[FFmpeg-devel] [PATCH 01/10] avformat/concatdec: Check user_duration sum

Michael Niedermayer michael at niedermayer.cc
Tue Mar 26 21:19:34 EET 2024


On Tue, Mar 26, 2024 at 01:11:42AM +0100, Michael Niedermayer wrote:
> Fixes: 62276/clusterfuzz-testcase-minimized-ffmpeg_dem_CONCAT_fuzzer-6434245599690752
> Fixes: signed integer overflow: 9223372026773000000 + 22337000000 cannot be represented in type 'long'
> 
> Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> ---
>  libavformat/concatdec.c | 2 ++
>  1 file changed, 2 insertions(+)

if there are no objections i will apply this patchset before making the 7.0 branch

[...]
-- 
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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