STIGQter: STIG Summary: Oracle Linux 8 Security Technical Implementation Guide Version: 2 Release: 9 Benchmark Date: 01 Jul 2026:

OL 8 must prevent kernel profiling by nonprivileged users.

DISA Rule

SV-248580r1156623_rule

Vulnerability Number

V-248580

Group Title

SRG-OS-000138-GPOS-00069

Rule Version

OL08-00-010376

Severity

CAT III

CCI(s)

• CCI-001090 - Prevent unauthorized and unintended information transfer via shared system resources.

Weight

10

Fix Recommendation

Configure OL 8 to prevent kernel profiling by nonprivileged users.

Add or edit the following line in /etc/sysctl.d/99-sysctl.conf system configuration file:

kernel.perf_event_paranoid = 2

Load settings from all system configuration files with the following command:

$ sudo sysctl --system

Check Contents

Verify OL 8 is configured to prevent kernel profiling by nonprivileged users with the following commands:

Check the status of the kernel.perf_event_paranoid kernel parameter.

$ sysctl kernel.perf_event_paranoid
kernel.perf_event_paranoid = 2

If "kernel.perf_event_paranoid" is not set to "2" or is missing, this is a finding.

Vulnerability Number

V-248580

Documentable

False

Rule Version

OL08-00-010376

Severity Override Guidance

Verify OL 8 is configured to prevent kernel profiling by nonprivileged users with the following commands:

Check the status of the kernel.perf_event_paranoid kernel parameter.

$ sysctl kernel.perf_event_paranoid
kernel.perf_event_paranoid = 2

If "kernel.perf_event_paranoid" is not set to "2" or is missing, this is a finding.

Check Content Reference

M

Target Key

5416