diff options
| author | Laurent Aimar <fenrir@videolan.org> | 2011-09-29 23:13:35 +0000 |
|---|---|---|
| committer | Janne Grunau <janne-libav@jannau.net> | 2011-10-07 16:25:31 +0200 |
| commit | 172060328771d149b076f00352b004b5b5272d38 (patch) | |
| tree | 85567bf5c97e4bb12614ea2becb6aabd7ced420e /libavcodec/dsicinav.c | |
| parent | 64263dd526ec25ede1591fc1144715a20cc7bc4e (diff) | |
dsicinav: Check for out of bounds writes
Signed-off-by: Janne Grunau <janne-libav@jannau.net>
Diffstat (limited to 'libavcodec/dsicinav.c')
| -rw-r--r-- | libavcodec/dsicinav.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavcodec/dsicinav.c b/libavcodec/dsicinav.c index 5fe99ba26c..3b545e7b8f 100644 --- a/libavcodec/dsicinav.c +++ b/libavcodec/dsicinav.c @@ -219,6 +219,8 @@ static int cinvideo_decode_frame(AVCodecContext *avctx, if (bitmap_frame_size < palette_colors_count * (3 + (palette_type != 0))) return AVERROR_INVALIDDATA; if (palette_type == 0) { + if (palette_colors_count > 256) + return AVERROR_INVALIDDATA; for (i = 0; i < palette_colors_count; ++i) { cin->palette[i] = bytestream_get_le24(&buf); bitmap_frame_size -= 3; |