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| author | Michael Niedermayer <michaelni@gmx.at> | 2012-06-01 15:52:20 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2012-06-09 20:47:19 +0200 |
| commit | 81476cf6932f10da84a0b7b2d14ad42b9d98a017 (patch) | |
| tree | 6a001005d3876b518e3ef0a15da95a4b371abab1 /libavcodec/yop.c | |
| parent | 3c69368e6be17f9c99767f0d3e0c078b0ea976e8 (diff) | |
| download | ffmpeg-81476cf6932f10da84a0b7b2d14ad42b9d98a017.tar.gz | |
yopdec: check frame oddness to be within supported limits
Fixes Ticket1365
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit febc013dc5d6db1535a4f91cf02fa8089038937c)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/yop.c')
| -rw-r--r-- | libavcodec/yop.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/yop.c b/libavcodec/yop.c index bf8a000e14..fe52f53887 100644 --- a/libavcodec/yop.c +++ b/libavcodec/yop.c @@ -224,6 +224,10 @@ static int yop_decode_frame(AVCodecContext *avctx, void *data, int *data_size, s->low_nibble = NULL; is_odd_frame = avpkt->data[0]; + if(is_odd_frame>1){ + av_log(avctx, AV_LOG_ERROR, "frame is too odd %d\n", is_odd_frame); + return AVERROR_INVALIDDATA; + } firstcolor = s->first_color[is_odd_frame]; palette = (uint32_t *)s->frame.data[1]; |