OL 8 must not have the "tuned" package installed if not required for operational support.
Severity | Group ID | Group Title | Version | Rule ID | Date | STIG Version |
|---|---|---|---|---|---|---|
| medium | V-248906 | SRG-OS-000480-GPOS-00227 | OL08-00-040390 | SV-248906r991589_rule | 2026-02-13 | 2 |
Description
"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.
ℹ️ Check
Determine if the "tuned" package is installed with the following command:
$ sudo yum list installed tuned
If the "tuned" package is installed, this is a finding.
✔️ Fix
Configure OL 8 to disable non-essential capabilities by removing the "tuned" package from the system with the following command:
$ sudo yum remove tuned