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| author | Michael Niedermayer <michael@niedermayer.cc> | 2022-04-27 22:16:51 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2022-10-21 22:19:37 +0200 |
| commit | 7e4e122ce23cdec171926726614076528d1bb3d2 (patch) | |
| tree | 9ea650e800fca70a39801200c1e4989cc8aa33a2 | |
| parent | cc77089393974438eab9a24a1e939a9fea2359f5 (diff) | |
| download | ffmpeg-7e4e122ce23cdec171926726614076528d1bb3d2.tar.gz | |
avcodec/h264dec: Skip late SEI
Fixes: Race condition
Fixes: clusterfuzz-testcase-minimized-mediasource_MP2T_AVC_pipeline_integration_fuzzer-6282675434094592
Found-by: google ClusterFuzz
Tested-by: Dan Sanders <sandersd@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit f7dd408d64013ae177c1f8d0e04418e5075db5bc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/h264dec.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/h264dec.c b/libavcodec/h264dec.c index 8e5a9e3058..426d0f4cd8 100644 --- a/libavcodec/h264dec.c +++ b/libavcodec/h264dec.c @@ -842,6 +842,10 @@ again: avpriv_request_sample(avctx, "data partitioning"); break; case H264_NAL_SEI: + if (h->setup_finished) { + avpriv_request_sample(avctx, "Late SEI"); + break; + } ret = ff_h264_sei_decode(&h->sei, &nal->gb, &h->ps, avctx); h->has_recovery_point = h->has_recovery_point || h->sei.recovery_point.recovery_frame_cnt != -1; if (avctx->debug & FF_DEBUG_GREEN_MD) |