OL 9 must periodically flush audit records to disk to prevent the loss of audit records.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-271582 | OL09-00-000775 | SV-271582r1092574_rule | Medium |
| Description |
| If option "freq" is not set to a value that requires audit records being written to disk after a threshold number is reached, then audit records may be lost. |
| STIG | Date |
| Oracle Linux 9 Security Technical Implementation Guide | 2025-05-08 |
Details
| Check Text (C-75632r1091456_chk) |
| Verify that OL 9 is configured to flush audit records to disk after every 100 records with the following command: $ sudo grep freq /etc/audit/auditd.conf freq = 100 If "freq" isn't set to a value of "100" or greater, the value is missing, or the line is commented out, this is a finding. |
| Fix Text (F-75539r1092573_fix) |
| Configure OL 9 to flush audit to disk by adding or updating the following configuration in "/etc/audit/auditd.conf": freq = 100 The audit daemon must be restarted for the changes to take effect. Restart auditd: $ sudo service auditd restart |