STIGQter: STIG Summary: Canonical Ubuntu 24.04 LTS Security Technical Implementation Guide Version: 1 Release: 6 Benchmark Date: 01 Jul 2026:

Ubuntu 24.04 LTS must have AppArmor installed.

DISA Rule

SV-270659r1066466_rule

Vulnerability Number

V-270659

Group Title

SRG-OS-000312-GPOS-00124

Rule Version

UBTU-24-100500

Severity

CAT II

CCI(s)

CCI-002165 - Enforce organization-defined discretionary access control policies over defined subjects and objects.
CCI-001764 - Prevent program execution in accordance with organization-defined policies, rules of behavior, and/or access agreements regarding software program usage and restrictions; rules authorizing the terms and conditions of software program usage.
CCI-001774 - Employ a deny-all, permit-by-exception policy to allow the execution of authorized software programs on the system.

Weight

Fix Recommendation

Install "AppArmor" with the following command:

$ sudo apt install apparmor

Note: AppArmor must have properly configured profiles for applications and home directories. All configurations will be based on the actual system setup and organization and normally are on a per role basis. Refer to the AppArmor documentation for more information on configuring profiles.

Check Contents

Verify Ubuntu 24.04 LTS has AppArmor installed with the following command:

$ dpkg -l | grep apparmor
ii apparmor 4.0.1really4.0.1-0ubuntu0.24.04.3 amd64 user-space parser utility for AppArmor
ii libapparmor1:amd64 4.0.1really4.0.1-0ubuntu0.24.04.3 amd64 changehat AppArmor library

If the AppArmor package is not installed, this is a finding.

Vulnerability Number

V-270659

Documentable

False

Rule Version

UBTU-24-100500

Severity Override Guidance

Check Content Reference

Target Key

5673