The /boot/grub2/grub.cfg file must be owned by root.

Severity
Group ID
Group Title
Version
Rule ID
Date
STIG Version
mediumV-269198SRG-OS-000480-GPOS-00227ALMA-09-013440SV-269198r1050779_rule2025-02-201
Description
The "/boot/grub2/grub.cfg" file stores sensitive system configuration. Protection of this file is critical for system security.
ℹ️ Check
Verify the ownership of the "/boot/grub2/grub.cfg" file with the following command: $ 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
Change the owner of the file /boot/grub2/grub.cfg to root by running the following command: $ chown root /boot/grub2/grub.cfg