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From: ebiederm@xmission.com (Eric W. Biederman)
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Matthew Garrett <mjg59@srcf.ucam.org>,
	James Bottomley <James.Bottomley@HansenPartnership.com>,
	Pavel Machek <pavel@ucw.cz>,
	Chris Friesen <chris.friesen@genband.com>,
	Eric Paris <eparis@parisplace.org>, Jiri Kosina <jkosina@suse.cz>,
	Oliver Neukum <oneukum@suse.de>,
	Alan Cox <alan@lxorguk.ukuu.org.uk>,
	Josh Boyer <jwboyer@gmail.com>,
	linux-kernel@vger.kernel.org,
	linux-security-module@vger.kernel.org, linux-efi@vger.kernel.org
Subject: Re: [RFC] Second attempt at kernel secure boot support
Date: Sun, 04 Nov 2012 23:24:17 -0800	[thread overview]
Message-ID: <87625kh5r2.fsf@xmission.com> (raw)
In-Reply-To: <509766DB.9090906@zytor.com> (H. Peter Anvin's message of "Mon, 05 Nov 2012 08:12:27 +0100")

"H. Peter Anvin" <hpa@zytor.com> writes:

> On 11/05/2012 07:14 AM, Eric W. Biederman wrote:
>> 
>> In any case the notion that unattended install with no user interaction
>> on any uefi machine in any state is complete and total rubbish.  It
>> can't be done.  You need power and you need boot media.
>> 
>
> That is a hugely different thing from needing a console.

Not at all.

In the general case user intereaction is required to tell the system to
boot off of your choosen boot media instead of the local hard drive.

Eric

  reply	other threads:[~2012-11-05  7:24 UTC|newest]

