On Tue, 2016-01-05 at 16:39 +0000, David Howells wrote:
> Mimi Zohar <zo...@linux.vnet.ibm.com> wrote:
> > You're missing Petko's patch:
> > 41c89b6 IMA: create machine owner and blacklist keyrings
> Hmmm...  This is wrong.  x509_key_preparse() shouldn't be polling the IMA MOK
> keyring under all circumstances.

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 IMA MOK keyring is a build configuration option that defaults to


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