From d8bfdd3c84c29c9480daaa10d49904e58d65abd5 Mon Sep 17 00:00:00 2001 From: Daniel Kang Date: Sun, 2 Jan 2011 16:45:25 -0500 Subject: [PATCH] Check for overflow (i.e. headers too large). --- libavcodec/wmv2dec.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/libavcodec/wmv2dec.c b/libavcodec/wmv2dec.c index c83f898..bc3cc66 100644 --- a/libavcodec/wmv2dec.c +++ b/libavcodec/wmv2dec.c @@ -85,7 +85,7 @@ static int decode_ext_header(Wmv2Context *w){ int fps; int code; - if(s->avctx->extradata_size<4) return -1; + if(s->avctx->extradata_size*8<4) return -1; init_get_bits(&gb, s->avctx->extradata, s->avctx->extradata_size*8); -- 1.7.2.2