From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757492Ab3CTPOh (ORCPT ); Wed, 20 Mar 2013 11:14:37 -0400 Received: from am1ehsobe003.messaging.microsoft.com ([213.199.154.206]:10966 "EHLO am1outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757377Ab3CTPOe (ORCPT ); Wed, 20 Mar 2013 11:14:34 -0400 X-Forefront-Antispam-Report: CIP:157.56.236.101;KIP:(null);UIP:(null);IPV:NLI;H:BY2PRD0510HT002.namprd05.prod.outlook.com;RD:none;EFVD:NLI X-SpamScore: -2 X-BigFish: PS-2(zz98dI936eIda00hzz1f42h1ee6h1de0h1202h1e76h1d1ah1d2ahzz8275dhz2fh2a8h668h839h93fhd24hf0ah1288h12a5h12a9h12bdh137ah13b6h1441h1504h1537h153bh162dh1631h1758h18e1h1946h19b5h1ad9h1b0ah1155h) From: Matthew Garrett To: "H. Peter Anvin" CC: "linux-kernel@vger.kernel.org" , "linux-security-module@vger.kernel.org" , "linux-efi@vger.kernel.org" , "kexec@lists.infradead.org" , "linux-pci@vger.kernel.org" Subject: Re: [PATCH 01/12] Security: Add CAP_COMPROMISE_KERNEL Thread-Topic: [PATCH 01/12] Security: Add CAP_COMPROMISE_KERNEL Thread-Index: AQHOJCAqmvU0usyXI0yxxCAslUbX+ZitxQyAgADMzQCAAB4ZgIAAAwEA Date: Wed, 20 Mar 2013 15:14:23 +0000 Message-ID: <1363792462.2553.24.camel@x230.sbx07502.somerma.wayport.net> References: <1363642353-30749-1-git-send-email-matthew.garrett@nebula.com> <51490ABD.3050205@zytor.com> <1363785354.2553.15.camel@x230.sbx07502.somerma.wayport.net> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.255.84.4] Content-Type: text/plain; charset="utf-8" Content-ID: <1AD6EDAC38A33743BD554406165A81AD@namprd05.prod.outlook.com> MIME-Version: 1.0 X-OriginatorOrg: nebula.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by mail.home.local id r2KFEZNk032700 On Wed, 2013-03-20 at 08:03 -0700, H. Peter Anvin wrote: > CAP_SYS_RAWIO is definitely inappropriate there. Ok. How do we fix that without breaking userspace that expects CAP_SYS_RAWIO to be sufficient? -- Matthew Garrett | mjg59@srcf.ucam.org {.n++%ݶw{.n+{G{ayʇڙ,jfhz_(階ݢj"mG?&~iOzv^m ?I From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Garrett Subject: Re: [PATCH 01/12] Security: Add CAP_COMPROMISE_KERNEL Date: Wed, 20 Mar 2013 15:14:23 +0000 Message-ID: <1363792462.2553.24.camel@x230.sbx07502.somerma.wayport.net> References: <1363642353-30749-1-git-send-email-matthew.garrett@nebula.com> <51490ABD.3050205@zytor.com> <1363785354.2553.15.camel@x230.sbx07502.somerma.wayport.net> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: Content-Language: en-US Content-ID: <1AD6EDAC38A33743BD554406165A81AD-HX+pjaQZbrqcE4WynfumptQqCkab/8FMAL8bYrjMMd8@public.gmane.org> Sender: linux-efi-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: "H. Peter Anvin" Cc: "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "linux-security-module-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "kexec-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org" , "linux-pci-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" List-Id: linux-efi@vger.kernel.org