<div class="container">
<h1>Security update for the Linux Kernel RT (Live Patch 13 for SUSE Linux Enterprise 16)</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2026:23673-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-09-12T11:17:46Z</td>
</tr>
<tr>
<th>Rating:</th>
<td>important</td>
</tr>
<tr>
<th>References:</th>
<td>
<ul>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1267388">bsc#1267388</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1270303">bsc#1270303</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1273232">bsc#1273232</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1274074">bsc#1274074</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1274942">bsc#1274942</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1275458">bsc#1275458</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-2026-46150.html">CVE-2026-46150</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-53360.html">CVE-2026-53360</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-64423.html">CVE-2026-64423</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-64561.html">CVE-2026-64561</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-64564.html">CVE-2026-64564</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-68138.html">CVE-2026-68138</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-2026-46150</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.4</span>
<span class="cvss-vector">CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-46150</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">7.1</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-46150</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">7.1</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-53360</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.5</span>
<span class="cvss-vector">CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-53360</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.8</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-53360</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.8</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-64423</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">7.8</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-64423</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">7.8</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-64561</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">9.3</span>
<span class="cvss-vector">CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-64561</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.8</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-64561</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.8</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-64564</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.5</span>
<span class="cvss-vector">CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-64564</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">7.8</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-64564</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">9.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-68138</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">7.3</span>
<span class="cvss-vector">CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-68138</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">7.0</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-68138</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">7.8</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H</span>
</li>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">SUSE Linux Micro 6.2</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves six vulnerabilities can now be installed.</p>
<h2>Description:</h2>
<p>This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.34.1 fixes various security issues:</p>
<p>The following security issues were fixed:</p>
<ul>
<li>CVE-2026-46150: fanotify: fix false positive on permission events (bsc#1267388).</li>
<li>CVE-2026-53360: KVM: SEV: Require in-GHCB scratch area if GHCB v2+ is in use (bsc#1270303).</li>
<li>CVE-2026-64423: ipv4: igmp: remove multicast group from hash table on device destruction (bsc#1275458).</li>
<li>CVE-2026-64561: KVM: x86: Check for invalid/obsolete root <em>after</em> making MMU pages available (Zapscape) (bsc#1273232).</li>
<li>CVE-2026-64564: sctp: don't free the ASCONF's own transport in DEL-IP processing (SCTPhantom) (bsc#1274074).</li>
<li>CVE-2026-68138: net/sched: serialize qdisc_rtab_list against concurrent get/put (bsc#1274942).</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 Linux Micro 6.2
<br/>
<code>zypper in -t patch SUSE-SL-Micro-6.2-1675</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Micro 6.2 (x86_64)
<ul>
<li>kernel-livepatch-6_12_0-160000_34-rt-debuginfo-5-160000.1.1</li>
<li>kernel-livepatch-6_12_0-160000_34-rt-5-160000.1.1</li>
<li>kernel-livepatch-SLE16-RT_Update_13-debugsource-5-160000.1.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-46150.html">https://www.suse.com/security/cve/CVE-2026-46150.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-53360.html">https://www.suse.com/security/cve/CVE-2026-53360.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-64423.html">https://www.suse.com/security/cve/CVE-2026-64423.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-64561.html">https://www.suse.com/security/cve/CVE-2026-64561.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-64564.html">https://www.suse.com/security/cve/CVE-2026-64564.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-68138.html">https://www.suse.com/security/cve/CVE-2026-68138.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1267388">https://bugzilla.suse.com/show_bug.cgi?id=1267388</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1270303">https://bugzilla.suse.com/show_bug.cgi?id=1270303</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1273232">https://bugzilla.suse.com/show_bug.cgi?id=1273232</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1274074">https://bugzilla.suse.com/show_bug.cgi?id=1274074</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1274942">https://bugzilla.suse.com/show_bug.cgi?id=1274942</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1275458">https://bugzilla.suse.com/show_bug.cgi?id=1275458</a>
</li>
</ul>
</div>