<div class="container">
<h1>Security update for the Linux Kernel (Live Patch 40 for SUSE Linux Enterprise 15 SP4)</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2026:0168-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-01-19T19:33:53Z</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=1248400">bsc#1248400</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1248615">bsc#1248615</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1248670">bsc#1248670</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1249242">bsc#1249242</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1250665">bsc#1250665</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1251165">bsc#1251165</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1251203">bsc#1251203</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1251787">bsc#1251787</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1253437">bsc#1253437</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1254451">bsc#1254451</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-2022-50233.html">CVE-2022-50233</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2022-50327.html">CVE-2022-50327</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2022-50409.html">CVE-2022-50409</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2022-50490.html">CVE-2022-50490</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-53676.html">CVE-2023-53676</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2024-58239.html">CVE-2024-58239</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-38476.html">CVE-2025-38476</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-38572.html">CVE-2025-38572</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-38608.html">CVE-2025-38608</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-40204.html">CVE-2025-40204</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-2022-50233</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-2022-50233</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-2022-50233</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">5.5</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2022-50327</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: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-2022-50327</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-2022-50327</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">5.5</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2022-50409</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-2022-50409</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-2022-50409</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">5.5</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2022-50490</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-2022-50490</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-2023-53676</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-2023-53676</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-2024-58239</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: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-2024-58239</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-2024-58239</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">5.5</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-38476</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-2025-38476</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-2025-38476</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-2025-38572</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">9.2</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/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-2025-38572</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.1</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-38572</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-2025-38608</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.9</span>
<span class="cvss-vector">CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-38608</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:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-38608</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">5.5</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-40204</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.7</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-40204</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">7.5</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N</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 10 vulnerabilities can now be installed.</p>
<h2>Description:</h2>
<p>This update for the SUSE Linux Enterprise kernel 5.14.21-150400.24.164 fixes various security issues</p>
<p>The following security issues were fixed:</p>
<ul>
<li>CVE-2022-50233: bluetooth: device name can cause reading kernel memory by not supplying terminal \0 (bsc#1249242).</li>
<li>CVE-2022-50327: ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value (bsc#1254451).</li>
<li>CVE-2022-50409: net: If sock is dead don't access sock's sk_wq in sk_stream_wait_memory (bsc#1250665).</li>
<li>CVE-2022-50490: bpf: Propagate error from htab_lock_bucket() to userspace (bsc#1251165).</li>
<li>CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow in lio_target_nacl_info_show() (bsc#1251787).</li>
<li>CVE-2024-58239: tls: stop recv() if initial process_rx_list gave us non-DATA (bsc#1248615).</li>
<li>CVE-2025-38476: rpl: Fix use-after-free in rpl_do_srh_inline() (bsc#1251203).</li>
<li>CVE-2025-38572: ipv6: reject malicious packets in ipv6_gso_segment() (bsc#1248400).</li>
<li>CVE-2025-38608: bpf, ktls: Fix data corruption when using bpf_msg_pop_data() in ktls (bsc#1248670).</li>
<li>CVE-2025-40204: sctp: Fix MAC comparison to be constant-time (bsc#1253437).</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-2026-175=1 SUSE-2026-168=1 SUSE-2026-177=1 SUSE-2026-178=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-SP4-2026-175=1 SUSE-SLE-Module-Live-Patching-15-SP4-2026-168=1 SUSE-SLE-Module-Live-Patching-15-SP4-2026-177=1 SUSE-SLE-Module-Live-Patching-15-SP4-2026-178=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_164-default-debuginfo-12-150400.2.1</li>
<li>kernel-livepatch-SLE15-SP4_Update_39-debugsource-12-150400.2.1</li>
<li>kernel-livepatch-5_14_21-150400_24_161-default-12-150400.2.1</li>
<li>kernel-livepatch-5_14_21-150400_24_161-default-debuginfo-12-150400.2.1</li>
<li>kernel-livepatch-SLE15-SP4_Update_37-debugsource-13-150400.2.1</li>
<li>kernel-livepatch-SLE15-SP4_Update_40-debugsource-12-150400.2.1</li>
<li>kernel-livepatch-SLE15-SP4_Update_38-debugsource-12-150400.2.1</li>
<li>kernel-livepatch-5_14_21-150400_24_164-default-12-150400.2.1</li>
<li>kernel-livepatch-5_14_21-150400_24_153-default-debuginfo-13-150400.2.1</li>
<li>kernel-livepatch-5_14_21-150400_24_158-default-12-150400.2.1</li>
<li>kernel-livepatch-5_14_21-150400_24_153-default-13-150400.2.1</li>
<li>kernel-livepatch-5_14_21-150400_24_158-default-debuginfo-12-150400.2.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
<ul>
<li>kernel-livepatch-5_14_21-150400_24_164-default-debuginfo-12-150400.2.1</li>
<li>kernel-livepatch-SLE15-SP4_Update_39-debugsource-12-150400.2.1</li>
<li>kernel-livepatch-5_14_21-150400_24_161-default-12-150400.2.1</li>
<li>kernel-livepatch-5_14_21-150400_24_161-default-debuginfo-12-150400.2.1</li>
<li>kernel-livepatch-SLE15-SP4_Update_37-debugsource-13-150400.2.1</li>
<li>kernel-livepatch-SLE15-SP4_Update_40-debugsource-12-150400.2.1</li>
<li>kernel-livepatch-SLE15-SP4_Update_38-debugsource-12-150400.2.1</li>
<li>kernel-livepatch-5_14_21-150400_24_164-default-12-150400.2.1</li>
<li>kernel-livepatch-5_14_21-150400_24_153-default-debuginfo-13-150400.2.1</li>
<li>kernel-livepatch-5_14_21-150400_24_158-default-12-150400.2.1</li>
<li>kernel-livepatch-5_14_21-150400_24_153-default-13-150400.2.1</li>
<li>kernel-livepatch-5_14_21-150400_24_158-default-debuginfo-12-150400.2.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2022-50233.html">https://www.suse.com/security/cve/CVE-2022-50233.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2022-50327.html">https://www.suse.com/security/cve/CVE-2022-50327.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2022-50409.html">https://www.suse.com/security/cve/CVE-2022-50409.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2022-50490.html">https://www.suse.com/security/cve/CVE-2022-50490.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-53676.html">https://www.suse.com/security/cve/CVE-2023-53676.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2024-58239.html">https://www.suse.com/security/cve/CVE-2024-58239.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-38476.html">https://www.suse.com/security/cve/CVE-2025-38476.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-38572.html">https://www.suse.com/security/cve/CVE-2025-38572.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-38608.html">https://www.suse.com/security/cve/CVE-2025-38608.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-40204.html">https://www.suse.com/security/cve/CVE-2025-40204.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1248400">https://bugzilla.suse.com/show_bug.cgi?id=1248400</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1248615">https://bugzilla.suse.com/show_bug.cgi?id=1248615</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1248670">https://bugzilla.suse.com/show_bug.cgi?id=1248670</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1249242">https://bugzilla.suse.com/show_bug.cgi?id=1249242</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1250665">https://bugzilla.suse.com/show_bug.cgi?id=1250665</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1251165">https://bugzilla.suse.com/show_bug.cgi?id=1251165</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1251203">https://bugzilla.suse.com/show_bug.cgi?id=1251203</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1251787">https://bugzilla.suse.com/show_bug.cgi?id=1251787</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1253437">https://bugzilla.suse.com/show_bug.cgi?id=1253437</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1254451">https://bugzilla.suse.com/show_bug.cgi?id=1254451</a>
</li>
</ul>
</div>