From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTPS id 390D04D09E for ; Sun, 16 Feb 2025 14:39:22 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 9B5BA68BA75; Sun, 16 Feb 2025 16:39:18 +0200 (EET) Received: from relay2-d.mail.gandi.net (relay2-d.mail.gandi.net [217.70.183.194]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id BB85968ACF8 for ; Sun, 16 Feb 2025 16:39:12 +0200 (EET) Received: by mail.gandi.net (Postfix) with ESMTPSA id 0564D44195 for ; Sun, 16 Feb 2025 14:39:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=niedermayer.cc; s=gm1; t=1739716752; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=x4nYNrLFlLAvUHwNElnLMmn6jVUfV8sK9160tqh6cN0=; b=CHLhqZGBn/RErNaKzpG6wZMs+pfgnBnoefn+QliEUZy7xR5aKWlQpfiiRKhcvDNvFTKnHZ G6nGnYGGMQI+FFZi8SQkSwRzYfBAZwpnozFL6y6OGwoGeL1Xv9aL5fh04DmP9x8/nMmxKc jbMkZfr6Keggbv78rJBFJtTn9D2yvsZ4dvbEdTXClS8YTWu7cWJDMhf3U1OfCdlJ8tPCdd grFtgZSvBCCViHk6N0P94BGfUVbZggqCCvxV5IDKQpSkdUpok/on3WSIS4pCtRef7IkuqO wGPJ8lIrVBx9y3mpgLV2Yh5qH70h1XizOqafv+lnrStGueuPhuUrzMJa0ehAaQ== Date: Sun, 16 Feb 2025 15:39:11 +0100 From: Michael Niedermayer To: FFmpeg development discussions and patches Message-ID: <20250216143911.GE4991@pb2> References: <20250209022421.2346210-1-michael@niedermayer.cc> <20250209022421.2346210-4-michael@niedermayer.cc> MIME-Version: 1.0 In-Reply-To: <20250209022421.2346210-4-michael@niedermayer.cc> X-GND-State: clean X-GND-Score: -85 X-GND-Cause: gggruggvucftvghtrhhoucdtuddrgeefvddrtddtgdehheejvdcutefuodetggdotefrodftvfcurfhrohhfihhlvgemucfitefpfffkpdcuggftfghnshhusghstghrihgsvgenuceurghilhhouhhtmecufedtudenucesvcftvggtihhpihgvnhhtshculddquddttddmnegfrhhlucfvnfffucdludehmdenucfjughrpeffhffvuffkfhggtggujgesghdtreertddtvdenucfhrhhomhepofhitghhrggvlhcupfhivgguvghrmhgrhigvrhcuoehmihgthhgrvghlsehnihgvuggvrhhmrgihvghrrdgttgeqnecuggftrfgrthhtvghrnheptefggedvffeiueffvefhiedtgfefjedukeefgeetgeevgeejgeekvdevjeelveeknecuffhomhgrihhnpehgihhthhhusgdrtghomhenucfkphepgedurdeiiedrieejrdduudefnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehinhgvthepgedurdeiiedrieejrdduudefpdhhvghloheplhhotggrlhhhohhsthdpmhgrihhlfhhrohhmpehmihgthhgrvghlsehnihgvuggvrhhmrgihvghrrdgttgdpnhgspghrtghpthhtohepuddprhgtphhtthhopehffhhmphgvghdquggvvhgvlhesfhhfmhhpvghgrdhorhhg X-GND-Sasl: michael@niedermayer.cc Subject: Re: [FFmpeg-devel] [PATCH 4/6] avcodec/aac/aacdec_lpd: Limit get_unary() X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Content-Type: multipart/mixed; boundary="===============5086737350373928958==" Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: --===============5086737350373928958== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="gwLJULouNGiZIu1i" Content-Disposition: inline --gwLJULouNGiZIu1i Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Feb 09, 2025 at 03:24:19AM +0100, Michael Niedermayer wrote: > The limit is based on later code storing 32bits >=20 > Fixes: signed integer overflow: 2147483647 + 1 cannot be represented in t= ype 'int' > Fixes: 393164866/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_LA= TM_fuzzer-4606798354513920 >=20 > Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/t= ree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer > --- > libavcodec/aac/aacdec_lpd.c | 9 ++++++--- > 1 file changed, 6 insertions(+), 3 deletions(-) will apply aac patches 1,2,4 (not 3 as that would be better done with refer= ences) thx [...] --=20 Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB "Nothing to hide" only works if the folks in power share the values of you and everyone you know entirely and always will -- Tom Scott --gwLJULouNGiZIu1i Content-Type: application/pgp-signature; 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