RHEL 10 must have a unique group ID (GID) for each group in "/etc/group".

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-281202	RHEL-10-600470	SV-281202r1166558_rule	CCI-000764	medium
Description
To ensure accountability and prevent unauthenticated access, groups must be identified uniquely to prevent potential misuse and compromise of the system.
STIG			Date
Red Hat Enterprise Linux 10 Security Technical Implementation Guide			2026-03-11

Details

Check Text (C-281202r1166558_chk)

Verify RHEL 10 contains no duplicate GIDs for interactive users with the following command: $ cut -d : -f 3 /etc/group | uniq -d If the system has duplicate GIDs, this is a finding.

Fix Text (F-85668r1166557_fix)

Configure RHEL 10 to contain no duplicate GIDs for interactive users. Edit the file "/etc/group", and provide each group that has a duplicate GID with a unique GID.