Pluggable Authentication Modules (PAM) provide a system to set up authentication policies without the need to recompile programs to handle authentication. Security Fix(es): * linux-pam: Plaintext password recovery via timing discrepancy in pam_userdb module (CVE-2026-54411) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.