Security update for openvswitch

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