From 4698bb245740d53477a0109e96fb4c67338078da Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Tue, 27 Jan 2009 20:51:10 +0000 Subject: size < 4 is invalid Originally committed as revision 16829 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavformat/4xm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'libavformat/4xm.c') diff --git a/libavformat/4xm.c b/libavformat/4xm.c index c792a776ef..af57c6c5b6 100644 --- a/libavformat/4xm.c +++ b/libavformat/4xm.c @@ -114,7 +114,7 @@ static int fourxm_read_header(AVFormatContext *s, /* check for LIST-HEAD */ GET_LIST_HEADER(); header_size = size - 4; - if (fourcc_tag != HEAD_TAG) + if (fourcc_tag != HEAD_TAG || size < 4) return AVERROR_INVALIDDATA; /* allocate space for the header and load the whole thing */ -- cgit v1.2.3