[FFmpeg-devel] [PATCH 2/2] avformat/dxa: Use av_rescale() for duration computation

Michael Niedermayer michael at niedermayer.cc
Wed Sep 30 23:35:49 EEST 2020


On Wed, Sep 02, 2020 at 11:39:49PM +0200, Michael Niedermayer wrote:
> Fixes: signed integer overflow: 8224000000 * 1629552639 cannot be represented in type 'long'
> Fixes: 24908/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-4658478506049536
> 
> 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/dxa.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

will apply

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

Concerning the gods, I have no means of knowing whether they exist or not
or of what sort they may be, because of the obscurity of the subject, and
the brevity of human life -- Protagoras
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