STIGQter: STIG Summary: Oracle Linux 9 Security Technical Implementation Guide Version: 1 Release: 6 Benchmark Date: 01 Jul 2026:

OL 9, for PKI-based authentication, must enforce authorized access to the corresponding private key.

DISA Rule

SV-271605r1091527_rule

Vulnerability Number

V-271605

Group Title

SRG-OS-000067-GPOS-00035

Rule Version

OL09-00-000905

Severity

CAT II

CCI(s)

• CCI-000186 - For public key-based authentication, enforce authorized access to the corresponding private key.

Weight

10

Fix Recommendation

Configure OL 9, for PKI-based authentication, to enforce authorized access to the corresponding private key.

Create a new private and public key pair that uses a passcode with the following command:

$ sudo ssh-keygen -n [passphrase]

Check Contents

Verify that OL 9 SSH private key files have a passcode.

For each private key stored on the system, use the following command:

$ sudo ssh-keygen -y -f /path/to/file

If the contents of the key are displayed, this is a finding.

Vulnerability Number

V-271605

Documentable

False

Rule Version

OL09-00-000905

Severity Override Guidance

Verify that OL 9 SSH private key files have a passcode.

For each private key stored on the system, use the following command:

$ sudo ssh-keygen -y -f /path/to/file

If the contents of the key are displayed, this is a finding.

Check Content Reference

M

Target Key

5680