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-244529r1017336_rule | CCI-000366 | 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 | 2025-05-14 | |||
Details
Check Text (C-244529r1017336_chk)
Verify that a separate file system has been created for "/var/tmp".
Check that a file system has been created for "/var/tmp" with the following command:
$ sudo grep /var/tmp /etc/fstab
/dev/mapper/... /var/tmp xfs defaults,nodev,noexec,nosuid 0 0
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.