Medium4.8Red Hat & Ubuntu Linux
Plaintext password recovery via timing discrepancy in pam_userdb module
CVE-2026-54411 Published Jun 14, 2026
CVE-2026-54411
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Plaintext password recovery via timing discrepancy in pam_userdb module. Red Hat rates this moderate (CVSS 4.8). Weakness: CWE-208. Affected package(s): pam-main. Resolved in Red Hat advisory RHSA-2026:35016 — update the affected packages (`sudo dnf update`).
Affected versions
- pam-main-1.7.2-1.1.hum1
- pam-main-1.7.2-2.2.hum1
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Fixed versions
- RHSA-2026:35016
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:35016 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
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