SUSE-SU-2026:1871-1: moderate: Security update for openvswitch

[SLE-UPDATES]

# Security update for openvswitch

Announcement ID: SUSE-SU-2026:1871-1  
Release Date: 2026-05-15T15:22:14Z  
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
  * CVE-2026-34956 ( NVD ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * openSUSE Leap 15.4

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for openvswitch fixes the following issue:

  * CVE-2026-34956: Invalid memory access in conntrack FTP alg (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:

  * openSUSE Leap 15.4  
    zypper in -t patch SUSE-2026-1871=1

## Package List:

  * openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)
    * libopenvswitch-2_14-0-debuginfo-2.14.2-150400.24.32.1
    * openvswitch-debugsource-2.14.2-150400.24.32.1
    * openvswitch-pki-2.14.2-150400.24.32.1
    * libovn-20_06-0-20.06.2-150400.24.32.1
    * ovn-vtep-debuginfo-20.06.2-150400.24.32.1
    * python3-ovs-2.14.2-150400.24.32.1
    * ovn-vtep-20.06.2-150400.24.32.1
    * libovn-20_06-0-debuginfo-20.06.2-150400.24.32.1
    * ovn-docker-20.06.2-150400.24.32.1
    * ovn-20.06.2-150400.24.32.1
    * openvswitch-test-debuginfo-2.14.2-150400.24.32.1
    * ovn-central-20.06.2-150400.24.32.1
    * openvswitch-2.14.2-150400.24.32.1
    * openvswitch-vtep-debuginfo-2.14.2-150400.24.32.1
    * openvswitch-vtep-2.14.2-150400.24.32.1
    * ovn-host-debuginfo-20.06.2-150400.24.32.1
    * ovn-central-debuginfo-20.06.2-150400.24.32.1
    * ovn-host-20.06.2-150400.24.32.1
    * openvswitch-test-2.14.2-150400.24.32.1
    * openvswitch-ipsec-2.14.2-150400.24.32.1
    * libopenvswitch-2_14-0-2.14.2-150400.24.32.1
    * ovn-debuginfo-20.06.2-150400.24.32.1
    * openvswitch-debuginfo-2.14.2-150400.24.32.1
    * ovn-devel-20.06.2-150400.24.32.1
    * openvswitch-devel-2.14.2-150400.24.32.1
  * openSUSE Leap 15.4 (noarch)
    * openvswitch-doc-2.14.2-150400.24.32.1
    * ovn-doc-20.06.2-150400.24.32.1

## References:

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

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