<div class="container">
<h1>Security update for go1.26</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2026:24359-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-10-21T21:25:38Z</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=1255111">bsc#1255111</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284770">bsc#1284770</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284772">bsc#1284772</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1286261">bsc#1286261</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1286317">bsc#1286317</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-2026-111943.html">CVE-2026-111943</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-78663.html">CVE-2026-78663</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-78669.html">CVE-2026-78669</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-2026-111943</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:H/I:H/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-78663</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.3</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-78663</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">9.1</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-78669</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:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-78669</span>
<span class="cvss-source">
(
NVD
):
</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:N/I:N/A:H</span>
</li>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">SUSE Linux Enterprise Server 16.0</li>
<li class="list-group-item">SUSE Linux Enterprise Server for SAP applications 16.0</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves three vulnerabilities and has two fixes can now be installed.</p>
<h2>Description:</h2>
<p>This update for go1.26 fixes the following issues:</p>
<p>Update to go 1.26.10 (bsc#1255111):</p>
<ul>
<li>CVE-2026-78663: net/http: double flow control refund on HTTP/2 server streams (bsc#1284770).</li>
<li>CVE-2026-78669: net/http: excessive CPU consumption from repeated initial window changes (bsc#1284772).</li>
<li>CVE-2026-111943: crypto/x509: mitigation for security concerns with a specific Certificate Authority (bsc#1286317,
bsc#1286261).</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 16.0
<br/>
<code>zypper in -t patch SUSE-SLES-16.0-1956</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Server 16.0
<br/>
<code>zypper in -t patch SUSE-SLES-16.0-1956</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
<ul>
<li>go1.26-race-1.26.10-160000.1.1</li>
<li>go1.26-1.26.10-160000.1.1</li>
<li>go1.26-doc-1.26.10-160000.1.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
<ul>
<li>go1.26-race-1.26.10-160000.1.1</li>
<li>go1.26-1.26.10-160000.1.1</li>
<li>go1.26-doc-1.26.10-160000.1.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-111943.html">https://www.suse.com/security/cve/CVE-2026-111943.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-78663.html">https://www.suse.com/security/cve/CVE-2026-78663.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-78669.html">https://www.suse.com/security/cve/CVE-2026-78669.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1255111">https://bugzilla.suse.com/show_bug.cgi?id=1255111</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284770">https://bugzilla.suse.com/show_bug.cgi?id=1284770</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1284772">https://bugzilla.suse.com/show_bug.cgi?id=1284772</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1286261">https://bugzilla.suse.com/show_bug.cgi?id=1286261</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1286317">https://bugzilla.suse.com/show_bug.cgi?id=1286317</a>
</li>
</ul>
</div>