The decoder assumes a single bitdepth for all the planes, the specification does allow that.
Avoid the possible problems pointed in CVE-2013-2277 CC: [email protected] --- libavcodec/h264.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/libavcodec/h264.c b/libavcodec/h264.c index a20a6f7..b11756e 100644 --- a/libavcodec/h264.c +++ b/libavcodec/h264.c @@ -2747,6 +2747,12 @@ static int h264_set_parameter_from_sps(H264Context *h) if (h->avctx->has_b_frames < 2) h->avctx->has_b_frames = !h->low_delay; + if (h->sps.bit_depth_luma != h->sps.bit_depth_chroma) { + av_log_missing_feature(h->avctx, + "Different bit depth between chroma and luma", 1); + return AVERROR(ENOSYS); + } + if (h->avctx->bits_per_raw_sample != h->sps.bit_depth_luma || h->cur_chroma_format_idc != h->sps.chroma_format_idc) { if (h->avctx->codec && -- 1.8.1.2 _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
