diff options
| author | Michael Niedermayer <[email protected]> | 2022-04-27 22:16:51 +0200 |
|---|---|---|
| committer | Michael Niedermayer <[email protected]> | 2022-07-12 23:11:37 +0200 |
| commit | b66fa64a9fdf7981c91613f2e220991677e66568 (patch) | |
| tree | 3e46a57f81bb25fca7087a871307e15a1d4274e4 | |
| parent | 3f9e48f8e6bb0607a2a37004f8833be25e4c50be (diff) | |
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 <[email protected]>
Signed-off-by: Michael Niedermayer <[email protected]>
(cherry picked from commit f7dd408d64013ae177c1f8d0e04418e5075db5bc)
Signed-off-by: Michael Niedermayer <[email protected]>
| -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 6a28f3a3ae..17eaf4c76f 100644 --- a/libavcodec/h264dec.c +++ b/libavcodec/h264dec.c @@ -724,6 +724,10 @@ static int decode_nal_units(H264Context *h, const uint8_t *buf, int buf_size) 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) |