SUSE alert SUSE-SU-2026:1307-1 (strongswan)

From:
             
 
SLE-SECURITY-UPDATES <null@suse.de>
To:
             
 
sle-security-updates@lists.suse.com
Subject:
             
 
SUSE-SU-2026:1307-1: important: Security update for strongswan
Date:
             
 
Tue, 14 Apr 2026 16:31:17 -0000
Message-ID:
             
 
<177618427763.121.13406527448363470790@5d6d53449fb2>


# Security update for strongswan

Announcement ID: SUSE-SU-2026:1307-1  
Release Date: 2026-04-14T10:35:45Z  
Rating: important  
References:

  * bsc#1259472

  
Cross-References:

  * CVE-2026-25075

  
CVSS scores:

  * CVE-2026-25075 ( 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-2026-25075 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-25075 ( NVD ):  8.7

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2026-25075 ( 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 Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server 12 SP5 LTSS
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for strongswan fixes the following issue:

  * CVE-2026-25075: integer underflow when handling EAP-TTLS AVP (bsc#1259472).

## 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 12 SP5 LTSS  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2026-1307=1

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-1307=1

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * strongswan-libs0-debuginfo-5.1.3-26.32.1
    * strongswan-5.1.3-26.32.1
    * strongswan-libs0-5.1.3-26.32.1
    * strongswan-debugsource-5.1.3-26.32.1
    * strongswan-hmac-5.1.3-26.32.1
    * strongswan-ipsec-debuginfo-5.1.3-26.32.1
    * strongswan-ipsec-5.1.3-26.32.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS (noarch)
    * strongswan-doc-5.1.3-26.32.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * strongswan-libs0-debuginfo-5.1.3-26.32.1
    * strongswan-5.1.3-26.32.1
    * strongswan-libs0-5.1.3-26.32.1
    * strongswan-debugsource-5.1.3-26.32.1
    * strongswan-hmac-5.1.3-26.32.1
    * strongswan-ipsec-debuginfo-5.1.3-26.32.1
    * strongswan-ipsec-5.1.3-26.32.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (noarch)
    * strongswan-doc-5.1.3-26.32.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-25075.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1259472



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