Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755252Ab2JCU60 (ORCPT ); Wed, 3 Oct 2012 16:58:26 -0400 Received: from smtp.outflux.net ([198.145.64.163]:41107 "EHLO smtp.outflux.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754450Ab2JCU6W (ORCPT ); Wed, 3 Oct 2012 16:58:22 -0400 Date: Wed, 3 Oct 2012 13:58:18 -0700 From: Kees Cook To: Linus Torvalds Cc: "Theodore Ts'o" , Nick Bowler , Linux Kernel Mailing List Subject: Re: Linux 3.6 Message-ID: <20121003205818.GB9092@outflux.net> References: <20121003194614.GA2893@elliptictech.com> <20121003200515.GZ9092@outflux.net> <20121003204141.GB6026@thunk.org> <20121003204919.GA9092@outflux.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Organization: Outflux X-HELO: www.outflux.net Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1282 Lines: 32 On Wed, Oct 03, 2012 at 01:54:21PM -0700, Linus Torvalds wrote: > On Wed, Oct 3, 2012 at 1:49 PM, Kees Cook wrote: > > > > I think the benefits of this being on by default outweigh glitches > > like this. Based on Nick's email, it looks like a directory tree of his > > own creation. > > I agree that *one* report like this doesn't necessarily mean that we > need to turn it off, if Nick is happy to just fix up his script and > it's all local. > > However, I suspect we'll see more. And once that happens, we're not > going to keep a default that breaks peoples old scripts, and we're > going to have to rely on distributions (or users) explicitly setting > it. > > Compatibility is just too important. If this happens, I _really_ want to bring back the CONFIG options I had in an earlier version of this patch. I want to be able to declare the default at build time, and not leave a system vulnerable from boot until sysctls get set. -Kees -- Kees Cook @outflux.net -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/