From owner-freebsd-security@FreeBSD.ORG Sat Oct 29 12:42:17 2005 Return-Path: X-Original-To: freebsd-security@freebsd.org Delivered-To: freebsd-security@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id C01F916A41F for ; Sat, 29 Oct 2005 12:42:17 +0000 (GMT) (envelope-from db@traceroute.dk) Received: from cicero2.cybercity.dk (cicero2.cybercity.dk [212.242.40.53]) by mx1.FreeBSD.org (Postfix) with ESMTP id 5E32C43D46 for ; Sat, 29 Oct 2005 12:42:17 +0000 (GMT) (envelope-from db@traceroute.dk) Received: from user5.cybercity.dk (user5.cybercity.dk [212.242.41.51]) by cicero2.cybercity.dk (Postfix) with ESMTP id 525E0190362; Sat, 29 Oct 2005 14:42:15 +0200 (CEST) Received: from trinita (port132.ds1-arsy.adsl.cybercity.dk [212.242.239.73]) by user5.cybercity.dk (Postfix) with ESMTP id E411A3A1DD0; Sat, 29 Oct 2005 14:42:14 +0200 (CEST) From: db To: Mike Silbersack , freebsd-security@freebsd.org Date: Sat, 29 Oct 2005 12:42:16 +0000 User-Agent: KMail/1.8.2 References: <200510270608.51571.db@traceroute.dk> <200510271511.36004.db@traceroute.dk> <20051029073411.F11965@odysseus.silby.com> In-Reply-To: <20051029073411.F11965@odysseus.silby.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200510291242.16461.db@traceroute.dk> Cc: Subject: Re: Non-executable stack X-BeenThere: freebsd-security@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Security issues \[members-only posting\]" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 29 Oct 2005 12:42:17 -0000 On Saturday 29 October 2005 12:36, you wrote: > The issue is not one of want, but one of practicality. FreeBSD updates > to new versions of gcc relatively frequently, and having to update the > propolice patch with each update (or waiting for an update) would be > additional work. > > It appears that propolice has finally made its way into gcc 4.1, so > hopefully that will be ready for FreeBSD 7. I don't want a gcc fix via propolice, I want kernel support for this. So that if a program tries to execute code in the stack or heap it will crash. br db