[FFmpeg-devel] [PATCH 1/3] avcodec/sbrdsp_fixed: Fix negation overflow in sbr_neg_odd_64_c()

Michael Niedermayer michael at niedermayer.cc
Tue Aug 10 18:31:07 EEST 2021


On Sat, Jul 31, 2021 at 07:48:42PM +0200, Michael Niedermayer wrote:
> Fixes: negation of -2147483648 cannot be represented in type 'int'; cast to an unsigned type to negate this value to itself
> Fixes: 35593/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5182217725804544
> 
> 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/sbrdsp_fixed.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

will apply patchset

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

No human being will ever know the Truth, for even if they happen to say it
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