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SUSE SSSD Important Privilege Escalation and Auth Bypass Fix 2026-3139-1

suse
Calendar Grey July 21, 2026
Scroller Suse
An important security update for sssd addresses two vulnerabilities, enhancing authentication and privilege control.
A security update for sssd addresses two vulnerabilities, including one that allows privilege escalation and another that enables Kerberos authentication bypass, for various SUSE p...

Summary

## This update for sssd fixes the following issues * CVE-2026-14474: sudo LDAP provider searches entire directory tree for sudoRole objects by default, enabling privilege escalation (bsc#1270709). * CVE-2026-14476: GPO cache path traversal via unsanitized gPCFileSysPath allows Kerberos authentication bypass (bsc#1270708). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * SUSE Linux Enterprise Server for SAP Applications 15 SP4 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-3139=1 * SUSE Linux Enterprise Micro for Rancher 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2026-3139=1 * SUSE Linux Enterprise Micro 5.3

Topics%20covered

Topics Covered

security advisory privilege escalation important authentication bypass OpenSUSE sssd

References

* bsc#1246196

* bsc#1270708

* bsc#1270709

Cross-

* CVE-2026-14474

* CVE-2026-14476

CVSS scores:

* CVE-2026-14474 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-14474 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-14476 ( SUSE ): 8.0 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

* CVE-2026-14476 ( NVD ): 8.0 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Affected Products:

* openSUSE Leap 15.4

* SUSE Linux Enterprise High Performance Computing 15 SP4

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4

* SUSE Linux Enterprise Micro 5.3

* SUSE Linux Enterprise Micro 5.4

* SUSE Linux Enterprise Micro for Rancher 5.3

* SUSE Linux Enterprise Micro for Rancher 5.4

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:3139-1
Release Date: 2026-07-20T17:56:06Z
Rating: important

Topics%20covered

Topics Covered

security advisory privilege escalation important authentication bypass OpenSUSE sssd

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