OL 8 must not have the "tuned" package installed if not required for operational support.
An XCCDF Rule
Description
<VulnDiscussion>"Tuned" is a daemon that uses "udev" to monitor connected devices and statically and dynamically tunes system settings according to a selected profile. Disabling the "tuned" package protects the system against exploitation of any flaws in its implementation.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-248906r780284_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
Configure OL 8 to disable non-essential capabilities by removing the "tuned" package from the system with the following command:
$ sudo yum remove tuned