[FFmpeg-devel] [PATCH 6/8] avformat/rmdec: Fix codecdata_length overflow check

Michael Niedermayer michael at niedermayer.cc
Tue Feb 2 13:00:41 EET 2021


On Sat, Dec 19, 2020 at 12:22:06AM +0100, Michael Niedermayer wrote:
> Fixes: signed integer overflow: 2147483647 + 64 cannot be represented in type 'int'
> Fixes: 28509/clusterfuzz-testcase-minimized-ffmpeg_dem_IVR_fuzzer-6310969680723968
> 
> Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> ---
>  libavformat/rmdec.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

will apply

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

The smallest minority on earth is the individual. Those who deny 
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