From: Mimi Zohar <zohar@linux.vnet.ibm.com>
To: David Howells <dhowells@redhat.com>
Cc: "Luis R. Rodriguez" <mcgrof@suse.com>,
Andy Lutomirski <luto@amacapital.net>,
Andy Lutomirski <luto@kernel.org>,
Rusty Russell <rusty@rustcorp.com.au>,
Michal Marek <mmarek@suse.cz>,
Matthew Garrett <mjg59@srcf.ucam.org>,
keyrings@linux-nfs.org,
Dmitry Kasatkin <dmitry.kasatkin@gmail.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Seth Forshee <seth.forshee@canonical.com>,
LSM List <linux-security-module@vger.kernel.org>,
David Woodhouse <dwmw2@infradead.org>
Subject: Re: [PATCH 0/8] MODSIGN: Use PKCS#7 for module signatures [ver #4]
Date: Fri, 22 May 2015 08:28:17 -0400 [thread overview]
Message-ID: <1432297697.2450.53.camel@linux.vnet.ibm.com> (raw)
In-Reply-To: <32540.1432280936@warthog.procyon.org.uk>
On Fri, 2015-05-22 at 08:48 +0100, David Howells wrote:
> Luis R. Rodriguez <mcgrof@suse.com> wrote:
>
> > > This is similar to what i am doing right now - create CA hierarchy so we can
> > > have something like:
> > >
> > > +-> KeyB
> > > |
> > > RootCA ---> CertA ---> CertB ---> CertC ---> KeyC
> > > |
> > > +-> CertA' ---> KeyA"
> >
> > How exactly do you go about uploading CertB to the kernel BTW?
>
> Assuming RootCA or CertA is present in the kernel, the idea would be to use
> the add_key() system call or the request_key() mechanism to add the key to the
> system keyring. The key in the cert would only be added to the keyring if it
> is trusted by a key already there.
>From Petko's description, the RootCA is on the system keyring, but CertA
is on a new IMA trusted CA keyring. So everything you said is true,
but on this new, yet to be upstreamed, IMA trusted CA keyring.
Mimi
next prev parent reply other threads:[~2015-05-22 12:28 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-15 12:35 [PATCH 0/8] MODSIGN: Use PKCS#7 for module signatures [ver #4] David Howells
2015-05-15 12:35 ` [PATCH 1/8] X.509: Extract both parts of the AuthorityKeyIdentifier " David Howells
2015-05-15 12:35 ` [PATCH 2/8] X.509: Support X.509 lookup by Issuer+Serial form " David Howells
2015-05-15 12:35 ` [PATCH 3/8] PKCS#7: Allow detached data to be supplied for signature checking purposes " David Howells
2015-05-15 12:35 ` [PATCH 4/8] MODSIGN: Provide a utility to append a PKCS#7 signature to a module " David Howells
2015-05-20 0:50 ` Andy Lutomirski
2015-05-20 13:14 ` David Howells
2015-05-20 16:00 ` Andy Lutomirski
2015-05-15 12:36 ` [PATCH 5/8] MODSIGN: Use PKCS#7 messages as module signatures " David Howells
2015-05-15 12:36 ` [PATCH 6/8] sign-file: Add option to only create signature file " David Howells
2015-05-15 19:07 ` sign-file and detached PKCS#7 firmware signatures David Howells
2015-05-18 23:13 ` Luis R. Rodriguez
2015-05-19 9:25 ` David Howells
2015-05-19 16:19 ` Luis R. Rodriguez
2015-05-19 16:48 ` David Howells
2015-05-19 18:21 ` Luis R. Rodriguez
2015-05-19 18:35 ` Luis R. Rodriguez
2015-05-19 18:47 ` David Howells
2015-05-19 20:12 ` Luis R. Rodriguez
2015-05-19 20:29 ` David Howells
2015-05-15 12:36 ` [PATCH 7/8] system_keyring.c doesn't need to #include module-internal.h [ver #4] David Howells
2015-05-15 12:36 ` [PATCH 8/8] MODSIGN: Extract the blob PKCS#7 signature verifier from module signing " David Howells
2015-05-15 13:46 ` [PATCH 0/8] MODSIGN: Use PKCS#7 for module signatures " David Woodhouse
2015-05-15 16:52 ` [PATCH 1/4] modsign: Abort modules_install when signing fails David Woodhouse
2015-05-19 1:29 ` Mimi Zohar
2015-05-19 6:40 ` Woodhouse, David
2015-05-19 11:45 ` Mimi Zohar
2015-05-19 12:57 ` Woodhouse, David
2015-05-19 13:54 ` Mimi Zohar
2015-05-15 16:53 ` [PATCH 2/4] modsign: Allow external signing key to be specified David Woodhouse
2015-05-15 16:53 ` [PATCH 3/4] modsign: Allow password to be specified for signing key David Woodhouse
2015-05-19 1:37 ` Mimi Zohar
2015-05-15 16:54 ` [PATCH 4/4] modsign: Allow signing key to be PKCS#11 David Woodhouse
2015-05-18 12:43 ` David Howells
2015-05-15 22:51 ` [PATCH 0/8] MODSIGN: Use PKCS#7 for module signatures [ver #4] Rusty Russell
2015-05-19 14:45 ` [PATCH 9/8] modsign: Abort modules_install when signing fails David Woodhouse
2015-05-19 14:45 ` [PATCH 10/8] modsign: Allow password to be specified for signing key David Woodhouse
2015-05-19 15:36 ` David Howells
2015-05-19 15:50 ` Petko Manolov
2015-05-19 16:15 ` David Woodhouse
2015-05-19 16:34 ` Petko Manolov
2015-05-19 18:39 ` Mimi Zohar
2015-05-19 18:48 ` David Howells
2015-05-19 19:14 ` Mimi Zohar
2015-05-19 20:04 ` David Woodhouse
2015-05-19 14:46 ` [PATCH 11/8] modsign: Allow signing key to be PKCS#11 David Woodhouse
2015-05-19 14:46 ` [PATCH 12/8] modsign: Allow external signing key to be specified David Woodhouse
2015-05-19 14:47 ` [PATCH 13/8] modsign: Extract signing cert from CONFIG_MODULE_SIG_KEY if needed David Woodhouse
2015-05-20 0:36 ` [PATCH 0/8] MODSIGN: Use PKCS#7 for module signatures [ver #4] Andy Lutomirski
2015-05-20 13:36 ` David Howells
2015-05-20 15:56 ` Andy Lutomirski
2015-05-20 16:21 ` Petko Manolov
2015-05-20 16:41 ` Andy Lutomirski
2015-05-20 16:55 ` Petko Manolov
2015-05-21 21:38 ` Luis R. Rodriguez
2015-05-21 21:44 ` Andy Lutomirski
2015-05-21 21:59 ` Luis R. Rodriguez
2015-05-21 22:06 ` Andy Lutomirski
2015-05-21 22:16 ` Luis R. Rodriguez
2015-05-21 22:24 ` Andy Lutomirski
2015-05-21 22:31 ` Luis R. Rodriguez
2015-05-21 22:47 ` Andy Lutomirski
2015-05-21 23:01 ` Luis R. Rodriguez
2015-05-21 23:09 ` Andy Lutomirski
2015-05-22 7:56 ` David Howells
2015-05-22 12:42 ` Mimi Zohar
2015-05-22 7:49 ` David Howells
2015-05-22 7:48 ` David Howells
2015-05-22 12:28 ` Mimi Zohar [this message]
2015-05-24 10:52 ` Petko Manolov
2015-05-21 13:59 ` David Howells
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