[FFmpeg-devel] [PATCH 1/3] avcodec/mpeg4videodec: Fix runtime error: signed integer overflow: 134527392 * 16 cannot be represented in type 'int'

Michael Niedermayer michael at niedermayer.cc
Sun Mar 5 13:02:26 EET 2017

On Fri, Mar 03, 2017 at 08:12:20PM +0100, Michael Niedermayer wrote:
> This checks the sprite delta intermediates for overflow
> Fixes: 716/clusterfuzz-testcase-4890287480504320
> Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
> Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> ---
>  libavcodec/mpeg4videodec.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)

patchset applied

Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

If you drop bombs on a foreign country and kill a hundred thousand
innocent people, expect your government to call the consequence
"unprovoked inhuman terrorist attacks" and use it to justify dropping
more bombs and killing more people. The technology changed, the idea is old.
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