CVE-2022-4254: Fedoraproject Sssd

High severity, CVSS 8.8. EPSS: 1% chance of exploitation in the next 30 days.

sssd: libsss_certmap fails to sanitise certificate data used in LDAP filters

Affected products

• Fedoraproject Sssd: from 1.15.3, before 2.3.1 (fixed in 2.3.1)
• Red Hat Enterprise Linux: version 8.0 only
• Red Hat Enterprise Linux Desktop: version 7.0 only
• Red Hat Enterprise Linux For IBM Z Systems: version 7.0 only
• Red Hat Enterprise Linux For Power Big Endian: version 7.0 only
• Red Hat Enterprise Linux For Power Little Endian: version 7.0 only
• Red Hat Enterprise Linux For Scientific Computing: version 7.0 only
• Red Hat Enterprise Linux Server: version 7.0 only
• Red Hat Enterprise Linux Server Aus: version 8.2 only
• Red Hat Enterprise Linux Server For Power Little Endian Update Services For SAP Solutions: version 8.1 only; version 8.2 only
• Red Hat Enterprise Linux Server Tus: version 8.2 only
• Red Hat Enterprise Linux Server Update Services For SAP Solutions: version 8.1 only
• Red Hat Enterprise Linux Workstation: version 7.0 only

Published 2023-02-01. Last modified 2026-06-17.