AlmaLinux alert ALSA-2025:21020 (sssd)

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[Announce] [Security Advisory] ALSA-2025:21020: sssd security update (Important)
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Wed, 14 Jan 2026 14:01:41 +0000
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<0100019bbccfeac3-66126005-ce74-425f-9f73-494e2c3f7145-000000@email.amazonses.com>
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Article
Hi,

You are receiving an AlmaLinux Security update email because you subscribed to receive errata
notifications from AlmaLinux.

AlmaLinux: 10
Type: Security
Severity: Important
Release date: 2026-01-14

Summary:

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 default Kerberos configuration allows privilege escalation on AD-joined Linux
systems (CVE-2025-11561)


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.


Full details, updated packages, references, and other related information:
https://errata.almalinux.org/10/ALSA-2025-21020.html

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AlmaLinux Team
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