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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 21:36:10 +0200 |
| commit | 3074e8f78c4d84f93c1bdc05f36f0bce8b8a830f (patch) | |
| tree | ca7c87df7d8307ca77b78571ffffe0f5d78871ef | |
| parent | e37599001cefd7efb683c8228feedf3d291ef1db (diff) | |
| download | ffmpeg-3074e8f78c4d84f93c1bdc05f36f0bce8b8a830f.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>
| -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 69f2e8e816..7f933b5f46 100644 --- a/libavcodec/yop.c +++ b/libavcodec/yop.c @@ -223,6 +223,10 @@ 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]; |