Patch Manager, a capability of AWS Systems Manager, now supports patch deployments for instances running Ubuntu 22.04. Patch Manager enables you to automatically patch nodes with both security related and other types of updates across your infrastructure. Patch Manager supports a variety of common operating systems, including Windows Server, Amazon Linux, and Red Hat Enterprise Linux (RHEL). For a full list of supported operating systems, see the Patch Manager prerequisites user guide page.
Source:: Amazon AWS