SUSE-SU-2025:01962-1: important: Security update for apache2-mod_auth_openidc

SLE-SECURITY-UPDATES null at suse.de
Mon Jun 16 12:30:06 UTC 2025 


# Security update for apache2-mod_auth_openidc

Announcement ID: SUSE-SU-2025:01962-1  
Release Date: 2025-06-16T10:04:25Z  
Rating: important  
References:

  * bsc#1242015

  
Cross-References:

  * CVE-2025-3891

  
CVSS scores:

  * CVE-2025-3891 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-3891 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-3891 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-3891 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * SUSE Enterprise Storage 7.1
  * SUSE Linux Enterprise High Performance Computing 15 SP3
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
  * SUSE Linux Enterprise Server 15 SP3
  * SUSE Linux Enterprise Server 15 SP3 LTSS
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server 15 SP4 LTSS
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server 15 SP5 LTSS
  * SUSE Linux Enterprise Server for SAP Applications 15 SP3
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5
  * SUSE Manager Proxy 4.3
  * SUSE Manager Retail Branch Server 4.3
  * SUSE Manager Server 4.3

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for apache2-mod_auth_openidc fixes the following issues:

  * CVE-2025-3891: Fixed denial of service via an empty POST request when
    OIDCPreservePost is enabled (bsc#1242015).

## 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 15 SP5 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2025-1962=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP3  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP3-2025-1962=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP4  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2025-1962=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP5  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2025-1962=1

  * SUSE Manager Proxy 4.3  
    zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Proxy-4.3-2025-1962=1

  * SUSE Manager Retail Branch Server 4.3  
    zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Retail-Branch-
Server-4.3-2025-1962=1

  * SUSE Manager Server 4.3  
    zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Server-4.3-2025-1962=1

  * SUSE Enterprise Storage 7.1  
    zypper in -t patch SUSE-Storage-7.1-2025-1962=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP3-LTSS-2025-1962=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2025-1962=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2025-1962=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2025-1962=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2025-1962=1

  * SUSE Linux Enterprise Server 15 SP3 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP3-LTSS-2025-1962=1

  * SUSE Linux Enterprise Server 15 SP4 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2025-1962=1

## Package List:

  * SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * apache2-mod_auth_openidc-debuginfo-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-debugsource-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-2.3.8-150100.3.34.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP3 (ppc64le x86_64)
    * apache2-mod_auth_openidc-debuginfo-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-debugsource-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-2.3.8-150100.3.34.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64)
    * apache2-mod_auth_openidc-debuginfo-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-debugsource-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-2.3.8-150100.3.34.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64)
    * apache2-mod_auth_openidc-debuginfo-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-debugsource-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-2.3.8-150100.3.34.1
  * SUSE Manager Proxy 4.3 (x86_64)
    * apache2-mod_auth_openidc-debuginfo-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-debugsource-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-2.3.8-150100.3.34.1
  * SUSE Manager Retail Branch Server 4.3 (x86_64)
    * apache2-mod_auth_openidc-debuginfo-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-debugsource-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-2.3.8-150100.3.34.1
  * SUSE Manager Server 4.3 (ppc64le s390x x86_64)
    * apache2-mod_auth_openidc-debuginfo-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-debugsource-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-2.3.8-150100.3.34.1
  * SUSE Enterprise Storage 7.1 (aarch64 x86_64)
    * apache2-mod_auth_openidc-debuginfo-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-debugsource-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-2.3.8-150100.3.34.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 (aarch64
    x86_64)
    * apache2-mod_auth_openidc-debuginfo-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-debugsource-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-2.3.8-150100.3.34.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64
    x86_64)
    * apache2-mod_auth_openidc-debuginfo-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-debugsource-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-2.3.8-150100.3.34.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64
    x86_64)
    * apache2-mod_auth_openidc-debuginfo-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-debugsource-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-2.3.8-150100.3.34.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64
    x86_64)
    * apache2-mod_auth_openidc-debuginfo-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-debugsource-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-2.3.8-150100.3.34.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64
    x86_64)
    * apache2-mod_auth_openidc-debuginfo-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-debugsource-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-2.3.8-150100.3.34.1
  * SUSE Linux Enterprise Server 15 SP3 LTSS (aarch64 ppc64le s390x x86_64)
    * apache2-mod_auth_openidc-debuginfo-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-debugsource-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-2.3.8-150100.3.34.1
  * SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)
    * apache2-mod_auth_openidc-debuginfo-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-debugsource-2.3.8-150100.3.34.1
    * apache2-mod_auth_openidc-2.3.8-150100.3.34.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-3891.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1242015

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