<div class="container">
<h1>Security update for the Linux Kernel (Live Patch 20 for SLE 15 SP4)</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2024:0428-1</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=1217522">bsc#1217522</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218255">bsc#1218255</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-2023-6176.html">CVE-2023-6176</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-6932.html">CVE-2023-6932</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-2023-6176</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-2023-6176</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">4.7</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-6932</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-2023-6932</span>
<span class="cvss-source">
(
NVD
):
</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>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">openSUSE Leap 15.4</li>
<li class="list-group-item">SUSE Linux Enterprise High Performance Computing 15 SP4</li>
<li class="list-group-item">SUSE Linux Enterprise Live Patching 15-SP4</li>
<li class="list-group-item">SUSE Linux Enterprise Micro 5.3</li>
<li class="list-group-item">SUSE Linux Enterprise Micro 5.4</li>
<li class="list-group-item">SUSE Linux Enterprise Real Time 15 SP4</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP4</li>
<li class="list-group-item">SUSE Linux Enterprise Server for SAP Applications 15 SP4</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves two vulnerabilities can now be installed.</p>
<h2>Description:</h2>
<p>This update for the Linux Kernel 5.14.21-150400_24_97 fixes several issues.</p>
<p>The following security issues were fixed:</p>
<ul>
<li>CVE-2023-6932: Fixed a use-after-free vulnerability in the ipv4 igmp component that could lead to local privilege escalation (bsc#1218255).</li>
<li>CVE-2023-6176: Fixed a denial of service in the cryptographic algorithm scatterwalk functionality (bsc#1217522).</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">
openSUSE Leap 15.4
<br/>
<code>zypper in -t patch SUSE-2024-428=1</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Live Patching 15-SP4
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2024-428=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
openSUSE Leap 15.4 (ppc64le s390x x86_64)
<ul>
<li>kernel-livepatch-5_14_21-150400_24_97-default-2-150400.2.1</li>
<li>kernel-livepatch-SLE15-SP4_Update_20-debugsource-2-150400.2.1</li>
<li>kernel-livepatch-5_14_21-150400_24_97-default-debuginfo-2-150400.2.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
<ul>
<li>kernel-livepatch-5_14_21-150400_24_97-default-2-150400.2.1</li>
<li>kernel-livepatch-SLE15-SP4_Update_20-debugsource-2-150400.2.1</li>
<li>kernel-livepatch-5_14_21-150400_24_97-default-debuginfo-2-150400.2.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-6176.html">https://www.suse.com/security/cve/CVE-2023-6176.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-6932.html">https://www.suse.com/security/cve/CVE-2023-6932.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1217522">https://bugzilla.suse.com/show_bug.cgi?id=1217522</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218255">https://bugzilla.suse.com/show_bug.cgi?id=1218255</a>
</li>
</ul>
</div>