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RHEL 9 /boot/grub2/grub.cfg file must be owned by root.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-257791 | RHEL-09-212030 | SV-257791r991589_rule | Medium |
| Description |
|---|
| The " /boot/grub2/grub.cfg" file stores sensitive system configuration. Protection of this file is critical for system security. |
| STIG | Date |
|---|---|
| Red Hat Enterprise Linux 9 Security Technical Implementation Guide | 2024-06-04 |
Details
| Check Text ( C-61532r925358_chk ) |
|---|
| Verify the ownership of the "/boot/grub2/grub.cfg" file with the following command: $ sudo stat -c "%U %n" /boot/grub2/grub.cfg root /boot/grub2/grub.cfg If "/boot/grub2/grub.cfg" file does not have an owner of "root", this is a finding. |
| Fix Text (F-61456r925359_fix) |
|---|
| Change the owner of the file /boot/grub2/grub.cfg to root by running the following command: $ sudo chown root /boot/grub2/grub.cfg |