Thread overview: 224+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-20 14:40 [RFC] Second attempt at kernel secure boot support Matthew Garrett
2012-09-20 14:40 ` [PATCH V2 01/10] Secure boot: Add new capability Matthew Garrett
2012-09-28  3:10   ` Serge Hallyn
2012-10-20  0:15   ` joeyli
2012-10-20  9:02     ` Matt Fleming
2012-09-20 14:40 ` [PATCH V2 02/10] PCI: Lock down BAR access in secure boot environments Matthew Garrett
2012-09-20 14:40 ` [PATCH V2 03/10] x86: Lock down IO port " Matthew Garrett
2012-09-20 14:40 ` [PATCH V2 04/10] ACPI: Limit access to custom_method Matthew Garrett
2012-09-20 14:41 ` [PATCH V2 05/10] asus-wmi: Restrict debugfs interface Matthew Garrett
2012-09-20 14:41 ` [PATCH V2 06/10] Restrict /dev/mem and /dev/kmem in secure boot setups Matthew Garrett
2012-09-20 14:41 ` [PATCH V2 07/10] Secure boot: Add a dummy kernel parameter that will switch on Secure Boot mode Matthew Garrett
2012-09-20 16:32   ` Greg KH
2012-09-20 17:40     ` Josh Boyer
2012-09-25 13:08     ` [PATCH V3 " Josh Boyer
2012-10-29  9:00       ` joeyli
2012-10-30 17:48         ` Josh Boyer
2012-10-30 19:27           ` joeyli
2012-09-21  8:20   ` [PATCH V2 " joeyli
2012-09-28  3:20   ` Serge Hallyn
2012-09-20 14:41 ` [PATCH V2 08/10] efi: Enable secure boot lockdown automatically when enabled in firmware Matthew Garrett
2012-09-28  3:21   ` Serge Hallyn
2012-10-22 13:22   ` Matt Fleming
2012-09-20 14:41 ` [PATCH V2 09/10] acpi: Ignore acpi_rsdp kernel parameter in a secure boot environment Matthew Garrett
2012-09-20 14:41 ` [PATCH V2 10/10] SELinux: define mapping for new Secure Boot capability Matthew Garrett
2012-09-21 22:55 ` [RFC] Second attempt at kernel secure boot support Eric W. Biederman
2012-09-22 15:21   ` Matthew Garrett
2012-10-29  7:49 ` Jiri Kosina
2012-10-29 17:41   ` Matthew Garrett
2012-10-31 14:50     ` Jiri Kosina
2012-10-31 14:54       ` Josh Boyer
2012-10-31 14:59         ` Shea Levy
2012-10-31 15:55         ` Alan Cox
2012-10-31 15:55           ` Jiri Kosina
2012-10-31 17:03             ` Alan Cox
2012-10-31 17:01               ` Shea Levy
2012-10-31 17:17                 ` Alan Cox
2012-10-31 17:10               ` Matthew Garrett
2012-10-31 17:21                 ` Alan Cox
2012-10-31 17:17                   ` Matthew Garrett
2012-10-31 17:39                     ` Alan Cox
2012-10-31 17:37                       ` Matthew Garrett
2012-10-31 17:49                         ` Alan Cox
2012-10-31 17:45                           ` Matthew Garrett
2012-10-31 20:14                       ` Oliver Neukum
2012-10-31 21:58                         ` Chris Friesen
2012-10-31 22:00                           ` Jiri Kosina
2012-10-31 22:19                           ` Oliver Neukum
2012-11-01  9:08                             ` James Bottomley
2012-11-01  9:20                               ` Jiri Kosina
2012-11-01  9:38                                 ` James Bottomley
2012-11-01  9:45                                   ` Jiri Kosina
2012-11-01  9:59                                     ` James Bottomley
2012-11-01 10:06                                       ` Jiri Kosina
2012-11-01 14:29                                       ` Eric Paris
2012-11-01 14:42                                         ` James Bottomley
2012-11-01 14:49                                           ` Matthew Garrett
2012-11-01 15:06                                             ` James Bottomley
2012-11-01 15:17                                               ` Eric Paris
2012-11-01 16:26                                               ` Matthew Garrett
2012-11-01 15:06                                             ` Alan Cox
2012-11-01 16:29                                               ` Matthew Garrett
2012-11-01 16:40                                                 ` Alan Cox
2012-11-01 14:59                                           ` Eric Paris
2012-11-01 15:11                                             ` Alan Cox
2012-11-01 15:18                                             ` James Bottomley
2012-11-01 17:50                                               ` Eric Paris
2012-11-01 21:03                                                 ` James Bottomley
2012-11-01 21:06                                                   ` Matthew Garrett
2012-11-01 21:14                                                     ` James Bottomley
2012-11-01 21:18                                                       ` Matthew Garrett
2012-11-01 21:35                                                         ` Alan Cox
2012-11-01 21:31                                                     ` Alan Cox
2012-11-01 21:28                                                       ` Matthew Garrett
2012-11-01 21:37                                                         ` Alan Cox
2012-11-01 21:34                                                           ` Matthew Garrett
2012-11-01 21:58                                                             ` Alan Cox
2012-11-01 21:57                                                               ` Matthew Garrett
2012-11-02  8:49                                                                 ` Eric W. Biederman
2012-11-02 14:00                                                                   ` Matthew Garrett
2012-11-02 22:03                                                                     ` Eric W. Biederman
2012-11-02 22:19                                                                       ` Chris Friesen
2012-11-02 23:46                                                                         ` Alan Cox
2012-11-03  0:23                                                                           ` Matthew Garrett
2012-11-03  0:55                                                                             ` Alan Cox
2012-11-03  0:20                                                                       ` Matthew Garrett
2012-11-03  0:47                                                                         ` Eric W. Biederman
2012-11-03  1:03                                                                           ` Alan Cox
