An invalid VUI is not considered a fatal error, so the SPS containing it
may still be used. Leaving an invalid value of num_reorder_frames there
can result in writing over the bounds of H264Context.delayed_pic.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC:libav-stable@libav.org
if (sps->num_reorder_frames > 16U
/* max_dec_frame_buffering || max_dec_frame_buffering > 16 */) {
av_log(h->avctx, AV_LOG_ERROR,
- "illegal num_reorder_frames %d\n", sps->num_reorder_frames);
+ "Clipping illegal num_reorder_frames %d\n",
+ sps->num_reorder_frames);
+ sps->num_reorder_frames = 16;
return AVERROR_INVALIDDATA;
}
}