On Thu, Apr 27, 2023 at 08:38:39PM +0200, Michael Niedermayer wrote:
> Iam not sure if this buffer setup is intended but if it occurs memcpy() cannot always
> be used
> 
> Fixes: memcpy-param-overlap
> Fixes: 58062/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-4717458841010176
> 
> Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
> ---
>  libavcodec/hevcdec.c | 1 +
>  1 file changed, 1 insertion(+)

patch withdrawn, as this is not a complete fix of the issue

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Complexity theory is the science of finding the exact solution to an
approximation. Benchmarking OTOH is finding an approximation of the exact