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| author | Laurent Aimar <fenrir@videolan.org> | 2011-10-01 00:44:54 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2011-11-06 19:49:12 +0100 |
| commit | 2e1e3c1e41b67b11d06e077255e31886550510c6 (patch) | |
| tree | e0870adfc704a591b216bae7c8da6023dc538ecf | |
| parent | 635256a324f4644bbfa2f4332e950a183f82c4c9 (diff) | |
| download | ffmpeg-2e1e3c1e41b67b11d06e077255e31886550510c6.tar.gz | |
Check for corrupted data in avs demuxer.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 1cce7def0a8eff2e7db294b7d195a0fb1a5043b0)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavformat/avs.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavformat/avs.c b/libavformat/avs.c index 1fcb19fdde..878898edbc 100644 --- a/libavformat/avs.c +++ b/libavformat/avs.c @@ -163,6 +163,8 @@ static int avs_read_packet(AVFormatContext * s, AVPacket * pkt) sub_type = get_byte(s->pb); type = get_byte(s->pb); size = get_le16(s->pb); + if (size < 4) + return AVERROR_INVALIDDATA; avs->remaining_frame_size -= size; switch (type) { |