2012-11-03  1:43                                                                           ` Matthew Garrett
2012-11-03 16:31                                                                             ` Alan Cox
2012-11-03 16:37                                                                               ` Matthew Garrett
2012-11-03 16:37                                                                               ` Eric Paris
2012-11-03 16:42                                                                                 ` Matthew Garrett
2012-11-02 17:19                                                 ` Vivek Goyal
2012-11-01 14:46                                         ` Alan Cox
2012-11-01 15:04                                           ` Eric Paris
2012-11-01 20:27                                         ` Pavel Machek
2012-11-01 21:02                                           ` Chris Friesen
2012-11-02 15:48                                             ` Vivek Goyal
2012-11-02 16:54                                               ` Chris Friesen
2012-11-02 17:03                                                 ` Vivek Goyal
2012-11-03 23:09                                               ` Jiri Kosina
2012-11-05  6:38                                                 ` Eric W. Biederman
2012-11-05 14:40                                                   ` Jiri Kosina
2012-11-05 15:31                                                     ` Jiri Kosina
2012-11-05 15:37                                                       ` Chris Friesen
2012-11-05 18:22                                                         ` Vivek Goyal
2012-11-02 16:33                                             ` Pavel Machek
2012-11-02 16:52                                               ` James Bottomley
2012-11-02 16:54                                                 ` Matthew Garrett
2012-11-02 17:48                                                   ` James Bottomley
2012-11-02 17:54                                                     ` Matthew Garrett
2012-11-02 17:57                                                       ` James Bottomley
2012-11-02 18:04                                                         ` Matthew Garrett
2012-11-02 19:18                                                           ` Eric Paris
2012-11-02 23:38                                                           ` James Bottomley
2012-11-03  0:22                                                             ` Matthew Garrett
2012-11-03 12:03                                                               ` James Bottomley
2012-11-03 13:46                                                                 ` Matthew Garrett
2012-11-03 22:56                                                                   ` James Bottomley
2012-11-04  4:28                                                                     ` Matthew Garrett
2012-11-04  9:14                                                                       ` James Bottomley
2012-11-04 13:52                                                                         ` Matthew Garrett
2012-11-05  6:14                                                                           ` Eric W. Biederman
2012-11-05  7:12                                                                             ` H. Peter Anvin
2012-11-05  7:24                                                                               ` Eric W. Biederman [this message]
2012-11-05  7:40                                                                                 ` H. Peter Anvin
2012-11-05  8:50                                                                                   ` Eric W. Biederman
2012-11-05  8:53                                                                                     ` H. Peter Anvin
2012-11-05 12:38                                                                                 ` Matthew Garrett
2012-11-05 13:44                                                                                   ` Alan Cox
2012-11-05 13:46                                                                                     ` Matthew Garrett
2012-11-05 19:16                                                                                   ` Eric W. Biederman
2012-11-05 20:25                                                                                     ` Matthew Garrett
2012-11-06  2:46                                                                                       ` Eric W. Biederman
2012-11-06  3:12                                                                                         ` Matthew Garrett
2012-11-06  3:36                                                                                           ` Eric W. Biederman
2012-11-06  3:53                                                                                             ` Matthew Garrett
2012-11-06  5:19                                                                                               ` Eric W. Biederman
2012-11-06  5:34                                                                                                 ` Matthew Garrett
2012-11-06  7:56                                                                                                 ` Florian Weimer
2012-11-06 15:14                                                                                                   ` Chris Friesen
2012-11-06 15:19                                                                                                     ` Jiri Kosina
2012-11-06 21:51                                                                                                     ` Florian Weimer
2012-11-06 21:55                                                                                                       ` Matthew Garrett
2012-11-06 22:06                                                                                                         ` Florian Weimer
