From owner-freebsd-security@freebsd.org Mon Dec 14 14:42:23 2020 Return-Path: Delivered-To: freebsd-security@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 447CD4BBCC8 for ; Mon, 14 Dec 2020 14:42:23 +0000 (UTC) (envelope-from des@freebsd.org) Received: from smtp.freebsd.org (smtp.freebsd.org [IPv6:2610:1c1:1:606c::24b:4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "smtp.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Cvkcv1XsFz3Chs; Mon, 14 Dec 2020 14:42:23 +0000 (UTC) (envelope-from des@freebsd.org) Received: from next.des.no (cm-84.210.152.172.getinternet.no [84.210.152.172]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) (Authenticated sender: des) by smtp.freebsd.org (Postfix) with ESMTPSA id 0D06A22F15; Mon, 14 Dec 2020 14:42:23 +0000 (UTC) (envelope-from des@freebsd.org) Received: by next.des.no (Postfix, from userid 1001) id C53702AD; Mon, 14 Dec 2020 15:42:20 +0100 (CET) From: =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= To: Mark Johnston Cc: "Wall, Stephen" , FreeBSD Security Advisories , "freebsd-security@freebsd.org" Subject: Re: FreeBSD Security Advisory FreeBSD-SA-20:32.rtsold In-Reply-To: (Mark Johnston's message of "Thu, 10 Dec 2020 09:51:19 -0500") References: <20201201204625.8DE8D19E9C@freefall.freebsd.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (berkeley-unix) Date: Mon, 14 Dec 2020 15:42:20 +0100 Message-ID: <86r1ns8n5f.fsf@next.des.no> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Mailman-Approved-At: Tue, 15 Dec 2020 18:40:50 +0000 X-BeenThere: freebsd-security@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: "Security issues \[members-only posting\]" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 14 Dec 2020 14:42:23 -0000 Mark Johnston writes: > The message has to come from a host on the same layer 2 broadcast domain > as the recipient. Routers don't forward neighbour solicitation messages > but a hub will. s/hub/switch/ DES --=20 Dag-Erling Sm=C3=B8rgrav - des@FreeBSD.org