<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-2026:4663-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-10-14T11:34:17Z</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=1281213">bsc#1281213</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281218">bsc#1281218</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281220">bsc#1281220</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281225">bsc#1281225</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281227">bsc#1281227</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281233">bsc#1281233</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281236">bsc#1281236</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281238">bsc#1281238</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281241">bsc#1281241</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281242">bsc#1281242</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-2026-88812.html">CVE-2026-88812</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-93515.html">CVE-2026-93515</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-93516.html">CVE-2026-93516</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-93517.html">CVE-2026-93517</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-93518.html">CVE-2026-93518</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-93519.html">CVE-2026-93519</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-93520.html">CVE-2026-93520</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-93521.html">CVE-2026-93521</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-93523.html">CVE-2026-93523</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-93524.html">CVE-2026-93524</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-2026-88812</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-2026-88812</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-2026-93515</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-2026-93515</span>
<span class="cvss-source">
(
SUSE
):
</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-2026-93516</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-2026-93516</span>
<span class="cvss-source">
(
SUSE
):
</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-2026-93517</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-2026-93517</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-2026-93518</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-2026-93518</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-2026-93519</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-2026-93519</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-2026-93520</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-2026-93520</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-2026-93521</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-2026-93521</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-2026-93523</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-2026-93523</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-2026-93524</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:L/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-93524</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.1</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L</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 High Performance Computing ESPOS 15 SP4</li>
<li class="list-group-item">SUSE Linux Enterprise High Performance Computing LTSS 15 SP4</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP4</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP4 LTSS</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 xorg-x11-server fixes the following issues:</p>
<ul>
<li>CVE-2026-88812: XKB SetGeometry TextDoodad Double Free (bsc#1281213).</li>
<li>CVE-2026-93515: X.Org Server Present Extension Use-After-Free (bsc#1281218).</li>
<li>CVE-2026-93516: X.Org Server XInput Passive Grab Use-After-Free (bsc#1281220).</li>
<li>CVE-2026-93517: GLX RenderLarge Heap Buffer Overflow (bsc#1281225).</li>
<li>CVE-2026-93518: XKB ResizeKeyType Numeric Truncation (bsc#1281227).</li>
<li>CVE-2026-93519: XFixes Pointer Barrier Event List Buffer Overflow (bsc#1281233).</li>
<li>CVE-2026-93520: XKB ChangeKeycodeRange Heap Out-of-Bounds Write (bsc#1281236).</li>
<li>CVE-2026-93521: RandR ChangeProviderProperty Heap Buffer Overflow (bsc#1281238).</li>
<li>CVE-2026-93523: XInput2 PassiveUngrabDevice Out-of-Bounds Write (bsc#1281241).</li>
<li>CVE-2026-93524: XKB SetMap Key Width/Action Count Desync Out-Of-Bounds Read (bsc#1281242).</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">
SUSE Linux Enterprise Server for SAP Applications 15 SP4
<br/>
<code>zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-4663</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
<br/>
<code>zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-4663</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
<br/>
<code>zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-4663</code>
</li>
<li class="list-group-item">
openSUSE Leap 15.4
<br/>
<code>zypper in -t patch SUSE-2026-4663</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Server 15 SP4 LTSS
<br/>
<code>zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-4663</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64)
<ul>
<li>xorg-x11-server-extra-debuginfo-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-debugsource-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-debuginfo-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-sdk-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-extra-1.20.3-150400.38.77.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64 x86_64)
<ul>
<li>xorg-x11-server-extra-debuginfo-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-debugsource-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-debuginfo-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-sdk-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-extra-1.20.3-150400.38.77.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64 x86_64)
<ul>
<li>xorg-x11-server-extra-debuginfo-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-debugsource-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-debuginfo-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-sdk-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-extra-1.20.3-150400.38.77.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.4 (aarch64 i586 ppc64le s390x x86_64)
<ul>
<li>xorg-x11-server-extra-debuginfo-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-debugsource-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-debuginfo-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-source-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-sdk-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-extra-1.20.3-150400.38.77.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)
<ul>
<li>xorg-x11-server-extra-debuginfo-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-debugsource-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-debuginfo-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-sdk-1.20.3-150400.38.77.1</li>
<li>xorg-x11-server-extra-1.20.3-150400.38.77.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-88812.html">https://www.suse.com/security/cve/CVE-2026-88812.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-93515.html">https://www.suse.com/security/cve/CVE-2026-93515.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-93516.html">https://www.suse.com/security/cve/CVE-2026-93516.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-93517.html">https://www.suse.com/security/cve/CVE-2026-93517.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-93518.html">https://www.suse.com/security/cve/CVE-2026-93518.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-93519.html">https://www.suse.com/security/cve/CVE-2026-93519.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-93520.html">https://www.suse.com/security/cve/CVE-2026-93520.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-93521.html">https://www.suse.com/security/cve/CVE-2026-93521.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-93523.html">https://www.suse.com/security/cve/CVE-2026-93523.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-93524.html">https://www.suse.com/security/cve/CVE-2026-93524.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281213">https://bugzilla.suse.com/show_bug.cgi?id=1281213</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281218">https://bugzilla.suse.com/show_bug.cgi?id=1281218</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281220">https://bugzilla.suse.com/show_bug.cgi?id=1281220</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281225">https://bugzilla.suse.com/show_bug.cgi?id=1281225</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281227">https://bugzilla.suse.com/show_bug.cgi?id=1281227</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281233">https://bugzilla.suse.com/show_bug.cgi?id=1281233</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281236">https://bugzilla.suse.com/show_bug.cgi?id=1281236</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281238">https://bugzilla.suse.com/show_bug.cgi?id=1281238</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281241">https://bugzilla.suse.com/show_bug.cgi?id=1281241</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1281242">https://bugzilla.suse.com/show_bug.cgi?id=1281242</a>
</li>
</ul>
</div>