[FFmpeg-devel] [PATCH 1/3] avcodec/apedec: Fix multiple integer overflows and undefined behaviorin filter_3800()

[Michael Niedermayer]

On Sun, Jul 21, 2019 at 11:14:44AM +0200, Michael Niedermayer wrote:
> Fixes: left shift of negative value -4
> Fixes: signed integer overflow: -15091694 * 167 cannot be represented in type 'int'
> Fixes: signed integer overflow: 1898547155 + 453967445 cannot be represented in type 'int'
> Fixes: 15258/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5759095564402688
> Fixes: signed integer overflow: 962196438 * 31 cannot be represented in type 'int'
> Fixes: 15364/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5718799845687296
> 
> 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/apedec.c | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)

will apply patchset

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

Those who are too smart to engage in politics are punished by being
governed by those who are dumber. -- Plato 
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