<div class="container">
<h1>Security update for the Linux Kernel RT (Live Patch 2 for SLE 15 SP4)</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2023:3063-1</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=1210566">#1210566</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1210987">#1210987</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1212509">#1212509</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-2023-2002.html">CVE-2023-2002</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-2235.html">CVE-2023-2235</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-35788.html">CVE-2023-35788</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-2023-2002</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-2023-2002</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.8</span>
<span class="cvss-vector">CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-2235</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-2023-2235</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-2023-35788</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">7.4</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-35788</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">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 three vulnerabilities can now be installed.</p>
<h2>Description:</h2>
<p>This update for the Linux Kernel 5.14.21-150400_15_8 fixes several issues.</p>
<p>The following security issues were fixed:</p>
<ul>
<li>CVE-2023-35788: Fixed an out-of-bounds write in the flower classifier code via TCA_FLOWER_KEY_ENC_OPTS_GENEVE packets in fl_set_geneve_opt in net/sched/cls_flower.c (bsc#1212509).</li>
<li>CVE-2023-2235: Fixed an use-after-free in the Performance Events system can be exploited to achieve local privilege escalation (bsc#1210987).</li>
<li>CVE-2023-2002: Fixed a flaw that allowed an attacker to unauthorized execution of management commands, compromising the confidentiality, integrity, and availability of Bluetooth communication (bsc#1210566).</li>
</ul>
<h2>Patch Instructions:</h2>
<p>
To install this SUSE Important 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-SP4
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2023-3064=1 SUSE-SLE-Module-Live-Patching-15-SP4-2023-3070=1 SUSE-SLE-Module-Live-Patching-15-SP4-2023-3067=1 SUSE-SLE-Module-Live-Patching-15-SP4-2023-3063=1</code>
</li>
<li class="list-group-item">
openSUSE Leap 15.4
<br/>
<code>zypper in -t patch SUSE-2023-3064=1 SUSE-2023-3070=1 SUSE-2023-3067=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Enterprise Live Patching 15-SP4 (x86_64)
<ul>
<li>kernel-livepatch-5_14_21-150400_15_8-rt-7-150400.2.2</li>
<li>kernel-livepatch-SLE15-SP4-RT_Update_2-debugsource-7-150400.2.2</li>
<li>kernel-livepatch-5_14_21-150400_15_8-rt-debuginfo-7-150400.2.2</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
<ul>
<li>kernel-livepatch-5_14_21-150400_24_46-default-debuginfo-6-150400.2.2</li>
<li>kernel-livepatch-5_14_21-150400_24_33-default-9-150400.2.2</li>
<li>kernel-livepatch-5_14_21-150400_24_21-default-12-150400.2.2</li>
<li>kernel-livepatch-SLE15-SP4_Update_5-debugsource-9-150400.2.2</li>
<li>kernel-livepatch-SLE15-SP4_Update_8-debugsource-6-150400.2.2</li>
<li>kernel-livepatch-SLE15-SP4_Update_3-debugsource-12-150400.2.2</li>
<li>kernel-livepatch-5_14_21-150400_24_46-default-6-150400.2.2</li>
<li>kernel-livepatch-5_14_21-150400_24_33-default-debuginfo-9-150400.2.2</li>
<li>kernel-livepatch-5_14_21-150400_24_21-default-debuginfo-12-150400.2.2</li>
</ul>
</li>
<li>
openSUSE Leap 15.4 (ppc64le s390x x86_64)
<ul>
<li>kernel-livepatch-5_14_21-150400_24_46-default-debuginfo-6-150400.2.2</li>
<li>kernel-livepatch-5_14_21-150400_24_33-default-9-150400.2.2</li>
<li>kernel-livepatch-5_14_21-150400_24_21-default-12-150400.2.2</li>
<li>kernel-livepatch-SLE15-SP4_Update_5-debugsource-9-150400.2.2</li>
<li>kernel-livepatch-SLE15-SP4_Update_8-debugsource-6-150400.2.2</li>
<li>kernel-livepatch-SLE15-SP4_Update_3-debugsource-12-150400.2.2</li>
<li>kernel-livepatch-5_14_21-150400_24_46-default-6-150400.2.2</li>
<li>kernel-livepatch-5_14_21-150400_24_33-default-debuginfo-9-150400.2.2</li>
<li>kernel-livepatch-5_14_21-150400_24_21-default-debuginfo-12-150400.2.2</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-2002.html">https://www.suse.com/security/cve/CVE-2023-2002.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-2235.html">https://www.suse.com/security/cve/CVE-2023-2235.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-35788.html">https://www.suse.com/security/cve/CVE-2023-35788.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1210566">https://bugzilla.suse.com/show_bug.cgi?id=1210566</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1210987">https://bugzilla.suse.com/show_bug.cgi?id=1210987</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1212509">https://bugzilla.suse.com/show_bug.cgi?id=1212509</a>
</li>
</ul>
</div>