[FFmpeg-devel] [PATCH 1/2] avcodec/dirac_dwt: Fix integer overflow in COMPOSE_DD97iH0() and COMPOSE_DD137iL0()

Michael Niedermayer michael at niedermayer.cc
Tue Dec 26 18:08:13 EET 2017


On Fri, Dec 22, 2017 at 03:52:41AM +0100, Michael Niedermayer wrote:
> Fixes: runtime error: signed integer overflow: 2147483646 + 33554433 cannot be represented in type 'int'
> Fixes: 4563/clusterfuzz-testcase-minimized-5438979567517696
> 
> 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/dirac_dwt.h | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions

patchset applied

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

No great genius has ever existed without some touch of madness. -- Aristotle
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