SUSE-SU-2022:2635-1 Security update for mokutil

Not scored Published

This update adds SBAT revocation support to mokutil, allowing administrators to manage Secure Boot revocations and prevent bypasses.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is SUSE-SU-2022:2635-1?

SUSE-SU-2022:2635-1 is a vulnerability in mokutil, published on 3 Aug 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

This update for mokutil fixes the following issues:

  • Adds SBAT revocation support to mokutil. (bsc#1198458)

New options added (see manpage):

  • mokutil –sbat

    List all entries in SBAT.

  • mokutil –set-sbat-policy (latest | previous | delete) To set the SBAT acceptance policy.

  • mokutil –list-sbat-revocations

    To list the current SBAT revocations.

Which versions are affected by SUSE-SU-2022:2635-1?

Linux distribution packages (3)
mokutil SUSE:Linux Enterprise High Performance Computing 15-ESPOSAll versions0.3.0-150000.4.3.1
mokutil SUSE:Linux Enterprise High Performance Computing 15-LTSSAll versions0.3.0-150000.4.3.1
mokutil SUSE:Linux Enterprise Server for SAP Applications 15All versions0.3.0-150000.4.3.1

How do I fix SUSE-SU-2022:2635-1?

Apply the vendor's patch.

Is SUSE-SU-2022:2635-1 being exploited?

There is no known exploitation of SUSE-SU-2022:2635-1 in the wild and no public exploit code.

Sources

Is SUSE-SU-2022:2635-1 in your software?

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