<div class="container">
<h1>Security update for dnsdist</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2025:01792-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2025-06-02T07:38:54Z</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=1243378">bsc#1243378</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-2025-30193.html">CVE-2025-30193</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-2025-30193</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.7</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:N/PR:N/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-2025-30193</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-2025-30193</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 Enterprise Storage 7.1</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP3</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP3 LTSS</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves one vulnerability can now be installed.</p>
<h2>Description:</h2>
<p>This update for dnsdist fixes the following issues:</p>
<ul>
<li>CVE-2025-30193: stack exhaustion when processing too many queries on incoming TCP connections leads to a
denial-of-service (bsc#1243378).</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 Enterprise Storage 7.1
<br/>
<code>zypper in -t patch SUSE-Storage-7.1-2025-1792=1</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Server 15 SP3 LTSS
<br/>
<code>zypper in -t patch SUSE-SLE-Product-SLES-15-SP3-LTSS-2025-1792=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Enterprise Storage 7.1 (aarch64 x86_64)
<ul>
<li>dnsdist-1.8.0-150100.3.8.1</li>
<li>dnsdist-debugsource-1.8.0-150100.3.8.1</li>
<li>dnsdist-debuginfo-1.8.0-150100.3.8.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 15 SP3 LTSS (aarch64 x86_64)
<ul>
<li>dnsdist-1.8.0-150100.3.8.1</li>
<li>dnsdist-debugsource-1.8.0-150100.3.8.1</li>
<li>dnsdist-debuginfo-1.8.0-150100.3.8.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-30193.html">https://www.suse.com/security/cve/CVE-2025-30193.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1243378">https://bugzilla.suse.com/show_bug.cgi?id=1243378</a>
</li>
</ul>
</div>