[FFmpeg-devel] [PATCH 2/6] avformat/mov: Avoid overflow in end computation in mov_read_custom()

Michael Niedermayer michael at niedermayer.cc
Fri Dec 4 18:37:43 EET 2020


On Sat, Oct 31, 2020 at 11:46:29PM +0100, Michael Niedermayer wrote:
> Fixes: signed integer overflow: 18 + 9223372036854775799 cannot be represented in type 'long'
> Fixes: 26731/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-5696846019952640
> 
> 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 | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

will apply

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

Those who would give up essential Liberty, to purchase a little
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