T24gV2VkLCAyMDEzLTAzLTIwIGF0IDA4OjAzIC0wNzAwLCBILiBQZXRlciBBbnZpbiB3cm90ZToN Cj4gQ0FQX1NZU19SQVdJTyBpcyBkZWZpbml0ZWx5IGluYXBwcm9wcmlhdGUgdGhlcmUuDQoNCk9r LiBIb3cgZG8gd2UgZml4IHRoYXQgd2l0aG91dCBicmVha2luZyB1c2Vyc3BhY2UgdGhhdCBleHBl Y3RzDQpDQVBfU1lTX1JBV0lPIHRvIGJlIHN1ZmZpY2llbnQ/DQoNCi0tIA0KTWF0dGhldyBHYXJy ZXR0IHwgbWpnNTlAc3JjZi51Y2FtLm9yZw0K From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from am1ehsobe003.messaging.microsoft.com ([213.199.154.206]:10966 "EHLO am1outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757377Ab3CTPOe (ORCPT ); Wed, 20 Mar 2013 11:14:34 -0400 From: Matthew Garrett To: "H. Peter Anvin" CC: "linux-kernel@vger.kernel.org" , "linux-security-module@vger.kernel.org" , "linux-efi@vger.kernel.org" , "kexec@lists.infradead.org" , "linux-pci@vger.kernel.org" Subject: Re: [PATCH 01/12] Security: Add CAP_COMPROMISE_KERNEL Date: Wed, 20 Mar 2013 15:14:23 +0000 Message-ID: <1363792462.2553.24.camel@x230.sbx07502.somerma.wayport.net> References: <1363642353-30749-1-git-send-email-matthew.garrett@nebula.com> <51490ABD.3050205@zytor.com> <1363785354.2553.15.camel@x230.sbx07502.somerma.wayport.net> In-Reply-To: Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Sender: linux-pci-owner@vger.kernel.org List-ID: T24gV2VkLCAyMDEzLTAzLTIwIGF0IDA4OjAzIC0wNzAwLCBILiBQZXRlciBBbnZpbiB3cm90ZToN Cj4gQ0FQX1NZU19SQVdJTyBpcyBkZWZpbml0ZWx5IGluYXBwcm9wcmlhdGUgdGhlcmUuDQoNCk9r LiBIb3cgZG8gd2UgZml4IHRoYXQgd2l0aG91dCBicmVha2luZyB1c2Vyc3BhY2UgdGhhdCBleHBl Y3RzDQpDQVBfU1lTX1JBV0lPIHRvIGJlIHN1ZmZpY2llbnQ/DQoNCi0tIA0KTWF0dGhldyBHYXJy ZXR0IHwgbWpnNTlAc3JjZi51Y2FtLm9yZw0K From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from am1ehsobe004.messaging.microsoft.com ([213.199.154.207] helo=am1outboundpool.messaging.microsoft.com) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UIKir-0006PK-8K for kexec@lists.infradead.org; Wed, 20 Mar 2013 15:14:38 +0000 From: Matthew Garrett Subject: Re: [PATCH 01/12] Security: Add CAP_COMPROMISE_KERNEL Date: Wed, 20 Mar 2013 15:14:23 +0000 Message-ID: <1363792462.2553.24.camel@x230.sbx07502.somerma.wayport.net> References: <1363642353-30749-1-git-send-email-matthew.garrett@nebula.com> <51490ABD.3050205@zytor.com> <1363785354.2553.15.camel@x230.sbx07502.somerma.wayport.net> In-Reply-To: Content-Language: en-US Content-ID: <1AD6EDAC38A33743BD554406165A81AD@namprd05.prod.outlook.com> MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kexec" Errors-To: kexec-bounces+dwmw2=infradead.org@lists.infradead.org To: "H. Peter Anvin" Cc: "linux-pci@vger.kernel.org" , "linux-security-module@vger.kernel.org" , "linux-efi@vger.kernel.org" , "kexec@lists.infradead.org" , "linux-kernel@vger.kernel.org" On Wed, 2013-03-20 at 08:03 -0700, H. Peter Anvin wrote: > CAP_SYS_RAWIO is definitely inappropriate there. Ok. How do we fix that without breaking userspace that expects CAP_SYS_RAWIO to be sufficient? -- Matthew Garrett | mjg59@srcf.ucam.org _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec