From owner-freebsd-net@FreeBSD.ORG Fri Oct 17 05:48:49 2014 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 90C33EC9; Fri, 17 Oct 2014 05:48:49 +0000 (UTC) Received: from vps1.elischer.org (vps1.elischer.org [204.109.63.16]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "vps1.elischer.org", Issuer "CA Cert Signing Authority" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 61A976C5; Fri, 17 Oct 2014 05:48:48 +0000 (UTC) Received: from Julian-MBP3.local (50-196-156-133-static.hfc.comcastbusiness.net [50.196.156.133]) (authenticated bits=0) by vps1.elischer.org (8.14.9/8.14.9) with ESMTP id s9H5mXa7042100 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO); Thu, 16 Oct 2014 22:48:37 -0700 (PDT) (envelope-from julian@freebsd.org) Message-ID: <5440ADAB.6080308@freebsd.org> Date: Fri, 17 Oct 2014 13:48:27 +0800 From: Julian Elischer User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 MIME-Version: 1.0 To: "vijju.singh" , =?UTF-8?B?RGFnLUVybGluZyBTbcO4?= =?UTF-8?B?cmdyYXY=?= , "Bjoern A. Zeeb" Subject: Re: Enabling VIMAGE by default for FreeBSD 11? References: In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Cc: freebsd-net@freebsd.org, freebsd-virtualization@freebsd.org, freebsd-arch X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 17 Oct 2014 05:48:49 -0000 On 10/17/14, 1:43 PM, vijju.singh wrote: > We've seen issues with vnet delete causing stale pointers in mbufs referencing the per-vnet loopback interface (deleted with the vnet). you can also see this sort of problem with removable devices. e.g. USB network interfaces, so it's not unique to vnet. > > Sent via the Samsung GALAXY S®4, an AT&T 4G LTE smartphone > >
-------- Original message --------
From: Dag-Erling Smørgrav
Date:10/16/2014 10:39 AM (GMT-08:00)
To: "Bjoern A. Zeeb"
Cc: freebsd-net@freebsd.org,freebsd-virtualization@freebsd.org,freebsd-arch
Subject: Re: Enabling VIMAGE by default for FreeBSD 11?
>
"Bjoern A. Zeeb" writes: >> Dag-Erling Smørgrav writes: >>> There are other serious issues with our current pf (checksum >>> corruption) which I think can only be resolved by importing a newer >>> version. >> Sorry, but you lost context. I was talking about security >> implications in VIMAGE context, not about random bugs. > I realize that, but you're talking about patching our current pf, and I > think that's a waste of time; we should import a newer version instead > (which I assume already has those patches). > > DES