From: Mimi Zohar <zohar@linux.vnet.ibm.com>
To: David Howells <dhowells@redhat.com>
Cc: dwmw2@infradead.org, David Woodhouse <David.Woodhouse@intel.com>,
linux-kernel@vger.kernel.org,
linux-security-module@vger.kernel.org, keyrings@vger.kernel.org,
Petko Manolov <petkan@mip-labs.com>
Subject: Re: [RFC PATCH] X.509: Don't check the signature on apparently self-signed keys [ver #2]
Date: Wed, 06 Jan 2016 09:03:25 -0500 [thread overview]
Message-ID: <1452089005.2772.224.camel@linux.vnet.ibm.com> (raw)
In-Reply-To: <9026.1452086487@warthog.procyon.org.uk>
On Wed, 2016-01-06 at 13:21 +0000, David Howells wrote:
> Mimi Zohar <zohar@linux.vnet.ibm.com> wrote:
>
> > The x509_validate_trust() was originally added for IMA to ensure, on a
> > secure boot system, a certificate chain of trust rooted in hardware.
> > The IMA MOK keyring extends this certificate chain of trust to the
> > running system.
>
> The problem is that because 'trusted' is a boolean, a key in the IMA MOK
> keyring will permit addition to the system keyring.
Once the builtin keys are loaded onto the system keyring, isn't the
system keyring locked? Or is this the only mechanism used for locking?
Mimi
next prev parent reply other threads:[~2016-01-06 14:04 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-05 15:47 [RFC PATCH] X.509: Don't check the signature on apparently self-signed keys [ver #2] David Howells
2016-01-05 15:55 ` David Howells
2016-01-05 16:08 ` Mimi Zohar
2016-01-05 16:39 ` David Howells
2016-01-06 12:22 ` Mimi Zohar
2016-01-06 13:21 ` David Howells
2016-01-06 14:03 ` Mimi Zohar [this message]
2016-01-06 14:19 ` David Howells
2016-01-06 17:00 ` Petko Manolov
2016-01-05 16:40 ` David Howells
2016-01-05 17:00 ` Petko Manolov
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