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SubjectRe: [PATCH v10 0/8] Enroll kernel keys thru MOK
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On Sun, 2022-02-20 at 20:00 +0100, Jarkko Sakkinen wrote:
> On Wed, Jan 26, 2022 at 05:06:09PM -0500, Mimi Zohar wrote:

> > >
> > > Mimi brought up that we need a MAINTAINERS update for this and also
> > > .platform.
> > >
> > > We have these:
> > >
> > > - KEYS/KEYRINGS
> > > - CERTIFICATE HANDLING
> > >
> > > I would put them under KEYRINGS for now and would not consider further
> > > subdivision for the moment.
> >
> > IMA has dependencies on the platform_certs/ and now on the new .machine
> > keyring. Just adding "F: security/integrity/platform_certs/" to the
> > KEYS/KEYRINGS record, ignores that dependency. The discussion wouldn't
> > even be on the linux-integrity mailing list.
> >
> > Existing requirement:
> > - The keys on the .platform keyring are limited to verifying the kexec
> > image.
> >
> > New requirements based on Eric Snowbergs' patch set:
> > - When IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY is enabled,
> > the MOK keys will not be loaded directly onto the .machine keyring or
> > indirectly onto the .secondary_trusted_keys keyring.
> >
> > - Only when a new IMA Kconfig explicitly allows the keys on the
> > .machine keyrings, will the CA keys stored in MOK be loaded onto the
> > .machine keyring.
> >
> > Unfortunately I don't think there is any choice, but to define a new
> > MAINTAINERS entry. Perhaps something along the lines of:
> >
> > KEYS/KEYRINGS_INTEGRITY
> > M: Jarkko Sakkinen <jarkko@kernel.org>
> > M: Mimi Zohar <zohar@linux.ibm.com>
> > L: keyrings@vger.kernel.org
> > L: linux-integrity@vger.kernel.org
> > F: security/integrity/platform_certs
> >
>
> This would work for me.

Thanks, Jarkko. Are you planning on upstreaming this change, as you
previously said, or would you prefer I do it?

thanks,

Mimi

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