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Code Issues Releases Activity

avcodec/ff_h264_decode_sei: Check SEI size

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-07-21 16:38:47 +02:00
parent 80c873a87e
commit 45da7a0e8f
1 changed files with 5 additions and 0 deletions
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5
libavcodec/h264_sei.c
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@ -264,6 +264,11 @@ int ff_h264_decode_sei(H264Context *h){
if(h->avctx->debug&FF_DEBUG_STARTCODE)
av_log(h->avctx, AV_LOG_DEBUG, "SEI %d len:%d\n", type, size);
if (size > get_bits_left(&h->gb) / 8) {
av_log(h->avctx, AV_LOG_ERROR, "SEI truncated\n");
return AVERROR_INVALIDDATA;
}
switch(type){
case SEI_TYPE_PIC_TIMING: // Picture timing SEI
if(decode_picture_timing(h) < 0)