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

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Message-ID: <20130301182157.GA1306@srcf.ucam.org>
Date:	Fri, 1 Mar 2013 18:21:57 +0000
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	ownssh <ownssh@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [GIT PULL] Load keys from signed PE binaries

On Wed, Feb 27, 2013 at 08:35:45PM +0000, ownssh wrote:
> Matthew Garrett <mjg59 <at> srcf.ucam.org> writes:
> 
> > There's no way to update the UEFI key database without the update being 
> > signed by an already trusted key, so what you're proposing isn't 
> > possible.
> > 
> 
> I confused.
> Isn't custom mode can add user's own key?

Yes, but that involves physically-present end-user interaction. A 
bootloader can't do it even if it's signed by Microsoft.

-- 
Matthew Garrett | mjg59@...f.ucam.org
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