Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753736AbbEHQNI (ORCPT ); Fri, 8 May 2015 12:13:08 -0400 Received: from smtp102.biz.mail.bf1.yahoo.com ([98.139.221.61]:24230 "EHLO smtp102.biz.mail.bf1.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753200AbbEHQNG (ORCPT ); Fri, 8 May 2015 12:13:06 -0400 X-Yahoo-Newman-Property: ymail-3 X-YMail-OSG: IPyMNcgVM1kEsLgZSTYXqUAwOWo76AqO6945tN_NmasFntb 67_ObD5EsUWqOgI69J_lUGAzDMKHbZIkxBKJsWSTgXPdJr4mKGRUAebBk1u5 uiLF0j3CSv6h8XR0maio0jxChWbTCAc7.kRtB.a326NB1URViWv0q9G5vb0N ev7kv6OPEZQ2ZwzcYxHHC0tA21m03rWl_ioezU.GwWutc6AHtgriH1bO6Vd1 bG03_MyLPICf0JXG79ojHRs9M9xGLsOSLAxRj9N2wv7QdSHxe2psj9f_5cNZ 9TIuocMhF.Usm.SHWWPjHwhyqFl_KuKfUDKhWGFtCX_uOCehtgnwnlsDEf7n 8W1_L81A_3kS4x844irlDBbfd5XMWbNODB2eJAy7Or7v2l29P9sTK7D_aomd qUxaFVa73_YHnubbALI71AR.9FmeOpmhSpUKprNIk0hjor9Li5tzFOckUdt5 3N5K.yaNNq2SVzKzQqsq2SorRq9.CGqUZ0O5Mxi5hpSA35dqk21tojjaANwQ U1xy2oFsh6.hEf35bORE- X-Yahoo-SMTP: OIJXglSswBDfgLtXluJ6wiAYv6_cnw-- Message-ID: <554CE08F.6060002@schaufler-ca.com> Date: Fri, 08 May 2015 09:13:03 -0700 From: Casey Schaufler User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.6.0 MIME-Version: 1.0 To: Mimi Zohar , Kees Cook CC: Stephen Smalley , Paul Moore , James Morris , James Morris , LSM , LKLM , Paul Moore , John Johansen , Tetsuo Handa , Eric Paris , Casey Schaufler Subject: Re: [PATCH 0/7 v22] LSM: Multiple concurrent LSMs References: <55454539.9020204@schaufler-ca.com> <554B7AF7.7060305@schaufler-ca.com> <1431030143.3928.46.camel@linux.vnet.ibm.com> <554BC9A6.1020907@tycho.nsa.gov> <554BCCDD.9010901@schaufler-ca.com> <1431084080.3928.107.camel@linux.vnet.ibm.com> In-Reply-To: <1431084080.3928.107.camel@linux.vnet.ibm.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2885 Lines: 63 On 5/8/2015 4:21 AM, Mimi Zohar wrote: > On Thu, 2015-05-07 at 13:36 -0700, Casey Schaufler wrote: >> On 5/7/2015 1:23 PM, Stephen Smalley wrote: >>> On 05/07/2015 04:22 PM, Mimi Zohar wrote: >>>> On Thu, 2015-05-07 at 14:07 -0400, Paul Moore wrote: >>>>> On Thu, May 7, 2015 at 10:47 AM, Casey Schaufler wrote: >>>>>> On 5/7/2015 4:37 AM, James Morris wrote: >>>>>>> On Sat, 2 May 2015, Casey Schaufler wrote: >>>>>>> >>>>>>>> Subject: [PATCH 0/7 v22] LSM: Multiple concurrent LSMs >>>>>>> Please add all of the Acked-by etc. from the patch review process. >>>>>> For v21 I had Acks from: >>>>>> >>>>>> John Johansen >>>>>> Tetsuo Handa >>>>>> Stephen Smalley (after patch 8/7) >>>>>> Kees Cook >>>>>> >>>>>> Would you check out v22 and supply (or not) your Acks? >>>>>> >>>>>> Eric, Paul, it would be reassuring if you'd chime in as well. >>>>> Kubernetes has swallowed Eric whole I'm afraid, I don't think you want >>>>> to wait on him to review these patches. >>>>> >>>>> However, it is a bit ridiculous that I haven't had time to seriously >>>>> review these patches yet; I promise to take a look and send my >>>>> comments/ACKs before my head hits the pillow tonight. >>>> Seems to be working with SELinux, EVM and IMA enabled. I haven't tried >>>> enabling an additional LSM. Casey, do you have an additional LSM for >>>> testing? >>> I've tested SELinux+Yama. >> The deepest "stack" you can have today is Capability+Yama+YourChoice. >> You always get Capability, so you really only get to choose if you stack >> Yama with something else. That's not more depth than you had before, but >> the special case coding for Capability and Yama is replaced to the general >> scheme. > Nice cleanup! I assume this will pave the way for other small, builtin > LSMs. :) > > I'm now running with Yama as well. While enabling Yama, I noticed a > very minor issue with security/Kconfig. It permits defining Yama as the > default LSM when it is stacked. You don't get Yama called twice in that case, which would be the primary concern. I have maintained the existing behavior, I think. The Yama special case stacking will go away when the general LSM list specification mechanism ("yama,apparmor") comes in. That ought to be in the next round. > > Mimi > > -- > To unsubscribe from this list: send the line "unsubscribe linux-security-module" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- 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/