linux-kernel - Re: [GIT PULL] Load keys from signed PE binaries

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Message-ID: <512B8F40.9090902@genband.com>
Date:	Mon, 25 Feb 2013 10:20:16 -0600
From:	Chris Friesen <chris.friesen@...band.com>
To:	Matthew Garrett <mjg59@...f.ucam.org>
CC:	Florian Weimer <fw@...eb.enyo.de>, Peter Jones <pjones@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	David Howells <dhowells@...hat.com>,
	Josh Boyer <jwboyer@...hat.com>,
	Vivek Goyal <vgoyal@...hat.com>,
	Kees Cook <keescook@...omium.org>, keyrings@...ux-nfs.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [GIT PULL] Load keys from signed PE binaries

On 02/25/2013 10:14 AM, Matthew Garrett wrote:
> On Mon, Feb 25, 2013 at 04:50:50PM +0100, Florian Weimer wrote:
>> * Matthew Garrett:
>>
>>> On Mon, Feb 25, 2013 at 03:46:14PM +0100, Florian Weimer wrote:
>>>
>>>> You could just drop the requirement that ring 0 code must be signed.
>>>> I don't think Windows 8 enforces this, but I'm not yet sure if there
>>>> is a physical presence check before you can enter a mode in which
>>>> Windows loads self-signed kernel modules.
>>>
>>> Windows 8 will not load unsigned drivers if Secure Boot is enabled.
>>
>> What about "bcdedit /set ... testsigning on"?
>
> Windows 8 will not load unsigned drivers if Secure Boot is enabled.

For reference:

http://msdn.microsoft.com/en-us/library/windows/desktop/hh848062%28v=vs.85%29.aspx

Chris
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