[FFmpeg-devel] [PATCH 1/5] avcodec/cfhd: Check idwt_buf size before allocation

[Michael Niedermayer]

On Wed, Jul 16, 2025 at 02:52:04AM +0200, Michael Niedermayer wrote:
> Fixes: OOM
> Fixes: 428760799/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CFHD_DEC_fuzzer-5685176435015680
> 
> Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> ---
>  libavcodec/cfhd.c | 4 ++++
>  1 file changed, 4 insertions(+)

will apply patchset except teh jpeg2000 patch (ill leave that a bit
longer in case someone wants to review it)

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Asymptotically faster algorithms should always be preferred if you have
asymptotical amounts of data
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