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| author | James Almer <jamrial@gmail.com> | 2023-06-02 13:59:35 -0300 |
|---|---|---|
| committer | James Almer <jamrial@gmail.com> | 2023-06-02 14:01:10 -0300 |
| commit | 8c6b931f4ca08abdaff4896cb2707c38d8483d80 (patch) | |
| tree | ca9dd3c6e4d94792835ce8287b3180f91eba9ecf /libavcodec/av1dec.c | |
| parent | 9a9b56c8706957267c57a0c97db890b170b2bb9b (diff) | |
avcodec/av1dec: reset the fragment on reading failure
Fixes: NULL pointer dereference
Fixes: 59359/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AV1_fuzzer-6726080594313216
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: James Almer <jamrial@gmail.com>
Diffstat (limited to 'libavcodec/av1dec.c')
| -rw-r--r-- | libavcodec/av1dec.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/libavcodec/av1dec.c b/libavcodec/av1dec.c index 5cc5d87c64..d63e792113 100644 --- a/libavcodec/av1dec.c +++ b/libavcodec/av1dec.c @@ -1460,6 +1460,7 @@ static int av1_receive_frame(AVCodecContext *avctx, AVFrame *frame) ret = ff_cbs_read_packet(s->cbc, &s->current_obu, s->pkt); if (ret < 0) { + ff_cbs_fragment_reset(&s->current_obu); av_packet_unref(s->pkt); av_log(avctx, AV_LOG_ERROR, "Failed to read packet.\n"); return ret; |