From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792427553; b=5lInLH0n74JZz0NDGV9SPHvRJQnuy5AxfBP61OzcHaH+mqh+/WH3361aIlQ86VLA2gcP je2FEUxjjoBtcijwUtiMqZ7E17+ytO0aRVPpvSKScL39guGEgbs5WZtzewdIoAVk37+kC jpLCOCRh7ri2kF5KBuVrGY6g3yheuP39XjpIxH3pKWu5VyiwSS/mY3DxMbpjArpgyHAjO 9GHB+hnZnuNd9HzUhF0AYtmZXUGdmujRivRt3KCODleBP4ywKSeh5g9SHNUAhVzs0ebgu A/ItnT2R1mylGx8A3mfO52+bmQsi2qd1/eMRXoxX0DvfVmb4WMENrdsiG4QoGKGx8yg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792427553; h=Received:DKIM-Signature:Date:From:To:Cc:Subject:Message-ID: References:MIME-Version:Content-Type:Content-Disposition:In-Reply-To; bh=+VR/o2o/DhJfnVdRZHSwegdY3Q5vwh/kgdmzV0BQzrI=; b=nl4K8A+Uh2xx9Ja6NgWgkaUkCNbphdgXUKAaIq7gwrfclLfb0yIcR1nUkVccD8P6VSJY fu5dep4o0rk2RvzO8svoSLk39ZvdBD0HLji4QWgaMHM/pdgbi8SpxUdskJmzZSIaUujVM zG7NiiuRptwivZ80JOOFxfnNBpEoTqu8AYDighDyWvmyHT44oFCioNvz8RxxIkN/OJdme uVKq5LiNG+LVw0Vv20qws9IawJG/uSHKCe25nom91AMhNfouPhbzbhgOlV65uWBT+Ng6B qSzT6W7sCgC7KeX7S8kpCsqvssBeZ7sfzUkrexAjvKN2xO0UWwDM6bNeMWvQHwrKQRQ== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=n5FS2pB7; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with UTF8SMTPS id 5C1F4606A31F; Mon, 19 Oct 2026 16:32:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=n5FS2pB7 Received: by smtp.kernel.org (Postfix) with UTF8SMTPSA id 4D8D11F000CC; Mon, 19 Oct 2026 16:32:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1792427552; bh=+VR/o2o/DhJfnVdRZHSwegdY3Q5vwh/kgdmzV0BQzrI=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=n5FS2pB7BNbwmdCUMaZ7qcy9gEJS+4y6GcWxbkZ6ShABdtlLxKtiQKg6d6tzP8auY Q0kUUPTL+BAERQjOTKdMLBOHy5uHVy0plbsYycgMlWWydecQ+vbHRWed4F26etXmiU xReVnS+t3N8ZxDcL71AqQ2OLDdpOana2bHBps3cT3v73Qb/VD0WjT1kVoHkRaLqn0d XO3xFUJ3znwpNOBmTtKGWC/zLEeX+i4yprDUPNYnCsH7l3yjuqLxmXrKwLPGukpj9G 7QQF8xA93U7Q+TuRoN56kPLLzENu6D/y4SaChUFJ8zQ8ckY9bosFzn7Ws2RlM4fHSS UGtsJ8977koPA== Date: Mon, 19 Oct 2026 19:32:29 +0300 From: Jarkko Sakkinen To: David Howells Cc: keyrings@vger.kernel.org, Eric Biggers , stable@vger.kernel.org, Paul Moore , James Morris , "Serge E. Hallyn" , "open list:SECURITY SUBSYSTEM" , open list Subject: Re: [RFC PATCH 3/8] KEYS: Reject @desclen values over U16_MAX in key_alloc() Message-ID: References: <20261019142516.300040-4-jarkko@kernel.org> <20261019142516.300040-1-jarkko@kernel.org> <2609869.1792424119@warthog.procyon.org.uk> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2609869.1792424119@warthog.procyon.org.uk> On Mon, Oct 19, 2026 at 04:35:19PM +0100, David Howells wrote: > Jarkko Sakkinen wrote: > > > Reject @desclen values over U16_MAX with -EINVAL in order to prevent > > integer overflow. > > KEY_MAX_DESC_SIZE. > > David Good catch, thanks. Br, Jarkko