SUSE-SU-2022:2340-1 Security update for fwupdate

Not scored Published

Attackers can bypass Secure Boot restrictions due to outdated keys in fwupdate, requiring a patch to restore integrity.

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

What is SUSE-SU-2022:2340-1?

SUSE-SU-2022:2340-1 is a vulnerability in fwupdate, published on 8 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

This update of fwupdate fixes the following issue:

  • rebuild with new secure boot key due to grub2 boothole 3 issues (bsc#1198581)

Which versions are affected by SUSE-SU-2022:2340-1?

Linux distribution packages (19)
fwupdate SUSE:Enterprise Storage 6All versions12-150100.11.10.1
fwupdate SUSE:Enterprise Storage 7All versions12-150100.11.10.1
fwupdate SUSE:Linux Enterprise High Performance Computing 15 SP1-ESPOSAll versions12-150100.11.10.1
fwupdate SUSE:Linux Enterprise High Performance Computing 15 SP1-LTSSAll versions12-150100.11.10.1
fwupdate SUSE:Linux Enterprise High Performance Computing 15 SP2-ESPOSAll versions12-150100.11.10.1
fwupdate SUSE:Linux Enterprise High Performance Computing 15 SP2-LTSSAll versions12-150100.11.10.1
fwupdate SUSE:Linux Enterprise Module for Basesystem 15 SP3All versions12-150100.11.10.1
fwupdate SUSE:Linux Enterprise Module for Basesystem 15 SP4All versions12-150100.11.10.1
fwupdate SUSE:Linux Enterprise Server 15 SP1-BCLAll versions12-150100.11.10.1
fwupdate SUSE:Linux Enterprise Server 15 SP1-LTSSAll versions12-150100.11.10.1
fwupdate SUSE:Linux Enterprise Server 15 SP2-BCLAll versions12-150100.11.10.1
fwupdate SUSE:Linux Enterprise Server 15 SP2-LTSSAll versions12-150100.11.10.1
fwupdate SUSE:Linux Enterprise Server for SAP Applications 15 SP1All versions12-150100.11.10.1
fwupdate SUSE:Linux Enterprise Server for SAP Applications 15 SP2All versions12-150100.11.10.1
fwupdate SUSE:Manager Proxy 4.1All versions12-150100.11.10.1
fwupdate SUSE:Manager Retail Branch Server 4.1All versions12-150100.11.10.1
fwupdate SUSE:Manager Server 4.1All versions12-150100.11.10.1
fwupdate openSUSE:Leap 15.3All versions12-150100.11.10.1
fwupdate openSUSE:Leap 15.4All versions12-150100.11.10.1

How do I fix SUSE-SU-2022:2340-1?

Apply the vendor's patch.

Is SUSE-SU-2022:2340-1 being exploited?

There is no known exploitation of SUSE-SU-2022:2340-1 in the wild and no public exploit code.

Sources

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