OL 9 /boot/grub2/grub.cfg file must be group-owned by root.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-271792 | OL09-00-002530 | SV-271792r1094968_rule | CCI-000366 | medium |
| Description | ||||
| The "root" group is a highly privileged group. The group-owner of this file should not have any access privileges. | ||||
| STIG | Date | |||
| Oracle Linux 9 Security Technical Implementation Guide | 2025-05-08 | |||
Details
Check Text (C-271792r1094968_chk)
Verify that OL 9 configures the group ownership of the "/boot/grub2/grub.cfg" file with the following command:
$ sudo stat -c "%G %n" /boot/grub2/grub.cfg
root /boot/grub2/grub.cfg
If "/boot/grub2/grub.cfg" file does not have a group owner of "root", this is a finding.
Fix Text (F-75749r1092087_fix)
Change the group of the file /boot/grub2/grub.cfg to root by running the following command:
$ sudo chgrp root /boot/grub2/grub.cfg