RHEL 9 /etc/group- file must be group-owned by root. GROUP ID: V-257901 RULE ID: SV-257901r991589 The "/etc/group-" file is a backup file of "/etc/group", and as such, contains information regarding groups that are configured on the system. Protection of this file is important for system security.
Solution
Change the group of the file /etc/group- to root by running the following command: $ sudo chgrp root /etc/group-