From: Andy Lutomirski <luto@amacapital.net>
To: David Howells <dhowells@redhat.com>
Cc: James Bottomley <James.Bottomley@hansenpartnership.com>,
Luis Rodriguez <mcgrof@gmail.com>,
"ksummit-discuss@lists.linuxfoundation.org"
<ksummit-discuss@lists.linuxfoundation.org>,
Kyle McMartin <jkkm@jkkm.org>
Subject: Re: [Ksummit-discuss] [TECH TOPIC] Firmware signing
Date: Tue, 11 Aug 2015 14:56:35 -0700 [thread overview]
Message-ID: <CALCETrV3LZu+e5Atwe2DUYUBhRnu-yEc-aguuco94jnPA2YYxg@mail.gmail.com> (raw)
In-Reply-To: <16035.1439324695@warthog.procyon.org.uk>
On Tue, Aug 11, 2015 at 1:24 PM, David Howells <dhowells@redhat.com> wrote:
> Hi James,
>
> The top patch here:
>
> http://git.kernel.org/cgit/linux/kernel/git/dhowells/linux-fs.git/log/?h=modsign-pkcs7-2
>
> allows demand loading of keys based on their SKID into a special keyring from
> which they get erased after an arbitrary 3 minutes of existence. This key can
> then be used to verify a signature instead of using the primary system keyring
> used for module signature checking.
>
> Building on this, a driver could have a SKID compiled into it which could then
> be used to load a key for request_firmware() to use in verifying the blobs
> that that driver requires.
>
Who signs the vendor key?
Why are we bothering loading device vendor keys into a keyring in the
first place? Why not just have an API to request firmware either
signed by a literal key provided by the driver *or* whatever keys the
system trusts in general for firmware signing?
--Andy
next prev parent reply other threads:[~2015-08-11 21:56 UTC|newest]
Thread overview: 86+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-28 13:36 David Howells
2015-07-28 14:23 ` David Woodhouse
2015-07-28 16:55 ` Luis R. Rodriguez
2015-07-28 15:10 ` James Bottomley
2015-07-28 15:22 ` Andy Lutomirski
2015-07-28 15:31 ` James Bottomley
2015-07-28 16:05 ` Andy Lutomirski
2015-07-28 16:10 ` James Bottomley
2015-07-28 16:15 ` David Woodhouse
2015-07-28 16:35 ` Andy Lutomirski
2015-07-28 16:44 ` David Howells
2015-07-28 17:03 ` Andy Lutomirski
2015-07-28 19:19 ` David Woodhouse
2015-07-28 19:31 ` Andy Lutomirski
2015-07-28 19:43 ` David Woodhouse
2015-07-28 22:03 ` James Bottomley
2015-08-11 20:24 ` David Howells
2015-08-11 21:56 ` Andy Lutomirski [this message]
2015-08-11 22:03 ` Luis R. Rodriguez
2015-08-12 18:22 ` David Howells
2015-08-12 18:45 ` David Woodhouse
2015-08-12 19:09 ` Andy Lutomirski
2015-08-12 19:15 ` James Bottomley
2015-08-12 19:25 ` Andy Lutomirski
2015-08-12 19:43 ` James Bottomley
2015-08-12 19:45 ` Andy Lutomirski
2015-08-12 19:59 ` James Bottomley
2015-08-13 7:03 ` Jan Kara
2015-08-13 14:01 ` James Bottomley
2015-08-12 22:46 ` David Howells
2015-08-12 22:51 ` Andy Lutomirski
2015-08-12 19:06 ` Andy Lutomirski
2015-08-12 22:39 ` David Howells
2015-08-12 22:45 ` Andy Lutomirski
2015-08-12 22:45 ` David Howells
2015-08-12 22:47 ` Andy Lutomirski
2015-07-28 16:18 ` David Howells
2015-07-28 16:42 ` James Bottomley
2015-07-28 17:05 ` Andy Lutomirski
2015-07-28 17:09 ` James Bottomley
2015-07-28 17:10 ` Andy Lutomirski
2015-07-29 2:00 ` James Morris
2015-07-28 16:58 ` Josh Boyer
2015-07-28 15:12 ` David Woodhouse
2015-07-28 18:47 ` Peter Jones
2015-07-28 19:14 ` David Howells
2015-07-28 19:52 ` Peter Jones
2015-07-28 16:17 ` David Howells
2015-07-28 16:59 ` James Bottomley
2015-07-28 19:11 ` David Howells
2015-07-28 19:34 ` Luis R. Rodriguez
2015-07-28 21:53 ` James Bottomley
2015-07-28 22:39 ` David Howells
2015-07-28 22:44 ` Andy Lutomirski
2015-07-29 8:39 ` David Woodhouse
2015-07-28 18:36 ` josh
2015-07-28 18:44 ` James Bottomley
2015-07-28 18:54 ` josh
2015-07-28 19:06 ` Luis R. Rodriguez
2015-07-28 21:38 ` Greg KH
2015-07-28 23:59 ` josh
2015-07-29 0:17 ` Greg KH
2015-07-29 9:37 ` David Woodhouse
2015-07-29 15:00 ` James Bottomley
2015-07-29 15:35 ` David Woodhouse
2015-07-29 16:38 ` James Bottomley
2015-07-29 17:32 ` David Woodhouse
2015-07-29 23:39 ` James Bottomley
2015-07-30 8:08 ` David Woodhouse
2015-07-30 13:48 ` James Bottomley
2015-07-30 14:21 ` Heiko Stübner
2015-07-30 14:30 ` James Bottomley
2015-07-30 15:01 ` David Woodhouse
2015-07-30 16:17 ` James Bottomley
2015-07-30 19:17 ` David Woodhouse
2015-07-31 14:41 ` Theodore Ts'o
2015-07-31 16:14 ` Tim Bird
2015-07-31 17:25 ` David Woodhouse
2015-07-30 16:24 ` Tim Bird
2015-07-29 16:35 ` Josh Triplett
2015-07-29 8:29 ` David Woodhouse
2015-07-29 11:57 ` Mark Brown
2015-07-29 12:02 ` David Woodhouse
2015-07-29 12:24 ` Mark Brown
2015-07-28 19:23 ` David Woodhouse
2015-07-28 19:19 ` David Howells
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