Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265106AbUIMDS5 (ORCPT ); Sun, 12 Sep 2004 23:18:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265161AbUIMDS5 (ORCPT ); Sun, 12 Sep 2004 23:18:57 -0400 Received: from hibernia.jakma.org ([212.17.55.49]:18842 "EHLO hibernia.jakma.org") by vger.kernel.org with ESMTP id S265106AbUIMDSz (ORCPT ); Sun, 12 Sep 2004 23:18:55 -0400 Date: Mon, 13 Sep 2004 04:18:21 +0100 (IST) From: Paul Jakma X-X-Sender: paul@fogarty.jakma.org To: Toon van der Pas cc: Alan Cox , Wolfpaw - Dale Corse , kaukasoi@elektroni.ee.tut.fi, Linux Kernel Mailing List Subject: Re: Linux 2.4.27 SECURITY BUG - TCP Local and REMOTE(verified) Denial of Service Attack In-Reply-To: <20040912192331.GB8436@hout.vanvergehaald.nl> Message-ID: References: <002301c498ee$1e81d4c0$0200a8c0@wolf> <1095008692.11736.11.camel@localhost.localdomain> <20040912192331.GB8436@hout.vanvergehaald.nl> X-NSA: arafat al aqsar jihad musharef jet-A1 avgas ammonium qran inshallah allah al-akbar martyr iraq saddam hammas hisballah rabin ayatollah korea vietnam revolt mustard gas british airways washington MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1079 Lines: 31 On Sun, 12 Sep 2004, Toon van der Pas wrote: >> knowing to a resonable degree what arrived. TCP does not proide a >> security service. >> >> (The core of this problem arises because certain people treat TCP >> connection down on the peering session as link down) > > Alan, could you please elaborate on this last statement? > I don't understand what you mean, and am very interested. I think he means that BGP treating TCP connections as if they could reliably and securely indicate link/path status (ie connection reset/timeout == link down) status was, in retrospect, a very dumb idea on the part of BGP. > Thanks, > Toon. regards, -- Paul Jakma paul@clubi.ie paul@jakma.org Key ID: 64A2FF6A Fortune: This restaurant was advertising breakfast any time. So I ordered french toast in the renaissance. - Steven Wright, comedian - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/