From owner-freebsd-bugs@FreeBSD.ORG  Fri Jul  8 09:30:03 2011
Return-Path: <owner-freebsd-bugs@FreeBSD.ORG>
Delivered-To: freebsd-bugs@hub.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 5E5A71065673
	for <freebsd-bugs@hub.freebsd.org>;
	Fri,  8 Jul 2011 09:30:03 +0000 (UTC)
	(envelope-from gnats@FreeBSD.org)
Received: from freefall.freebsd.org (freefall.freebsd.org
	[IPv6:2001:4f8:fff6::28])
	by mx1.freebsd.org (Postfix) with ESMTP id 1D82C8FC1B
	for <freebsd-bugs@hub.freebsd.org>;
	Fri,  8 Jul 2011 09:30:03 +0000 (UTC)
Received: from freefall.freebsd.org (localhost [127.0.0.1])
	by freefall.freebsd.org (8.14.4/8.14.4) with ESMTP id p689U2W1002070
	for <freebsd-bugs@freefall.freebsd.org>; Fri, 8 Jul 2011 09:30:02 GMT
	(envelope-from gnats@freefall.freebsd.org)
Received: (from gnats@localhost)
	by freefall.freebsd.org (8.14.4/8.14.4/Submit) id p689U2FA002067;
	Fri, 8 Jul 2011 09:30:02 GMT (envelope-from gnats)
Resent-Date: Fri, 8 Jul 2011 09:30:02 GMT
Resent-Message-Id: <201107080930.p689U2FA002067@freefall.freebsd.org>
Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer)
Resent-To: freebsd-bugs@FreeBSD.org
Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org,
	Clement LECIGNE <clement.lecigne@netasq.com>
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id C1BA61065670
	for <freebsd-gnats-submit@FreeBSD.org>;
	Fri,  8 Jul 2011 09:20:35 +0000 (UTC)
	(envelope-from nobody@FreeBSD.org)
Received: from red.freebsd.org (red.freebsd.org [IPv6:2001:4f8:fff6::22])
	by mx1.freebsd.org (Postfix) with ESMTP id 98EC08FC18
	for <freebsd-gnats-submit@FreeBSD.org>;
	Fri,  8 Jul 2011 09:20:35 +0000 (UTC)
Received: from red.freebsd.org (localhost [127.0.0.1])
	by red.freebsd.org (8.14.4/8.14.4) with ESMTP id p689KZEl022554
	for <freebsd-gnats-submit@FreeBSD.org>; Fri, 8 Jul 2011 09:20:35 GMT
	(envelope-from nobody@red.freebsd.org)
Received: (from nobody@localhost)
	by red.freebsd.org (8.14.4/8.14.4/Submit) id p689KZNY022552;
	Fri, 8 Jul 2011 09:20:35 GMT (envelope-from nobody)
Message-Id: <201107080920.p689KZNY022552@red.freebsd.org>
Date: Fri, 8 Jul 2011 09:20:35 GMT
From: Clement LECIGNE <clement.lecigne@netasq.com>
To: freebsd-gnats-submit@FreeBSD.org
X-Send-Pr-Version: www-3.1
Cc: 
Subject: kern/158726: ICMPv6 Router Announcement flooding limit route number
	patch
X-BeenThere: freebsd-bugs@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Bug reports <freebsd-bugs.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-bugs>,
	<mailto:freebsd-bugs-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-bugs>
List-Post: <mailto:freebsd-bugs@freebsd.org>
List-Help: <mailto:freebsd-bugs-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-bugs>,
	<mailto:freebsd-bugs-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 08 Jul 2011 09:30:03 -0000


>Number:         158726
>Category:       kern
>Synopsis:       ICMPv6 Router Announcement flooding limit route number patch
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Fri Jul 08 09:30:02 UTC 2011
>Closed-Date:
>Last-Modified:
>Originator:     Clement LECIGNE
>Release:        FreeBSD-*
>Organization:
NETASQ
>Environment:
>Description:
Description is located here:

http://seclists.org/fulldisclosure/2011/Apr/86

NetBSD has issued a patch to limit the number of routes (tunnable via sysctl). I have just ported it to FreeBSD.
>How-To-Repeat:
Use tools from THC.
>Fix:
Patch against HEAD based on the NetBSD one (http://www.netbsd.org/~spz/rtadv-limit.diff).

http://clem1.be/gimme/rtadv-limit.diff

>Release-Note:
>Audit-Trail:
>Unformatted: