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Code Issues Releases Activity

avcodec/vvc/vvcdec: Do not submit frames without VVCFrameThread

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Such frames will crash when pthread functions are called on the NULL pointer

Fixes: member access within null pointer of type 'VVCFrameThread' (aka 'struct VVCFrameThread')
Fixes: 65160/clusterfuzz-testcase-minimized-ffmpeg_BSF_VVC_METADATA_fuzzer-4665241535119360 (partly)
Fixes: 65636/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VVC_fuzzer-5394745824182272

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 84ce5ced3163975b5ba9ffbf4c4709114b9e8669)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2024-01-26 19:58:56 +01:00
parent cbbe688434
commit e37d66a72e
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1 changed files with 3 additions and 0 deletions
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3
libavcodec/vvc/vvcdec.c
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@ -939,6 +939,9 @@ static int vvc_decode_frame(AVCodecContext *avctx, AVFrame *output,
if (ret < 0)
return ret;
if (!fc->ft)
return avpkt->size;
ret = submit_frame(s, fc, output, got_output);
if (ret < 0)
return ret;