STIGQter: STIG Summary: Red Hat Enterprise Linux 9 Security Technical Implementation Guide Version: 2 Release: 9 Benchmark Date: 01 Jul 2026:

RHEL 9 chronyd service must be enabled.

DISA Rule

SV-257944r1038944_rule

Vulnerability Number

V-257944

Group Title

SRG-OS-000355-GPOS-00143

Rule Version

RHEL-09-252015

Severity

CAT II

CCI(s)

CCI-004923 - Compare the internal system clocks on an organization-defined frequency with organization-defined authoritative time source.

Weight

Fix Recommendation

To enable the chronyd service run the following command:

$ sudo systemctl enable --now chronyd

Check Contents

Verify the chronyd service is active with the following command:

$ systemctl is-active chronyd

active

If the chronyd service is not active, this is a finding.

Vulnerability Number

V-257944

Documentable

False

Rule Version

RHEL-09-252015

Severity Override Guidance

Verify the chronyd service is active with the following command:

$ systemctl is-active chronyd

active

If the chronyd service is not active, this is a finding.

Check Content Reference

Target Key

5551