<div class="container">
<h1>Security update for the Linux Kernel (Live Patch 52 for SLE 15 SP3)</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2025:03126-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2025-09-09T22:43:42Z</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=1237930">bsc#1237930</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1242579">bsc#1242579</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1244235">bsc#1244235</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1245775">bsc#1245775</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1245791">bsc#1245791</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1246030">bsc#1246030</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-2022-49053.html">CVE-2022-49053</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-21999.html">CVE-2025-21999</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-37890.html">CVE-2025-37890</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-38000.html">CVE-2025-38000</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-38001.html">CVE-2025-38001</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-38212.html">CVE-2025-38212</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-2022-49053</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">7.3</span>
<span class="cvss-vector">CVSS:4.0/AV:L/AC:H/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-2022-49053</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-2022-49053</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-2025-21999</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.8</span>
<span class="cvss-vector">CVSS:4.0/AV:L/AC:L/AT:N/PR:L/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-2025-21999</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-2025-21999</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-2025-37890</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-2025-38000</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-2025-38000</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-2025-38001</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-2025-38001</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-2025-38212</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-2025-38212</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>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">openSUSE Leap 15.3</li>
<li class="list-group-item">SUSE Linux Enterprise High Performance Computing 15 SP3</li>
<li class="list-group-item">SUSE Linux Enterprise Live Patching 15-SP3</li>
<li class="list-group-item">SUSE Linux Enterprise Micro 5.1</li>
<li class="list-group-item">SUSE Linux Enterprise Micro 5.2</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP3</li>
<li class="list-group-item">SUSE Linux Enterprise Server for SAP Applications 15 SP3</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 Linux Kernel 5.3.18-150300_59_188 fixes several issues.</p>
<p>The following security issues were fixed:</p>
<ul>
<li>CVE-2025-21999: proc: fix UAF in proc_get_inode() (bsc#1242579).</li>
<li>CVE-2022-49053: scsi: target: tcmu: Fix possible page UAF (bsc#1237930).</li>
<li>CVE-2025-38001: net_sched: hfsc: Address reentrant enqueue adding class to eltree twice (bsc#1244235).</li>
<li>CVE-2025-38000: sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue() (bsc#1245775).</li>
<li>CVE-2025-37890: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc (bsc#1245791).</li>
<li>CVE-2025-38212: ipc: fix to protect IPCS lookups using RCU (bsc#1246030).</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 15.3
<br/>
<code>zypper in -t patch SUSE-2025-3126=1 SUSE-2025-3125=1</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Live Patching 15-SP3
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2025-3126=1 SUSE-SLE-Module-Live-Patching-15-SP3-2025-3125=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
openSUSE Leap 15.3 (ppc64le s390x x86_64)
<ul>
<li>kernel-livepatch-SLE15-SP3_Update_52-debugsource-10-150300.2.1</li>
<li>kernel-livepatch-5_3_18-150300_59_188-default-debuginfo-10-150300.2.1</li>
<li>kernel-livepatch-5_3_18-150300_59_185-default-debuginfo-11-150300.2.1</li>
<li>kernel-livepatch-5_3_18-150300_59_185-default-11-150300.2.1</li>
<li>kernel-livepatch-5_3_18-150300_59_188-default-10-150300.2.1</li>
<li>kernel-livepatch-SLE15-SP3_Update_51-debugsource-11-150300.2.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.3 (x86_64)
<ul>
<li>kernel-livepatch-5_3_18-150300_59_185-preempt-debuginfo-11-150300.2.1</li>
<li>kernel-livepatch-5_3_18-150300_59_188-preempt-debuginfo-10-150300.2.1</li>
<li>kernel-livepatch-5_3_18-150300_59_188-preempt-10-150300.2.1</li>
<li>kernel-livepatch-5_3_18-150300_59_185-preempt-11-150300.2.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Live Patching 15-SP3 (ppc64le s390x x86_64)
<ul>
<li>kernel-livepatch-5_3_18-150300_59_185-default-11-150300.2.1</li>
<li>kernel-livepatch-5_3_18-150300_59_188-default-10-150300.2.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2022-49053.html">https://www.suse.com/security/cve/CVE-2022-49053.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-21999.html">https://www.suse.com/security/cve/CVE-2025-21999.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-37890.html">https://www.suse.com/security/cve/CVE-2025-37890.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-38000.html">https://www.suse.com/security/cve/CVE-2025-38000.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-38001.html">https://www.suse.com/security/cve/CVE-2025-38001.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-38212.html">https://www.suse.com/security/cve/CVE-2025-38212.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1237930">https://bugzilla.suse.com/show_bug.cgi?id=1237930</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1242579">https://bugzilla.suse.com/show_bug.cgi?id=1242579</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1244235">https://bugzilla.suse.com/show_bug.cgi?id=1244235</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1245775">https://bugzilla.suse.com/show_bug.cgi?id=1245775</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1245791">https://bugzilla.suse.com/show_bug.cgi?id=1245791</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1246030">https://bugzilla.suse.com/show_bug.cgi?id=1246030</a>
</li>
</ul>
</div>