From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH 01/11] avcodec/alsdec: Clear shift_value
Date: Tue, 23 Jul 2024 20:37:34 +0200
Message-ID: <20240723183734.GC4991@pb2> (raw)
In-Reply-To: <20240720005241.726089-1-michael@niedermayer.cc>
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On Sat, Jul 20, 2024 at 02:52:31AM +0200, Michael Niedermayer wrote:
> (the exact issue is unreproducable but the use of uninitialized data is reproducable)
>
> Should fix: signed integer overflow: -2147483648 - 127 cannot be represented in type 'int'
> Should fix: 69881/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ALS_fuzzer-4751301204836352
>
> Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
> ---
> libavcodec/alsdec.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
will apply patchset
[...]
--
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
Those who are too smart to engage in politics are punished by being
governed by those who are dumber. -- Plato
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prev parent reply other threads:[~2024-07-23 18:37 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-20 0:52 Michael Niedermayer
2024-07-20 0:52 ` [FFmpeg-devel] [PATCH 02/11] avcodec/proresdec: Consider negative bits left Michael Niedermayer
2024-07-20 0:52 ` [FFmpeg-devel] [PATCH 03/11] avcodec/hevc/hevcdec: avoid signed shifts with lt_idx_sps Michael Niedermayer
2024-07-20 0:52 ` [FFmpeg-devel] [PATCH 04/11] avcodec/aac/aacdec_usac: Dont leave invalid max_sfb in the context Michael Niedermayer
2024-07-20 0:52 ` [FFmpeg-devel] [PATCH 05/11] avcodec/aac/aacdec_lpd: Check kv indec Michael Niedermayer
2024-07-20 0:52 ` [FFmpeg-devel] [PATCH 06/11] avcodec/vaapi_encode: Check hwctx Michael Niedermayer
2024-07-20 0:52 ` [FFmpeg-devel] [PATCH 07/11] avcodec/osq: avoid using too large numbers for shifts and integers in update_residue_parameter() Michael Niedermayer
2024-07-20 0:52 ` [FFmpeg-devel] [PATCH 08/11] avcodec/osq: fix integer overflow when applying factor Michael Niedermayer
2024-07-20 0:52 ` [FFmpeg-devel] [PATCH 09/11] avcodec/cfhdenc: Allocate more space Michael Niedermayer
2024-07-20 0:52 ` [FFmpeg-devel] [PATCH 10/11] avcodec/cfhdenc: Height of 16 is not supported Michael Niedermayer
2024-07-20 0:52 ` [FFmpeg-devel] [PATCH 11/11] avcodec/hdrenc: Allocate more space Michael Niedermayer
2024-07-23 18:37 ` Michael Niedermayer [this message]
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