[FFmpeg-devel] [PATCH 2/2] avcodec/mjpegdec: Fix integer overflow in DC dequantization

Michael Niedermayer michael at niedermayer.cc
Sat Jan 27 04:51:55 EET 2018


On Wed, Jan 24, 2018 at 04:34:50AM +0100, Michael Niedermayer wrote:
> Fixes: runtime error: signed integer overflow: -65535 * 65312 cannot be represented in type 'int'
> Fixes: 4900/clusterfuzz-testcase-minimized-5769019744321536
> 
> 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/mjpegdec.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

applied

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

Complexity theory is the science of finding the exact solution to an
approximation. Benchmarking OTOH is finding an approximation of the exact
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