An unsupported version of Canonical Ubuntu Linux is installed on the remote host.
Description
According to its version, Canonical Ubuntu Linux is 21.04.x. It is, therefore, no longer maintained by its vendor or provider. Lack of support implies that no new security patches for the product will be released by the vendor. As a result, it may contain security vulnerabilities.
Solution
Upgrade to a version of Canonical Ubuntu Linux that is currently supported.