[FFmpeg-devel] [PATCH 1/4] avformat/mov: check for pts overflow in mov_read_sidx()

Michael Niedermayer michael at niedermayer.cc
Thu Apr 22 16:07:43 EEST 2021


On Thu, Apr 15, 2021 at 10:44:17PM +0200, Michael Niedermayer wrote:
> Fixes: signed integer overflow: 9223372036846336888 + 4278255871 cannot be represented in type 'long'
> Fixes: 32782/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-6059216516284416
> 
> 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/mov.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)

will apply

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

The educated differ from the uneducated as much as the living from the
dead. -- Aristotle 
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