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ubuntu 22.04 viavm5 Significant Memory Leak SUSE-SU-2023-8205-3

opensuse
Calendar Grey April 17, 2026
Dist Opensuse Esm H88
This update for openvswitch3 on openSUSE addresses a moderate severity issue of invalid memory access, improving network safety.
An update that solves one vulnerability can now be installed.

Description

This update for openvswitch3 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).

Topics%20covered

Topics Covered

security advisory moderate network security OpenSUSE invalid memory access openvswitch3

Patch

## 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 15.5

zypper in -t patch SUSE-2026-1440=1

* SUSE Linux Enterprise Micro 5.5

zypper in -t patch SUSE-SLE-Micro-5.5-2026-1440=1

Package List

* openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64 i586)

* openvswitch3-pki-3.1.7-150500.3.28.1

* ovn3-host-debuginfo-23.03.3-150500.3.28.1

* openvswitch3-vtep-debuginfo-3.1.7-150500.3.28.1

* ovn3-devel-23.03.3-150500.3.28.1

* openvswitch3-test-debuginfo-3.1.7-150500.3.28.1

* openvswitch3-ipsec-3.1.7-150500.3.28.1

* ovn3-23.03.3-150500.3.28.1

* python3-ovs3-3.1.7-150500.3.28.1

* openvswitch3-debuginfo-3.1.7-150500.3.28.1

* ovn3-central-debuginfo-23.03.3-150500.3.28.1

* openvswitch3-test-3.1.7-150500.3.28.1

* ovn3-central-23.03.3-150500.3.28.1

* openvswitch3-3.1.7-150500.3.28.1

* openvswitch3-debugsource-3.1.7-150500.3.28.1

* libovn-23_03-0-debuginfo-23.03.3-150500.3.28.1

* ovn3-vtep-23.03.3-150500.3.28.1

* ovn3-vtep-debuginfo-23.03.3-150500.3.28.1

* libopenvswitch-3_1-0-3.1.7-150500.3.28.1

* openvswitch3-devel-3.1.7-150500.3.28.1

* openvswitch3-vtep-3.1.7-150500.3.28.1

* ovn3-docker-23.03.3-150500.3.28.1

* libovn-23_03-0-23.03.3-150500.3.28.1

* libopenvswitch-3_1-0-debuginfo-3.1.7-150500.3.28.1

*...

Read the Full Advisory

References

* bsc#1261273

## References:

* https://www.suse.com/security/cve/CVE-2026-34956.html

* https://bugzilla.suse.com/show_bug.cgi?id=1261273

Announcement ID: SUSE-SU-2026:1440-1
Release Date: 2026-04-17T13:44:11Z
Affected Products: * openSUSE Leap 15.5 * SUSE Linux Enterprise Micro 5.5

Topics%20covered

Topics Covered

security advisory moderate network security OpenSUSE invalid memory access openvswitch3

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