RHEL 8 must use a separate file system for /var/tmp.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-244529	RHEL-08-010544	SV-244529r743836_rule		Medium

Description
The use of separate file systems for different paths can protect the system from failures resulting from a file system becoming full or failing.

STIG	Date
Red Hat Enterprise Linux 8 Security Technical Implementation Guide	2022-12-06

Details

Check Text ( C-47804r743834_chk )
Verify that a separate file system/partition has been created for "/var/tmp". Check that a file system/partition has been created for "/var/tmp" with the following command: $ sudo grep /var/tmp /etc/fstab UUID=c274f65f /var/tmp xfs noatime,nobarrier 1 2 If a separate entry for "/var/tmp" is not in use, this is a finding.

Fix Text (F-47761r743835_fix)
Migrate the "/var/tmp" path onto a separate file system.