[FFmpeg-devel] [PATCH 2/2] avcodec/vp9dsp_template: Fix integer overflows in idct32_1d()

Michael Niedermayer michael at niedermayer.cc
Sat May 2 19:44:09 EEST 2020


On Tue, Feb 11, 2020 at 11:56:46PM +0100, Michael Niedermayer wrote:
> Fixes: signed integer overflow: -193177 * 11585 cannot be represented in type 'int'
> Fixes: 20557/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VP9_fuzzer-5704852816789504
> 
> 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/vp9dsp_template.c | 132 +++++++++++++++++------------------
>  1 file changed, 66 insertions(+), 66 deletions(-)

will apply

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

I have often repented speaking, but never of holding my tongue.
-- Xenocrates
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