diff options
| author | Michael Niedermayer <michaelni@gmx.at> | 2013-05-03 00:06:03 +0400 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-05-03 00:12:19 +0400 |
| commit | ae2132ac90f02330b0988e6e26ee0d53e41cd196 (patch) | |
| tree | 06bab661fbc06de92d8ffc7a58e46aef41d39180 /libavcodec/mmvideo.c | |
| parent | 8d3c99e825317b7efda5fd12e69896b47c700303 (diff) | |
mmvideo/mm_decode_intra: check horizontal coordinate too
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/mmvideo.c')
| -rw-r--r-- | libavcodec/mmvideo.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libavcodec/mmvideo.c b/libavcodec/mmvideo.c index 36dc9f9d8a..292ebe68b9 100644 --- a/libavcodec/mmvideo.c +++ b/libavcodec/mmvideo.c @@ -104,6 +104,9 @@ static int mm_decode_intra(MmContext * s, int half_horiz, int half_vert) if (half_horiz) run_length *=2; + if (run_length > s->avctx->width - x) + return AVERROR_INVALIDDATA; + if (color) { memset(s->frame.data[0] + y*s->frame.linesize[0] + x, color, run_length); if (half_vert) |