From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH 5/6] avcodec/vmixdec: Fix several integer anomalies
Date: Sun, 23 Jul 2023 20:07:01 +0200
Message-ID: <20230723180701.GK7802@pb2> (raw)
In-Reply-To: <20230618215021.3044-5-michael@niedermayer.cc>
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On Sun, Jun 18, 2023 at 11:50:20PM +0200, Michael Niedermayer wrote:
> Fixes: vmixdec.c:132:34: runtime error: signed integer overflow: -2147483648 * 1856 cannot be represented in type 'int'
> Fixes: vmixdec.c:119:20: runtime error: signed integer overflow: -1256 + -2147483648 cannot be represented in type 'int'
> Fixes: vmixdec.c:137:36: runtime error: signed integer overflow: 2147483416 * 16 cannot be represented in type 'int'
> Fixes: 59843/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VMIX_fuzzer-4857434624360448
>
> Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
> ---
> libavcodec/vmixdec.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
will apply
[...]
--
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
The greatest way to live with honor in this world is to be what we pretend
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next prev parent reply other threads:[~2023-07-23 18:07 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-18 21:50 [FFmpeg-devel] [PATCH 1/6] avformat/jpegxl_anim_dec: Perform operations in a different order Michael Niedermayer
2023-06-18 21:50 ` [FFmpeg-devel] [PATCH 2/6] avcodec/utils: fix 2 integer overflows in get_audio_frame_duration() Michael Niedermayer
2023-06-22 23:59 ` Michael Niedermayer
2023-06-18 21:50 ` [FFmpeg-devel] [PATCH 3/6] avformat/jpegxl_anim_dec: add FF_JPEGXL_CONTAINER_SIGNATURE_LE Michael Niedermayer
2023-06-18 22:57 ` Leo Izen
2023-06-19 17:01 ` Michael Niedermayer
2023-06-20 16:50 ` Leo Izen
2023-06-18 21:50 ` [FFmpeg-devel] [PATCH 4/6] avcodec/evc_parse: Check log2_sub_gop_length Michael Niedermayer
2023-06-18 22:27 ` James Almer
2023-06-18 23:01 ` James Almer
2023-06-19 19:03 ` James Almer
2023-06-18 21:50 ` [FFmpeg-devel] [PATCH 5/6] avcodec/vmixdec: Fix several integer anomalies Michael Niedermayer
2023-07-23 18:07 ` Michael Niedermayer [this message]
2023-06-18 21:50 ` [FFmpeg-devel] [PATCH 6/6] doc/developer: Require new modules to include tests Michael Niedermayer
2023-06-18 21:55 ` Lynne
2023-06-19 16:08 ` Anton Khirnov
2023-06-19 9:04 ` Jean-Baptiste Kempf
2023-06-19 16:06 ` Anton Khirnov
2023-06-19 16:09 ` Paul B Mahol
2023-06-21 10:04 ` Anton Khirnov
2023-06-23 23:55 ` Michael Niedermayer
2023-06-18 21:56 ` [FFmpeg-devel] [PATCH 1/6] avformat/jpegxl_anim_dec: Perform operations in a different order Leo Izen
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