[SCM] libav/experimental: wtv: stop processing chunks if length is smaller than chunk header

[siretart at users.alioth.debian.org]

The following commit has been merged in the experimental branch:
commit bf2e54174eb24e3271ff22ca6cec2e55a6899350
Author: Peter Ross <pross at xvid.org>
Date:   Sun Jan 9 02:21:30 2011 +0000

    wtv: stop processing chunks if length is smaller than chunk header
    
    Originally committed as revision 26275 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavformat/wtv.c b/libavformat/wtv.c
index a178eb2..0e7db98 100644
--- a/libavformat/wtv.c
+++ b/libavformat/wtv.c
@@ -363,6 +363,8 @@ static int parse_chunks(AVFormatContext *s, int mode, int64_t seekts, int *len_p
             return AVERROR_EOF;
 
         len = get_le32(pb);
+        if (len < 32)
+            break;
         sid = get_le32(pb) & 0x7FFF;
         url_fskip(pb, 8);
         consumed = 32;

-- 
Libav/FFmpeg packaging