linux-kernel - Re: [PATCH 0/4] KEYS: validate key trust with owner and builtin keys only

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Message-ID: <20140611032355.GA6470@srcf.ucam.org>
Date:	Wed, 11 Jun 2014 04:23:55 +0100
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	Mimi Zohar <zohar@...ux.vnet.ibm.com>
Cc:	Dmitry Kasatkin <dmitry.kasatkin@...il.com>,
	Josh Boyer <jwboyer@...hat.com>,
	David Howells <dhowells@...hat.com>,
	Dmitry Kasatkin <d.kasatkin@...sung.com>,
	keyrings <keyrings@...ux-nfs.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	linux-security-module <linux-security-module@...r.kernel.org>
Subject: Re: [PATCH 0/4] KEYS: validate key trust with owner and builtin keys
 only

On Tue, Jun 10, 2014 at 11:08:15PM -0400, Mimi Zohar wrote:
> On Wed, 2014-06-11 at 03:22 +0100, Matthew Garrett wrote: 
> > Providing a userspace mechanism for selectively dropping keys from the 
> > kernel seems like a good thing?
> 
> No, patch "KEYS: verify a certificate is signed by a 'trusted' key" adds
> signed public keys.

Yes. Wouldn't having a mechanism to allow userspace to drop keys that 
have otherwise been imported be a generally useful solution to the issue 
you have with that?

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