[FFmpeg-devel] [PATCH] avcodec/truemotion2: Fix several integer overflows in tm2_motion_block()

Michael Niedermayer michael at niedermayer.cc
Wed Jul 31 21:04:15 EEST 2019


On Tue, Jul 09, 2019 at 06:00:00PM +0200, Michael Niedermayer wrote:
> Fixes: 15524/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TRUEMOTION2_fuzzer-5173148372172800
> Fixes: signed integer overflow: 13701388 - -2134868270 cannot be represented in type 'int'
> 
> 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/truemotion2.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)

will apply


[...]
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Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

What does censorship reveal? It reveals fear. -- Julian Assange
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