From: Anton Khirnov <anton@khirnov.net>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH 2/2] avformat/westwood_vqa: Check chunk size
Date: Wed, 28 Sep 2022 17:17:44 +0200
Message-ID: <166437826499.22057.17892585882666523445@lain.khirnov.net> (raw)
In-Reply-To: <20220922180852.20655-2-michael@niedermayer.cc>
Quoting Michael Niedermayer (2022-09-22 20:08:52)
> the type is also changed to int as it is interpreted as int in av_get_packet()
>
> Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in type 'int'
> Fixes: 50993/clusterfuzz-testcase-minimized-ffmpeg_dem_WSVQA_fuzzer-6593408795279360
>
> Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
> ---
> libavformat/westwood_vqa.c | 10 ++++++----
> 1 file changed, 6 insertions(+), 4 deletions(-)
Looks good, thank you.
--
Anton Khirnov
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next prev parent reply other threads:[~2022-09-28 15:17 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-22 18:08 [FFmpeg-devel] [PATCH 1/2] avformat/vividas: Check packet size Michael Niedermayer
2022-09-22 18:08 ` [FFmpeg-devel] [PATCH 2/2] avformat/westwood_vqa: Check chunk size Michael Niedermayer
2022-09-28 15:17 ` Anton Khirnov [this message]
2023-10-03 14:07 ` Michael Niedermayer
2022-09-28 15:16 ` [FFmpeg-devel] [PATCH 1/2] avformat/vividas: Check packet size Anton Khirnov
2022-09-28 22:35 ` Michael Niedermayer
2022-09-29 14:10 ` Anton Khirnov
2022-09-29 15:45 ` Michael Niedermayer
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