[FFmpeg-devel] [PATCH 4/4] avformat/wavdec: Use 64bit in new_pos computation

Michael Niedermayer michael at niedermayer.cc
Sat Jul 31 23:11:31 EEST 2021


On Tue, Apr 27, 2021 at 09:21:35PM +0200, Michael Niedermayer wrote:
> Fixes: signed integer overflow: 129 * 16711680 cannot be represented in type 'int'
> Fixes: 29102/clusterfuzz-testcase-minimized-ffmpeg_dem_WAV_fuzzer-6742285317439488
> 
> 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/wavdec.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

will apply

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

The worst form of inequality is to try to make unequal things equal.
-- Aristotle
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