Re: [PATCH v2] certs: Reference revocation list for all keyrings

["Jarkko Sakkinen" <jarkko@kernel.org>]

On Thu Aug 17, 2023 at 2:04 PM UTC, Eric Snowberg wrote:
> Systems booted with shim have a Forbidden Signature Database called mokx.
> During boot, hashes and certs contained within the mokx are loaded into the
> blacklist keyring.  When calling verify_pkcs7_message_sig the contents of
> the blacklist keyring (or revocation list) are referenced when validating
> keys on the platform keyring. Currently, when validating against the
> secondary or builtin keyrings, the revocation list is not referenced.  Move
> up the check to allow the revocation list to be used with all keyrings,
> including the secondary and builtin, allowing the system owner to take
> corrective action should a vulnerability be found within keys contained
> within either keyring.
>
> Signed-off-by: Eric Snowberg <eric.snowberg@oracle.com>
> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
> Reviewed-by: Mimi Zohar <zohar@linux.ibm.com>
> ---
> v2 changes:
> Since this one seems to have been forgotten, added the two Reviewed-by tags.
> Unless there are any objections, could this be picked up?

Applied to -next.

BR, Jarkko