<div class="container">
<h1>Recommended update for openldap2_6</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-RU-2026:23723-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-09-10T12:59:28Z</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=1239787">bsc#1239787</a>
</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 has one fix can now be installed.</p>
<h2>Description:</h2>
<p>This update for openldap2_6 fixes the following issues:</p>
<p>Changes in openldap2_6:</p>
<ul>
<li>Update to version 2.6.13+157:<ul>
<li>Add export symbols related to LDAP_CONNECTIONLESS</li>
<li>Clear after free:<ul>
<li>Cleaning up memory and immediately erasing the pointer's memory address</li>
</ul>
</li>
<li>prevent double free:<ul>
<li>Ensuring the application never releases the exact same block of memory twice</li>
</ul>
</li>
<li>liblber calloc:<ul>
<li>OpenLDAP's specialized memory allocator that automatically wipes memory clean</li>
</ul>
</li>
<li>Fix: openldap2_5: segfault when try to add bad escaped regex (bsc#1239787):<ul>
<li>prevent double free in info rewrite</li>
</ul>
</li>
<li>Set default ldapi path to be consistent for SUSE</li>
<li>guide.html file cherry-picked from
https://src.opensuse.org/jengelh/openldap2/src/branch/master/openldap-2.6.8.tgz</li>
<li>Use OpenSSL API to verify host</li>
<li>Change malloc to use calloc to prevent memory reuse corruption</li>
<li>Return to release engineering</li>
</ul>
</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-16.0-1658</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Server 16.0
<br/>
<code>zypper in -t patch SUSE-SLES-16.0-1658</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
<ul>
<li>openldap2_6-devel-2.6.13+157-160000.1.1</li>
<li>libldapcpp-devel-2.6.13+157-160000.1.1</li>
<li>libldap2-sap-compat-debuginfo-2.6.13+157-160000.1.1</li>
<li>libldapcpp0-debuginfo-2.6.13+157-160000.1.1</li>
<li>libldapcpp0-2.6.13+157-160000.1.1</li>
<li>libldap2-sap-compat-2.6.13+157-160000.1.1</li>
<li>openldap2_6-client-debuginfo-2.6.13+157-160000.1.1</li>
<li>openldap2_6-client-2.6.13+157-160000.1.1</li>
<li>libldap-2-debuginfo-2.6.13+157-160000.1.1</li>
<li>openldap2_6-debuginfo-2.6.13+157-160000.1.1</li>
<li>libldap-2-2.6.13+157-160000.1.1</li>
<li>openldap2_6-debugsource-2.6.13+157-160000.1.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server for SAP applications 16.0 (noarch)
<ul>
<li>libldap-data-2.6.13+157-160000.1.1</li>
<li>openldap2_6-doc-2.6.13+157-160000.1.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
<ul>
<li>openldap2_6-devel-2.6.13+157-160000.1.1</li>
<li>libldapcpp-devel-2.6.13+157-160000.1.1</li>
<li>libldap2-sap-compat-debuginfo-2.6.13+157-160000.1.1</li>
<li>libldapcpp0-debuginfo-2.6.13+157-160000.1.1</li>
<li>libldapcpp0-2.6.13+157-160000.1.1</li>
<li>libldap2-sap-compat-2.6.13+157-160000.1.1</li>
<li>openldap2_6-client-debuginfo-2.6.13+157-160000.1.1</li>
<li>openldap2_6-client-2.6.13+157-160000.1.1</li>
<li>libldap-2-debuginfo-2.6.13+157-160000.1.1</li>
<li>openldap2_6-debuginfo-2.6.13+157-160000.1.1</li>
<li>libldap-2-2.6.13+157-160000.1.1</li>
<li>openldap2_6-debugsource-2.6.13+157-160000.1.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 16.0 (noarch)
<ul>
<li>libldap-data-2.6.13+157-160000.1.1</li>
<li>openldap2_6-doc-2.6.13+157-160000.1.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1239787">https://bugzilla.suse.com/show_bug.cgi?id=1239787</a>
</li>
</ul>
</div>