[FFmpeg-devel] [PATCH 7/8] avutil/mathematics: Fix 2 overflows in av_add_stable()

Michael Niedermayer michael at niedermayer.cc
Thu Aug 29 16:18:12 EEST 2019


On Sat, Aug 10, 2019 at 11:09:48PM +0200, Michael Niedermayer wrote:
> Fixes: signed integer overflow: 9223372036854775807 + 1 cannot be represented in type 'long'
> Fixes: 16022/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5759796759756800
> 
> Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> ---
>  libavutil/mathematics.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)

will apply

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

Let us carefully observe those good qualities wherein our enemies excel us
and endeavor to excel them, by avoiding what is faulty, and imitating what
is excellent in them. -- Plutarch
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