linux-kernel - Re: [PATCH 00/12] One more attempt at useful kernel lockdown

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Date:	Tue, 10 Sep 2013 18:26:12 +0000
From:	Matthew Garrett <matthew.garrett@...ula.com>
To:	Henrique de Moraes Holschuh <hmh@....eng.br>
CC:	David Lang <david@...g.hm>,
	"Valdis.Kletnieks@...edu" <Valdis.Kletnieks@...edu>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"keescook@...omium.org" <keescook@...omium.org>,
	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"hpa@...or.com" <hpa@...or.com>,
	"linux-efi@...r.kernel.org" <linux-efi@...r.kernel.org>,
	"jmorris@...ei.org" <jmorris@...ei.org>,
	"linux-security-module@...r.kernel.org" 
	<linux-security-module@...r.kernel.org>
Subject: Re: [PATCH 00/12] One more attempt at useful kernel lockdown

On Tue, 2013-09-10 at 14:23 -0300, Henrique de Moraes Holschuh wrote:
> On Tue, 10 Sep 2013, Matthew Garrett wrote:
> > That's why modern systems require signed firmware updates.
> 
> Linux doesn't.  Is someone working on adding signature support to the
> runtime firmware loader?

It'd be simple to do so, but so far the model appears to be that devices
that expect signed firmware enforce that themselves.

-- 
Matthew Garrett <matthew.garrett@...ula.com>