<div class="container">
<h1>Security update for xen</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2023:2535-1</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=1027519">#1027519</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1208736">#1208736</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1209237">#1209237</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1209245">#1209245</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1210315">#1210315</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1210570">#1210570</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1211433">#1211433</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-2022-42335.html">CVE-2022-42335</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2022-42336.html">CVE-2022-42336</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-2022-42335</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">7.3</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2022-42336</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">3.3</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N</span>
</li>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">Basesystem Module 15-SP5</li>
<li class="list-group-item">openSUSE Leap 15.5</li>
<li class="list-group-item">Server Applications Module 15-SP5</li>
<li class="list-group-item">SUSE Linux Enterprise Desktop 15 SP5</li>
<li class="list-group-item">SUSE Linux Enterprise High Performance Computing 15 SP5</li>
<li class="list-group-item">SUSE Linux Enterprise Real Time 15 SP5</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP5</li>
<li class="list-group-item">SUSE Linux Enterprise Server for SAP Applications 15 SP5</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves two vulnerabilities and has five fixes can now be installed.</p>
<h2>Description:</h2>
<p>This update for xen fixes the following issues:</p>
<p>Security fixes:</p>
<ul>
<li>CVE-2022-42336: Fix an issue where guests configuring AMD
Speculative Store Bypass Disable would have no effect (XSA-431)
(bsc#1211433).</li>
<li>CVE-2022-42335: Fixed an issue where guests running under shadow
mode with a PCI devices passed through could force the hypervisor
to dereference arbitrary memory, leading to a denial of service
(XSA-430) (bsc#1210315).</li>
</ul>
<p>Non-security fixes:</p>
<ul>
<li>Fixed a build warning false positive (bsc#1210570).</li>
<li>Added missing debug-info to xen-syms (bsc#1209237).</li>
<li>Updated to version 4.17.1 (bsc#1027519).</li>
<li>Fixed a failure during VM destruction when using host-assisted kexec
and kdump (bsc#1209245).</li>
<li>Other upstream fixes (bsc#1027519).</li>
</ul>
<h2>Special Instructions and Notes:</h2>
<ul>
<li>Please reboot the system after installing this update.</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">
openSUSE Leap 15.5
<br/>
<code>zypper in -t patch SUSE-2023-2535=1 openSUSE-SLE-15.5-2023-2535=1</code>
</li>
<li class="list-group-item">
Basesystem Module 15-SP5
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP5-2023-2535=1</code>
</li>
<li class="list-group-item">
Server Applications Module 15-SP5
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP5-2023-2535=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
openSUSE Leap 15.5 (aarch64 x86_64 i586)
<ul>
<li>xen-debugsource-4.17.1_04-150500.3.3.1</li>
<li>xen-tools-domU-4.17.1_04-150500.3.3.1</li>
<li>xen-libs-4.17.1_04-150500.3.3.1</li>
<li>xen-tools-domU-debuginfo-4.17.1_04-150500.3.3.1</li>
<li>xen-devel-4.17.1_04-150500.3.3.1</li>
<li>xen-libs-debuginfo-4.17.1_04-150500.3.3.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.5 (x86_64)
<ul>
<li>xen-libs-32bit-debuginfo-4.17.1_04-150500.3.3.1</li>
<li>xen-libs-32bit-4.17.1_04-150500.3.3.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.5 (aarch64 x86_64)
<ul>
<li>xen-tools-debuginfo-4.17.1_04-150500.3.3.1</li>
<li>xen-tools-4.17.1_04-150500.3.3.1</li>
<li>xen-4.17.1_04-150500.3.3.1</li>
<li>xen-doc-html-4.17.1_04-150500.3.3.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.5 (noarch)
<ul>
<li>xen-tools-xendomains-wait-disk-4.17.1_04-150500.3.3.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.5 (aarch64_ilp32)
<ul>
<li>xen-libs-64bit-4.17.1_04-150500.3.3.1</li>
<li>xen-libs-64bit-debuginfo-4.17.1_04-150500.3.3.1</li>
</ul>
</li>
<li>
Basesystem Module 15-SP5 (x86_64)
<ul>
<li>xen-debugsource-4.17.1_04-150500.3.3.1</li>
<li>xen-tools-domU-4.17.1_04-150500.3.3.1</li>
<li>xen-libs-4.17.1_04-150500.3.3.1</li>
<li>xen-tools-domU-debuginfo-4.17.1_04-150500.3.3.1</li>
<li>xen-libs-debuginfo-4.17.1_04-150500.3.3.1</li>
</ul>
</li>
<li>
Server Applications Module 15-SP5 (x86_64)
<ul>
<li>xen-debugsource-4.17.1_04-150500.3.3.1</li>
<li>xen-devel-4.17.1_04-150500.3.3.1</li>
<li>xen-4.17.1_04-150500.3.3.1</li>
<li>xen-tools-debuginfo-4.17.1_04-150500.3.3.1</li>
<li>xen-tools-4.17.1_04-150500.3.3.1</li>
</ul>
</li>
<li>
Server Applications Module 15-SP5 (noarch)
<ul>
<li>xen-tools-xendomains-wait-disk-4.17.1_04-150500.3.3.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2022-42335.html">https://www.suse.com/security/cve/CVE-2022-42335.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2022-42336.html">https://www.suse.com/security/cve/CVE-2022-42336.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1027519">https://bugzilla.suse.com/show_bug.cgi?id=1027519</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1208736">https://bugzilla.suse.com/show_bug.cgi?id=1208736</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1209237">https://bugzilla.suse.com/show_bug.cgi?id=1209237</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1209245">https://bugzilla.suse.com/show_bug.cgi?id=1209245</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1210315">https://bugzilla.suse.com/show_bug.cgi?id=1210315</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1210570">https://bugzilla.suse.com/show_bug.cgi?id=1210570</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1211433">https://bugzilla.suse.com/show_bug.cgi?id=1211433</a>
</li>
</ul>
</div>