[SCM] libav/experimental: check that len is not negative
siretart at users.alioth.debian.org
siretart at users.alioth.debian.org
Sun Jun 30 16:46:36 UTC 2013
The following commit has been merged in the experimental branch:
commit a5685be502e510d97c950f1cac8043c7ce1f5ecf
Author: Baptiste Coudurier <baptiste.coudurier at gmail.com>
Date: Wed May 27 00:46:20 2009 +0000
check that len is not negative
Originally committed as revision 18961 to svn://svn.ffmpeg.org/ffmpeg/trunk
diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index 3b38359..244b9ed 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -892,6 +892,8 @@ static void mpegts_push_data(MpegTSFilter *filter,
/* PES packing parsing */
case MPEGTS_PESHEADER_FILL:
len = pes->pes_header_size - pes->data_index;
+ if (len < 0)
+ return
if (len > buf_size)
len = buf_size;
memcpy(pes->header + pes->data_index, p, len);
--
Libav/FFmpeg packaging
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