<div class="container">
<h1>Security update for the Linux Kernel (Live Patch 37 for SLE 15 SP1)</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2023:4278-1</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=1215440">bsc#1215440</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-2023-4623.html">CVE-2023-4623</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-2023-4623</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-2023-4623</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 Enterprise High Performance Computing 15 SP1</li>
<li class="list-group-item">SUSE Linux Enterprise Live Patching 15-SP1</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP1</li>
<li class="list-group-item">SUSE Linux Enterprise Server for SAP Applications 15 SP1</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 the Linux Kernel 4.12.14-150100_197_134 fixes one issue.</p>
<p>The following security issue was fixed:</p>
<ul>
<li>CVE-2023-4623: Fixed a use-after-free issue in the HFSC network scheduler which could be exploited to achieve local privilege escalation (bsc#1215440).</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 Enterprise Live Patching 15-SP1
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2023-4278=1 SUSE-SLE-Module-Live-Patching-15-SP1-2023-4277=1 SUSE-SLE-Module-Live-Patching-15-SP1-2023-4276=1 SUSE-SLE-Module-Live-Patching-15-SP1-2023-4274=1 SUSE-SLE-Module-Live-Patching-15-SP1-2023-4275=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Enterprise Live Patching 15-SP1 (ppc64le x86_64)
<ul>
<li>kernel-livepatch-4_12_14-150100_197_148-default-5-150100.2.2</li>
<li>kernel-livepatch-4_12_14-150100_197_134-default-9-150100.2.3</li>
<li>kernel-livepatch-4_12_14-150100_197_142-default-7-150100.2.2</li>
<li>kernel-livepatch-4_12_14-150100_197_123-default-12-150100.2.3</li>
<li>kernel-livepatch-4_12_14-150100_197_145-default-7-150100.2.2</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-4623.html">https://www.suse.com/security/cve/CVE-2023-4623.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1215440">https://bugzilla.suse.com/show_bug.cgi?id=1215440</a>
</li>
</ul>
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