597c352519d2b70f293518c61b8c312f5d4f Mon Sep 17 00:00:00 2001 From: Anton Khirnov Date: Wed, 30 Jan 2013 07:00:50 +0100 Subject: yop: check that extradata is large enough. CC:libav-stable@libav.org --- libavcodec/yop.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'libavcodec/yop.c') diff --git a/libavcodec/yop.c b/libavcodec/yop.c index 69700bd266..be996c2bfb 100644 --- a/libavcodec/yop.c +++ b/libavcodec/yop.c @@ -89,6 +89,11 @@ static av_cold int yop_decode_init(AVCodecContext *avctx) return AVERROR_INVALIDDATA; } + if (avctx->extradata_size < 3) { + av_log(avctx, AV_LOG_ERROR, "Missing or incomplete extradata.\n"); + return AVERROR_INVALIDDATA; + } + avctx->pix_fmt = AV_PIX_FMT_PAL8; s->num_pal_colors = avctx->extradata[0]; -- cgit v1.2.3