[FFmpeg-devel] [PATCH] avcodec/xvididct: Fix integer overflow in MULT()

Michael Niedermayer michael at niedermayer.cc
Tue Apr 7 19:50:57 EEST 2020


On Sat, Feb 01, 2020 at 01:12:03AM +0100, Michael Niedermayer wrote:
> Fixes: signed integer overflow: 23170 * 95058 cannot be represented in type 'int'
> Fixes: 20295/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MJPEG_fuzzer-5800212870463488
> 
> 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/xvididct.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

will apply

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

Does the universe only have a finite lifespan? No, its going to go on
forever, its just that you wont like living in it. -- Hiranya Peiri
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