2012-11-06 22:31                                                                                                           ` Matthew Garrett
2012-11-06 22:49                                                                                                         ` Alan Cox
2012-11-06 22:47                                                                                                           ` Matthew Garrett
     [not found]                                                                                                             ` <CAMFK0gt7oAr4ArD8FmD8QE+i4g4rSTmQjbbLcjs02xwQeXGx-A@mail.gmail.com>
2012-11-07 14:55                                                                                                               ` Matthew Garrett
2012-11-08 10:18                                                                                                                 ` James Courtier-Dutton
     [not found]                                                                                                                 ` <CAAMvbhFF=kb8TJ4oE+40Zrx7HD1OkD0NOYj7QEZegZKGtqDm_A@mail.gmail.com>
2012-11-08 11:19                                                                                                                   ` Alan Cox
2012-11-06  9:12                                                                                               ` Alan Cox
2012-11-06 13:17                                                                                                 ` Matthew Garrett
2012-11-06  8:13                                                                                           ` Valdis.Kletnieks
2012-11-05  8:20                                                                           ` James Bottomley
2012-11-05 12:36                                                                             ` Matthew Garrett
2012-11-04 11:53                                                                       ` Pavel Machek
2012-11-05 21:25                                                                     ` Florian Weimer
2012-11-02 14:55                                         ` Vivek Goyal
2012-11-01 10:12                               ` Oliver Neukum
2012-10-31 17:21                   ` Jiri Kosina
2012-10-31 15:56           ` Matthew Garrett
2012-10-31 17:08             ` Alan Cox
2012-10-31 17:08               ` Shea Levy
2012-10-31 16:04         ` Jiri Kosina
2012-10-31 16:10           ` Josh Boyer
2012-10-31 15:02       ` Matthew Garrett
2012-10-31 15:05         ` Shea Levy
2012-10-31 15:09           ` Matthew Garrett
2012-11-02 15:30         ` Vivek Goyal
2012-11-02 15:42           ` Matthew Garrett
2012-11-02 15:52             ` Vivek Goyal
2012-11-02 16:22               ` Jiri Kosina
2012-11-02 18:30                 ` Vivek Goyal
2012-11-02 16:35               ` Shuah Khan
2012-11-06 12:51         ` Jiri Kosina
2012-11-06 13:16           ` Matthew Garrett
2012-10-31 17:28     ` Takashi Iwai
2012-10-31 17:37       ` Matthew Garrett
2012-10-31 17:44         ` Alan Cox
2012-10-31 17:44           ` Matthew Garrett
2012-10-31 18:53         ` Takashi Iwai
2012-11-01  4:21           ` joeyli
2012-11-01 13:18             ` Alan Cox
2012-11-05 17:13               ` Takashi Iwai
2012-11-05 17:18                 ` [PATCH RFC 0/4] Add firmware signature file check Takashi Iwai
2012-11-05 17:19                   ` [PATCH RFC 1/4] scripts/sign-file: Allow specifying hash algorithm via -a option Takashi Iwai
2012-11-05 17:19                   ` [PATCH RFC 2/4] scripts/sign-file: Support firmware signing Takashi Iwai
2012-11-05 17:20                   ` [PATCH RFC 3/4] firmware: Add a signature check Takashi Iwai
2012-11-06  6:03                     ` Mimi Zohar
2012-11-05 17:20                   ` [PATCH RFC 4/4] firmware: Install signature files automatically Takashi Iwai
2012-11-05 18:12                   ` [PATCH RFC 0/4] Add firmware signature file check Takashi Iwai
2012-11-05 20:43                   ` Josh Boyer
2012-11-06  6:46                     ` Takashi Iwai
2012-11-06  9:20                       ` Alan Cox
2012-11-06 10:05                         ` Takashi Iwai
2012-11-06  2:30                   ` Ming Lei
2012-11-06  5:46                     ` lee joey
2012-11-06  7:03                     ` Takashi Iwai
2012-11-06  7:16                       ` Ming Lei
2012-11-06  7:32                         ` Takashi Iwai
2012-11-06  8:04                           ` Ming Lei
2012-11-06  8:18                             ` Takashi Iwai
2012-11-06 10:04                               ` Ming Lei
2012-11-06 10:17                                 ` Takashi Iwai
2012-11-06 10:40                                   ` Ming Lei
2012-11-06 10:53                                     ` Takashi Iwai
2012-11-06 11:03                                       ` Ming Lei
2012-11-06 11:15                                       ` Alan Cox
     [not found]                     ` <CAGB3EUTrSMDhja9Gu3h7nuZX+H2_owp8MnUNwbZuCW=_GuawqQ@mail.gmail.com>
2012-11-06  7:06                       ` Takashi Iwai
2012-11-06  7:30                       ` Ming Lei
2012-11-08 17:35                   ` [PATCH RFC v2 " Takashi Iwai
2012-11-08 17:35                     ` [PATCH RFC v2 1/4] firmware: Add the firmware signing support to scripts/sign-file Takashi Iwai
2012-11-23  6:51                       ` joeyli
2012-11-08 17:35                     ` [PATCH RFC v2 2/4] firmware: Add -a option " Takashi Iwai
2012-11-23  6:51                       ` joeyli
2012-11-08 17:35                     ` [PATCH RFC v2 3/4] firmware: Add support for signature checks Takashi Iwai
2012-11-23  6:56                       ` joeyli
2012-11-23  7:34                         ` Takashi Iwai
2012-11-08 17:35                     ` [PATCH RFC v2 4/4] firmware: Install firmware signature files automatically Takashi Iwai
2012-11-23  6:52                       ` joeyli
2012-11-06  0:01                 ` [PATCH RFC 0/4] Add firmware signature file check David Howells
2012-11-06  7:01                   ` Takashi Iwai
2012-11-06  0:05                 ` David Howells

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