[FFmpeg-devel] [PATCH 2/4] avcodec/vmixdec: Check shift before use

Michael Niedermayer michael at niedermayer.cc
Mon Mar 25 21:16:31 EET 2024


On Wed, Mar 20, 2024 at 03:59:21AM +0100, Michael Niedermayer wrote:
> Fixes: shift exponent 32 is too large for 32-bit type 'unsigned int'
> Fixes: 65909/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VMIX_fuzzer-519459745831321
> 
> 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/vmixdec.c | 3 +++
>  1 file changed, 3 insertions(+)

will apply patches 2-4

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

The smallest minority on earth is the individual. Those who deny 
individual rights cannot claim to be defenders of minorities. - Ayn Rand
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