SUSE-SU-2026:1482-1: moderate: Security update for openvswitch

[SLE-UPDATES]

# Security update for openvswitch

Announcement ID: SUSE-SU-2026:1482-1  
Release Date: 2026-04-20T10:10:04Z  
Rating: moderate  
References:

  * bsc#1261273

  
Cross-References:

  * CVE-2026-34956

  
CVSS scores:

  * CVE-2026-34956 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-34956 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * SUSE Linux Enterprise Server 12 SP5
  * 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 openvswitch fixes the following issues:

  * CVE-2026-34956: invalid memory access via crafted FTP payloads in userspace
    conntrack flows specifying the FTP alg handler (bsc#1261273).

## 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 Extended Security  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-1482=1

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * libopenvswitch-2_11-0-2.11.5-3.30.1
    * openvswitch-debuginfo-2.11.5-3.30.1
    * openvswitch-debugsource-2.11.5-3.30.1
    * openvswitch-2.11.5-3.30.1
    * libopenvswitch-2_11-0-debuginfo-2.11.5-3.30.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-34956.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1261273

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