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All RHEL 8 local files and directories must have a valid group owner.


Overview

Finding ID Version Rule ID IA Controls Severity
V-230327 RHEL-08-010790 SV-230327r599732_rule Medium
Description
Files without a valid group owner may be unintentionally inherited if a group is assigned the same Group Identifier (GID) as the GID of the files without a valid group owner.
STIG Date
Red Hat Enterprise Linux 8 Security Technical Implementation Guide 2020-11-25

Details

Check Text ( C-32996r567727_chk )
Verify all local files and directories on RHEL 8 have a valid group with the following command:

Note: The value after -fstype must be replaced with the filesystem type. XFS is used as an example.

$ sudo find / -fstype xfs -nogroup

If any files on the system do not have an assigned group, this is a finding.

Note: Command may produce error messages from the /proc and /sys directories.
Fix Text (F-32971r567728_fix)
Either remove all files and directories from RHEL 8 that do not have a valid group, or assign a valid group to all files and directories on the system with the "chgrp" command:

$ sudo chgrp