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Sssd Security Update — AlmaLinux 8 (ALSA-2026:46990)

This is a security release for AlmaLinux 8. Update the product on every affected server to the patched release — there is no workaround, and unpatched servers remain exposed until updated.

High
AlmaLinux 8

Fix-Befehle

EL8+ (AlmaLinux/CloudLinux/Rocky)

sudo dnf update

Was das unter einer SharedLicense-Lizenz bedeutet

Your SharedLicense license itself is not affected — this is a change in AlmaLinux 8 software, not in licensing. Update the product through its standard update channel. Licenses keep working through updates; nothing needs re-issuing or re-activating.

The System Security Services Daemon (SSSD) service provides a set of daemons to manage access to remote directories and authentication mechanisms. It also provides the Name Service Switch (NSS) and the Pluggable Authentication Modules (PAM) interfaces toward the system, and a pluggable back-end system to connect to …

The System Security Services Daemon (SSSD) service provides a set of daemons to manage access to remote directories and authentication mechanisms. It also provides the Name Service Switch (NSS) and the Pluggable Authentication Modules (PAM) interfaces toward the system, and a pluggable back-end system to connect to multiple different account sources.  

Security Fix(es):  

  * sssd: sssd: sudo LDAP provider searches entire directory tree for sudoRole objects by default, enabling privilege escalation (CVE-2026-14474)
  * sssd: sssd: GPO cache path traversal via unsanitized gPCFileSysPath allows Kerberos authentication bypass (CVE-2026-14476)

Bug Fix(es) and Enhancement(s):  

  * sss_override does not work on AD UPN [almalinux-8.10.z] (JIRA:AlmaLinux-168363)
  * [Addition] Crash in 'sss_client/autofs/sss_autofs.c' [almalinux-8.10.z] (JIRA:AlmaLinux-168415)

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.

Referenzen

Sicherheitshinweise

Verwandte Warnhinweise

cPanel CVE-2026-87899: Privilege Escalation

2026-09-23 00:00:00

WP Toolkit for cPanel CVE-2026-87900: Argument Injection

2026-09-23 00:00:00

Plesk CVE-2026-68492: Untrusted Search Path

2026-09-23 00:00:00

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