Ubuntu 24.04 LTS must be a vendor-supported release.

Severity	Group ID	Group Title	Version	Rule ID	Date	STIG Version
high	V-278917	SRG-OS-000480-GPOS-00227	UBTU-24-700400	SV-278917r1155246_rule	2025-11-24	1

Description
An operating system release is considered "supported" if the vendor continues to provide security patches for the product. With an unsupported release, it will not be possible to resolve security issues discovered in the system software. The support status of the OS depends on its subscription status. End Of Life dates for Ubuntu 24.04 releases are as follows: Standard Support: April 2029 Extended Security Maintenance (ESM): April 2036 ESM is available via an Ubuntu Pro subscription.

Description

An operating system release is considered "supported" if the vendor continues to provide security patches for the product. With an unsupported release, it will not be possible to resolve security issues discovered in the system software. The support status of the OS depends on its subscription status. End Of Life dates for Ubuntu 24.04 releases are as follows: Standard Support: April 2029 Extended Security Maintenance (ESM): April 2036 ESM is available via an Ubuntu Pro subscription.

ℹ️ Check
Verify the version of Ubuntu 24.04 LTS is vendor supported with the following command: $ grep DISTRIB_DESCRIPTION /etc/lsb-release DISTRIB_DESCRIPTION="Ubuntu 24.04.3 LTS" Check the subscription status of the system with the following command: $ pro status If the installed version of Ubuntu 24.04 LTS is not supported, this is a finding.

✔️ Fix
Upgrade to a supported version of Ubuntu 24.04 LTS.