CVE-2026-54411 Affecting pam-devel package, versions <0:1.3.1-40.0.1.el8_10


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.32% (25th percentile)

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  • Snyk IDSNYK-ORACLE8-PAMDEVEL-18966772
  • published19 Aug 2026
  • disclosed14 Jun 2026

Introduced: 14 Jun 2026

CVE-2026-54411  (opens in a new tab)

How to fix?

Upgrade Oracle:8 pam-devel to version 0:1.3.1-40.0.1.el8_10 or higher.
This issue was patched in ELSA-2026-56131.

NVD Description

Note: Versions mentioned in the description apply only to the upstream pam-devel package and not the pam-devel package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

Linux-PAM through 1.7.2 contains an observable timing discrepancy (CWE-208) in the pam_userdb module's plaintext-password comparison path in modules/pam_userdb/pam_userdb.c that allows a local or network-adjacent attacker able to repeatedly drive authentication through a calling service to recover the plaintext password of a target account by measuring response-timing differences.

CVSS Base Scores

version 3.1