[FFmpeg-devel] [PATCH 2/4] avcodec/utils: do "calc from frame_bytes, channels, and block_align" in 64bit

[Michael Niedermayer]

On Wed, Apr 28, 2021 at 05:06:34PM +0200, Michael Niedermayer wrote:
> Fixes: signed integer overflow: 104962766 * 32 cannot be represented in type 'int'
> Fixes: 33614/clusterfuzz-testcase-minimized-ffmpeg_dem_RSD_fuzzer-6252129036664832
> 
> Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> ---
>  libavcodec/utils.c | 26 +++++++++++++++++---------
>  1 file changed, 17 insertions(+), 9 deletions(-)

will apply

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

It is what and why we do it that matters, not just one of them.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 195 bytes
Desc: not available
URL: <https://ffmpeg.org/pipermail/ffmpeg-devel/attachments/20210612/3ce46659/attachment.sig>