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| author | Michael Niedermayer <michael@niedermayer.cc> | 2019-12-13 00:38:29 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-07-03 12:10:23 +0200 |
| commit | a0d0e9b245b9f654b719d7c665dd9f2f4f5d16e4 (patch) | |
| tree | 1b577433a14419fc06f8d50c2110623b7e86229f | |
| parent | 831ac9ad46c63267493ab3557f00a17fa7797c73 (diff) | |
| download | ffmpeg-a0d0e9b245b9f654b719d7c665dd9f2f4f5d16e4.tar.gz | |
avcodec/hevc_mp4toannexb_bsf: Avoid NULL memcpy()
Fixes: invalid memcpy use
Fixes: 19299/clusterfuzz-testcase-minimized-ffmpeg_BSF_HEVC_MP4TOANNEXB_fuzzer-5169193398042624
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 1e23b5a706cd378ed07a200dfee656b38504f165)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/hevc_mp4toannexb_bsf.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/hevc_mp4toannexb_bsf.c b/libavcodec/hevc_mp4toannexb_bsf.c index 09bce5b34c..d0f1b94f0e 100644 --- a/libavcodec/hevc_mp4toannexb_bsf.c +++ b/libavcodec/hevc_mp4toannexb_bsf.c @@ -164,7 +164,7 @@ static int hevc_mp4toannexb_filter(AVBSFContext *ctx, AVPacket *out) if (ret < 0) goto fail; - if (add_extradata) + if (extra_size) memcpy(out->data + prev_size, ctx->par_out->extradata, extra_size); AV_WB32(out->data + prev_size + extra_size, 1); bytestream2_get_buffer(&gb, out->data + prev_size + 4 + extra_size, nalu_size); |