From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH 1/5] avcodec/apedec: Fix integer overflow in filter_3800()
Date: Fri, 16 Sep 2022 19:57:46 +0200
Message-ID: <20220916175746.GB2088045@pb2> (raw)
In-Reply-To: <20220910223046.5135-1-michael@niedermayer.cc>
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On Sun, Sep 11, 2022 at 12:30:42AM +0200, Michael Niedermayer wrote:
> Fixes: signed integer overflow: -2147448926 + -198321 cannot be represented in type 'int'
> Fixes: 48798/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5739619273015296
> Fixes: 48798/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-6744428485672960
>
> Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
> ---
> libavcodec/apedec.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
will apply
[...]
--
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
Rewriting code that is poorly written but fully understood is good.
Rewriting code that one doesnt understand is a sign that one is less smart
than the original author, trying to rewrite it will not make it better.
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prev parent reply other threads:[~2022-09-16 17:57 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-10 22:30 Michael Niedermayer
2022-09-10 22:30 ` [FFmpeg-devel] [PATCH 2/5] avcodec/dstdec: Check for overflow in build_filter() Michael Niedermayer
2022-09-11 7:51 ` Rémi Denis-Courmont
2022-09-11 8:21 ` Andreas Rheinhardt
2022-09-10 22:30 ` [FFmpeg-devel] [PATCH 3/5] avcodec/exr: Check preview psize Michael Niedermayer
2022-09-16 17:52 ` Michael Niedermayer
2022-09-10 22:30 ` [FFmpeg-devel] [PATCH 4/5] avcodec/mobiclip: Check quantizer for overflow Michael Niedermayer
2022-09-16 17:55 ` Michael Niedermayer
2022-09-10 22:30 ` [FFmpeg-devel] [PATCH 5/5] avcodec/tta: Check 24bit scaling " Michael Niedermayer
2022-09-16 17:56 ` Michael Niedermayer
2022-09-16 17:57 ` Michael Niedermayer [this message]
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