<div class="container">
<h1>Security update for openvswitch</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2026:1439-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-04-17T13:43:32Z</td>
</tr>
<tr>
<th>Rating:</th>
<td>moderate</td>
</tr>
<tr>
<th>References:</th>
<td>
<ul>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1261273">bsc#1261273</a>
</li>
</ul>
</td>
</tr>
<tr>
<th>
Cross-References:
</th>
<td>
<ul>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-34956.html">CVE-2026-34956</a>
</li>
</ul>
</td>
</tr>
<tr>
<th>CVSS scores:</th>
<td>
<ul class="list-group">
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-34956</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">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</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-34956</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.9</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H</span>
</li>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">Server Applications Module 15-SP7</li>
<li class="list-group-item">SUSE Linux Enterprise Desktop 15 SP7</li>
<li class="list-group-item">SUSE Linux Enterprise Real Time 15 SP7</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP7</li>
<li class="list-group-item">SUSE Linux Enterprise Server for SAP Applications 15 SP7</li>
<li class="list-group-item">SUSE Package Hub 15 15-SP7</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves one vulnerability can now be installed.</p>
<h2>Description:</h2>
<p>This update for openvswitch fixes the following issue:</p>
<p>Security updates:</p>
<ul>
<li>CVE-2026-34956: Invalid memory access in conntrack FTP alg (bsc#1261273).</li>
</ul>
<p>Other updates:</p>
<ul>
<li>Update openvswitch to 3.5.4</li>
</ul>
<h2>Patch Instructions:</h2>
<p>
To install this SUSE update use the SUSE recommended
installation methods like YaST online_update or "zypper patch".<br/>
Alternatively you can run the command listed for your product:
</p>
<ul class="list-group">
<li class="list-group-item">
SUSE Package Hub 15 15-SP7
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2026-1439=1</code>
</li>
<li class="list-group-item">
Server Applications Module 15-SP7
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP7-2026-1439=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Package Hub 15 15-SP7 (aarch64 ppc64le s390x x86_64)
<ul>
<li>python3-openvswitch-3.5.4-150700.41.15.1</li>
<li>openvswitch-debuginfo-3.5.4-150700.41.15.1</li>
<li>openvswitch-debugsource-3.5.4-150700.41.15.1</li>
<li>python3-openvswitch-debuginfo-3.5.4-150700.41.15.1</li>
</ul>
</li>
<li>
Server Applications Module 15-SP7 (aarch64 ppc64le s390x x86_64)
<ul>
<li>libopenvswitch-3_5-0-debuginfo-3.5.4-150700.41.15.1</li>
<li>openvswitch-vtep-debuginfo-3.5.4-150700.41.15.1</li>
<li>openvswitch-vtep-3.5.4-150700.41.15.1</li>
<li>libovn-25_03-0-25.03.2-150700.41.15.1</li>
<li>ovn-central-25.03.2-150700.41.15.1</li>
<li>openvswitch-ipsec-3.5.4-150700.41.15.1</li>
<li>ovn-host-debuginfo-25.03.2-150700.41.15.1</li>
<li>libovn-25_03-0-debuginfo-25.03.2-150700.41.15.1</li>
<li>ovn-central-debuginfo-25.03.2-150700.41.15.1</li>
<li>ovn-vtep-25.03.2-150700.41.15.1</li>
<li>openvswitch-test-debuginfo-3.5.4-150700.41.15.1</li>
<li>python3-openvswitch-3.5.4-150700.41.15.1</li>
<li>ovn-25.03.2-150700.41.15.1</li>
<li>openvswitch-devel-3.5.4-150700.41.15.1</li>
<li>libopenvswitch-3_5-0-3.5.4-150700.41.15.1</li>
<li>openvswitch-3.5.4-150700.41.15.1</li>
<li>python3-openvswitch-debuginfo-3.5.4-150700.41.15.1</li>
<li>ovn-debuginfo-25.03.2-150700.41.15.1</li>
<li>openvswitch-debuginfo-3.5.4-150700.41.15.1</li>
<li>openvswitch-debugsource-3.5.4-150700.41.15.1</li>
<li>ovn-docker-25.03.2-150700.41.15.1</li>
<li>openvswitch-pki-3.5.4-150700.41.15.1</li>
<li>ovn-vtep-debuginfo-25.03.2-150700.41.15.1</li>
<li>ovn-devel-25.03.2-150700.41.15.1</li>
<li>openvswitch-test-3.5.4-150700.41.15.1</li>
<li>ovn-host-25.03.2-150700.41.15.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-34956.html">https://www.suse.com/security/cve/CVE-2026-34956.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1261273">https://bugzilla.suse.com/show_bug.cgi?id=1261273</a>
</li>
</ul>
</div>