[FFmpeg-devel] [PATCH 4/4] avformat/mov: Check next offset in mov_read_dref()

[Michael Niedermayer]

On Sat, Dec 04, 2021 at 10:32:58PM +0100, Michael Niedermayer wrote:
> Fixes: signed integer overflow: 9223372036200463215 + 1109914409 cannot be represented in type 'long'
> Fixes: 41480/clusterfuzz-testcase-minimized-ffmpeg_dem_MOV_fuzzer-6553086177443840
> 
> 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 | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)

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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