OVALFileLinker from SCAP Security Guide ssg: [0, 1, 80], python: 3.10.12 5.11.2 2025-11-24T17:59:05 Verify pam_unix module is activated Ubuntu 22.04 Ensure pam_unix.so is properly configured in PAM configuration files /etc/pam.d/common-auth ^[\s]*auth[\s]+(required|\[(?=.*?\bsuccess=\d+\b)?(?=.*?\bnew_authtok_reqd=ok\b)?(?=.*?\bdefault=ignore\b)?.*\])[\s]+pam_unix\.so.*$ 1 /etc/pam.d/common-account ^[\s]*account[\s]+(required|\[(?=.*?\bsuccess=\d+\b)?(?=.*?\bnew_authtok_reqd=ok\b)?(?=.*?\bdefault=ignore\b)?.*\])[\s]+pam_unix\.so.*$ 1 /etc/pam.d/common-password ^[\s]*password[\s]+(required|\[(?=.*?\bsuccess=\d+\b)?(?=.*?\bnew_authtok_reqd=ok\b)?(?=.*?\bdefault=ignore\b)?.*\])[\s]+pam_unix\.so.*$ 1 /etc/pam.d/common-session ^[\s]*session[\s]+(required|\[(?=.*?\bsuccess=\d+\b)?(?=.*?\bnew_authtok_reqd=ok\b)?(?=.*?\bdefault=ignore\b)?.*\])[\s]+pam_unix\.so.*$ 1