From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH 2/2] avcodec/ffv1dec: restructure slice coordinate reading a bit
Date: Sun, 27 Nov 2022 23:37:51 +0100
Message-ID: <20221127223751.GE3806951@pb2> (raw)
In-Reply-To: <20221122225652.1341-2-michael@niedermayer.cc>
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On Tue, Nov 22, 2022 at 11:56:52PM +0100, Michael Niedermayer wrote:
> Fixes: signed integer overflow: -1094995528 * 8224 cannot be represented in type 'int'
> Fixes: 53508/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_FFV1_fuzzer-474551033462784
>
> Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
> ---
> libavcodec/ffv1dec.c | 63 +++++++++++++++++++++++++-------------------
> 1 file changed, 36 insertions(+), 27 deletions(-)
will apply
[...]
--
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
Let us carefully observe those good qualities wherein our enemies excel us
and endeavor to excel them, by avoiding what is faulty, and imitating what
is excellent in them. -- Plutarch
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next prev parent reply other threads:[~2022-11-27 22:38 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-22 22:56 [FFmpeg-devel] [PATCH 1/2] avcodec/pictordec: Check that the image fits in the input Michael Niedermayer
2022-11-22 22:56 ` [FFmpeg-devel] [PATCH 2/2] avcodec/ffv1dec: restructure slice coordinate reading a bit Michael Niedermayer
2022-11-27 22:37 ` Michael Niedermayer [this message]
2022-11-25 6:45 ` [FFmpeg-devel] [PATCH 1/2] avcodec/pictordec: Check that the image fits in the input Peter Ross
2022-11-25 13:38 ` Michael Niedermayer
2022-11-25 14:11 ` Anton Khirnov
2022-11-25 23:42 ` Peter Ross
2022-11-27 22:43 ` Michael Niedermayer
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