AlmaLinux OS 9 must remove all software components after updated versions have been installed.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-269453 | ALMA-09-045120 | SV-269453r1050336_rule | CCI-002617 | medium |
| Description | ||||
| Previous versions of software components that are not removed from the information system after updates have been installed may be exploited by some adversaries. | ||||
| STIG | Date | |||
| CloudLinux AlmaLinux OS 9 Security Technical Implementation Guide | 2025-05-22 | |||
Details
Check Text (C-269453r1050336_chk)
Verify AlmaLinux OS 9 removes all software components after updated versions have been installed with the following command:
$ dnf config-manager --dump | grep clean
clean_requirements_on_remove = 1
If "clean_requirements_on_remove" is not set to "1", this is a finding.
Fix Text (F-73385r1049735_fix)
Configure AlmaLinux OS 9 to remove all software components after updated versions have been installed.
Run the following command to change the configuration of DNF:
$ dnf config-manager --setopt clean_requirements_on_remove=1 --save