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| author | Michael Niedermayer <michael@niedermayer.cc> | 2024-09-22 23:05:28 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2024-09-24 15:37:19 +0200 |
| commit | 03050a0d9092c57757a10b9e3c96e89e047d25bc (patch) | |
| tree | e96018d382d40be4ab2ed37e99672b179805b18d | |
| parent | 5f471b500c4f9f37a902266616644dd1496b022b (diff) | |
| download | ffmpeg-03050a0d9092c57757a10b9e3c96e89e047d25bc.tar.gz | |
avcodec/vble: Allocate buffer later
Fixes: Timeout
Fixes: 71727/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VBLE_fuzzer-6126342574243840
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/vble.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/libavcodec/vble.c b/libavcodec/vble.c index 4511433a6c..c48feb9a59 100644 --- a/libavcodec/vble.c +++ b/libavcodec/vble.c @@ -130,10 +130,6 @@ static int vble_decode_frame(AVCodecContext *avctx, AVFrame *pic, return AVERROR_INVALIDDATA; } - /* Allocate buffer */ - if ((ret = ff_thread_get_buffer(avctx, pic, 0)) < 0) - return ret; - /* Version should always be 1 */ version = AV_RL32(src); @@ -148,6 +144,10 @@ static int vble_decode_frame(AVCodecContext *avctx, AVFrame *pic, return AVERROR_INVALIDDATA; } + /* Allocate buffer */ + if ((ret = ff_thread_get_buffer(avctx, pic, 0)) < 0) + return ret; + /* Restore planes. Should be almost identical to Huffyuv's. */ vble_restore_plane(ctx, pic, &gb, 0, offset, avctx->width, avctx->height); |