From owner-freebsd-security Mon Sep 4 9:25:53 2000 Delivered-To: freebsd-security@freebsd.org Received: from ns.yogotech.com (ns.yogotech.com [206.127.123.66]) by hub.freebsd.org (Postfix) with ESMTP id 602A637B422; Mon, 4 Sep 2000 09:25:51 -0700 (PDT) Received: from nomad.yogotech.com (nomad.yogotech.com [206.127.123.131]) by ns.yogotech.com (8.9.3/8.9.3) with ESMTP id KAA08127; Mon, 4 Sep 2000 10:25:47 -0600 (MDT) (envelope-from nate@nomad.yogotech.com) Received: (from nate@localhost) by nomad.yogotech.com (8.8.8/8.8.8) id KAA14327; Mon, 4 Sep 2000 10:25:45 -0600 (MDT) (envelope-from nate) Date: Mon, 4 Sep 2000 10:25:45 -0600 (MDT) Message-Id: <200009041625.KAA14327@nomad.yogotech.com> From: Nate Williams MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit To: Darren Reed Cc: nate@yogotech.com, billf@chimesnet.com (Bill Fumerola), rwatson@FreeBSD.ORG (Robert Watson), dr@kyx.net (Dragos Ruiu), cjclark@alum.mit.edu, cjclark@reflexnet.net (Crist J . Clark), list@rachinsky.de (Nicolas), freebsd-security@FreeBSD.ORG Subject: Re: ipfw and fragments In-Reply-To: <200009040345.OAA24476@cairo.anu.edu.au> References: <200009040233.UAA12035@nomad.yogotech.com> <200009040345.OAA24476@cairo.anu.edu.au> X-Mailer: VM 6.34 under 19.16 "Lille" XEmacs Lucid Reply-To: nate@yogotech.com (Nate Williams) Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > > > > It never reassembles and doesn't hold them in a buffer until they're > > > > all received either. > > > > > > Which I still think is the proper behavior for both ipfw and ipfilter. > > > > I can think of some trivially easy DoS attacks if this is done... > > Ummm, what exactly would you be inflicting a DoS attack on ? The firewall. Nate To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message