OL 9 must have the s-nail package installed.

Overview

Finding IDVersionRule IDIA ControlsSeverity
V-271495OL09-00-000290SV-271495r1091197_ruleCCI-001744medium
Description
The s-nail package provides the mail command required to allow sending email notifications of unauthorized configuration changes to designated personnel.
STIGDate
Oracle Linux 9 Security Technical Implementation Guide2025-05-08

Details

Check Text (C-271495r1091197_chk)

Verify that OL 9 has the s-nail package installed on the system with the following command: $ dnf list --installed s-nail Installed Packages s-nail.x86_64 14.9.22-6.el9 @ol9_appstream If the s-nail package is not installed, this is a finding.

Fix Text (F-75452r1091196_fix)

Install the s-nail package with the following command: $ sudo dnf install -y s-nail