Security update for openvswitch

Announcement ID: SUSE-SU-2026:1871-1
Release Date: 2026-05-15T15:22:14Z
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
  • 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: