<div class="container">
<h1>Security update for xorg-x11-server</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2023:4791-1</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=1217765">bsc#1217765</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1217766">bsc#1217766</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-2023-6377.html">CVE-2023-6377</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-6478.html">CVE-2023-6478</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-2023-6377</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.4</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-6478</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.2</span>
<span class="cvss-vector">CVSS:3.1/AV:L/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">Basesystem Module 15-SP4</li>
<li class="list-group-item">Development Tools Module 15-SP4</li>
<li class="list-group-item">openSUSE Leap 15.4</li>
<li class="list-group-item">SUSE Linux Enterprise Desktop 15 SP4</li>
<li class="list-group-item">SUSE Linux Enterprise High Performance Computing 15 SP4</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>
<li class="list-group-item">SUSE Manager Proxy 4.3</li>
<li class="list-group-item">SUSE Manager Retail Branch Server 4.3</li>
<li class="list-group-item">SUSE Manager Server 4.3</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves two vulnerabilities can now be installed.</p>
<h2>Description:</h2>
<p>This update for xorg-x11-server fixes the following issues:</p>
<ul>
<li>CVE-2023-6377: Fixed out-of-bounds memory write in XKB button actions (bsc#1217765).</li>
<li>CVE-2023-6478: Fixed out-of-bounds memory read in RRChangeOutputProperty and RRChangeProviderProperty (bsc#1217766).</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-2023-4791=1 openSUSE-SLE-15.4-2023-4791=1</code>
</li>
<li class="list-group-item">
Basesystem Module 15-SP4
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP4-2023-4791=1</code>
</li>
<li class="list-group-item">
Development Tools Module 15-SP4
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP4-2023-4791=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)
<ul>
<li>xorg-x11-server-source-1.20.3-150400.38.32.1</li>
<li>xorg-x11-server-debugsource-1.20.3-150400.38.32.1</li>
<li>xorg-x11-server-1.20.3-150400.38.32.1</li>
<li>xorg-x11-server-debuginfo-1.20.3-150400.38.32.1</li>
<li>xorg-x11-server-extra-1.20.3-150400.38.32.1</li>
<li>xorg-x11-server-sdk-1.20.3-150400.38.32.1</li>
<li>xorg-x11-server-extra-debuginfo-1.20.3-150400.38.32.1</li>
</ul>
</li>
<li>
Basesystem Module 15-SP4 (aarch64 ppc64le s390x x86_64)
<ul>
<li>xorg-x11-server-debugsource-1.20.3-150400.38.32.1</li>
<li>xorg-x11-server-1.20.3-150400.38.32.1</li>
<li>xorg-x11-server-debuginfo-1.20.3-150400.38.32.1</li>
<li>xorg-x11-server-extra-1.20.3-150400.38.32.1</li>
<li>xorg-x11-server-extra-debuginfo-1.20.3-150400.38.32.1</li>
</ul>
</li>
<li>
Development Tools Module 15-SP4 (aarch64 ppc64le s390x x86_64)
<ul>
<li>xorg-x11-server-debugsource-1.20.3-150400.38.32.1</li>
<li>xorg-x11-server-sdk-1.20.3-150400.38.32.1</li>
<li>xorg-x11-server-debuginfo-1.20.3-150400.38.32.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-6377.html">https://www.suse.com/security/cve/CVE-2023-6377.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-6478.html">https://www.suse.com/security/cve/CVE-2023-6478.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1217765">https://bugzilla.suse.com/show_bug.cgi?id=1217765</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1217766">https://bugzilla.suse.com/show_bug.cgi?id=1217766</a>
</li>
</ul>
</div>