From owner-freebsd-questions@FreeBSD.ORG  Sun Apr 16 21:51:58 2006
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
X-Original-To: freebsd-questions@freebsd.org
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 5447916A400;
	Sun, 16 Apr 2006 21:51:58 +0000 (UTC)
	(envelope-from kstewart@owt.com)
Received: from smtp.owt.com (smtp.owt.com [204.118.6.19])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 048E543D48;
	Sun, 16 Apr 2006 21:51:57 +0000 (GMT)
	(envelope-from kstewart@owt.com)
Received: from topaz-out (owt-207-41-94-233.owt.com [207.41.94.233])
	by smtp.owt.com (8.12.8/8.12.8) with ESMTP id k3GLppXK018277;
	Sun, 16 Apr 2006 14:51:52 -0700
From: Kent Stewart <kstewart@owt.com>
To: freebsd-questions@freebsd.org
Date: Sun, 16 Apr 2006 14:51:55 -0700
User-Agent: KMail/1.9.1
References: <20060416205147.6544228454@porsche.brendan.id.au>
	<4442B4C8.40602@freebsd.org>
In-Reply-To: <4442B4C8.40602@freebsd.org>
MIME-Version: 1.0
Content-Type: text/plain;
  charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
Message-Id: <200604161451.55744.kstewart@owt.com>
Cc: Brendan Grossman <brendan@grossman.id.au>,
	Colin Percival <cperciva@freebsd.org>
Subject: Re: /boot at beginning of drive
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sun, 16 Apr 2006 21:51:58 -0000

On Sunday 16 April 2006 14:19, Colin Percival wrote:
> Brendan Grossman wrote:
> > Here is my reason for separating /tmp and mounting it
> > noexec,nosuid:
> >
> > http://www.sagonet.com/forums/showthread.php?t=2852
>
> Quoth mount(8):
>              noexec  Do not allow execution of any binaries on the
> mounted file system.  This option is useful for a server that has
> file systems containing binaries for architectures other than its
> own.  Note: This option was not designed as a security feature and no
> guarantee is made that it will prevent malicious code execution; for
> example, it is still possible to execute scripts which reside on a
> noexec mounted partition.
>
> Mounting /tmp as noexec causes perfectly good code to gratuitously
> fail, while providing no real security improvement.

Including weird system or port update failures.

Kent

-- 
Kent Stewart
Richland, WA

http://www.soyandina.com/ "I am Andean project".
http://users.owt.com/kstewart/index.html