Red Hat Enterprise Linux 10 Security Technical Implementation Guide

The Red Hat Enterprise Linux 10 Security Technical Implementation Guide (V1 R3) has 435 STIG checks. New to STIG checklists? Read What is a STIG checklist?, CKL vs CKLB, and STIG vs SCAP benchmark.

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Severity

Version

V1 · R3

CurrentPublished Wed Sep 30 2026

RHEL 10 must not have the unbound package installed.

Red Hat Enterprise Linux 10 Security Technical Implementation Guide

Assessment Title

Rule Text

RHEL 10 must not have the unbound package installed.

Description

Discussion Text

If the system is not a Domain Name Server (DNS), it should not have a DNS server package installed to decrease the attack surface of the system.

New to STIG checklists? Read What is a STIG checklist? and CKL vs CKLB.

Objective

V-280948

Rule

SV-280948r1197218_rule

Severity

medium

Rule Version

RHEL-10-200060

Documentable

false

IA Controls

NIST SP 800-53

Rev 5

Assessment Procedure

Check Text

Verify RHEL 10 does not have a DNS package installed with the following command:

$ sudo dnf list --installed unbound
Error: No matching Packages to list

If the "unbound" package is installed, and the information system security officer lacks a documented requirement for a DNS, this is a finding.

Implementation Procedure

Fix Text

Configure RHEL 10 to not have the unbound package installed with the following command:

$ sudo dnf -y remove unbound

STIG check 18 of 435 in the Red Hat Enterprise Linux 10 STIG checklist

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