From owner-freebsd-security@freebsd.org Wed Mar 9 18:43:17 2016 Return-Path: Delivered-To: freebsd-security@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 8A816AC8CC6 for ; Wed, 9 Mar 2016 18:43:17 +0000 (UTC) (envelope-from brett@lariat.net) Received: from mail.lariat.net (mail.lariat.net [66.62.230.51]) by mx1.freebsd.org (Postfix) with ESMTP id 1885829 for ; Wed, 9 Mar 2016 18:43:16 +0000 (UTC) (envelope-from brett@lariat.net) Received: from Toshi.lariat.net (IDENT:ppp1000.lariat.net@localhost [127.0.0.1]) by mail.lariat.net (8.9.3/8.9.3) with ESMTP id KAA24139; Wed, 9 Mar 2016 10:22:03 -0700 (MST) Message-Id: <201603091722.KAA24139@mail.lariat.net> X-Mailer: QUALCOMM Windows Eudora Version 7.1.0.9 Date: Wed, 09 Mar 2016 10:21:42 -0700 To: Piotr Kubaj , freebsd-security@freebsd.org From: Brett Glass Subject: Re: Will 11.0-RELEASE include ASLR? In-Reply-To: <56E02D95.9020303@anongoth.pl> References: <56E02D95.9020303@anongoth.pl> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed X-Mailman-Approved-At: Wed, 09 Mar 2016 22:16:31 +0000 X-BeenThere: freebsd-security@freebsd.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Security issues \[members-only posting\]" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 09 Mar 2016 18:43:17 -0000 ASLR is controversial. Some see it as "security by obscurity;" others see it as extremely useful and effective. Yes, I would like it as a kernel build option, so that I can choose to optimize for raw speed (e.g. on a server which is hardened in other ways) or for the extra warm fuzzies that ASLR provides. --Brett Glass At 07:05 AM 3/9/2016, Piotr Kubaj wrote: >-----BEGIN PGP SIGNED MESSAGE----- >Hash: SHA256 > >Shawn Webb has recently announced that ASLR is complete on HardenedBSD. >There are patches ready for FreeBSD to use and it's ready to be shipped >in FreeBSD. However, for some reason FreeBSD developers do not want to >ship ASLR in FreeBSD. Why can't it be included at least as non-default >src.conf option and marked as experimental? > >FreeBSD is the only OS that matters that doesn't have ASLR.