Mimi Zohar <zo...@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.

David
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