<div class="container">
<h1>Security update for iperf</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2025:20658-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2025-09-05T12:57:05Z</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=1247519">bsc#1247519</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1247520">bsc#1247520</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1247522">bsc#1247522</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-2025-54349.html">CVE-2025-54349</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-54350.html">CVE-2025-54350</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-54351.html">CVE-2025-54351</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-2025-54349</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.0</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-54349</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.5</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-54349</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">10.0</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-54350</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.3</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-54350</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">3.7</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-54350</span>
<span class="cvss-source">
(
NVD
):
</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-2025-54351</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">7.5</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-54351</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.9</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-54351</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">10.0</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H</span>
</li>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">SUSE Linux Micro Extras 6.0</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves three vulnerabilities can now be installed.</p>
<h2>Description:</h2>
<p>This update for iperf fixes the following issues:</p>
<p>Update to 3.19.1:</p>
<ul>
<li>CVE-2025-54349: Fixed off-by-one error and resultant heap-based buffer overflow (bsc#1247519).</li>
<li>CVE-2025-54350: Fixed Base64Decode assertion failure and application exit upon a malformed authentication attempt (bsc#1247520).</li>
<li>CVE-2025-54351: Fixed buffer overflow when --skip-rx-copy is used (for MSG_TRUNC in recv) (bsc#1247522).</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 Micro Extras 6.0
<br/>
<code>zypper in -t patch SUSE-SLE-Micro-6.0-448=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Micro Extras 6.0 (aarch64 s390x x86_64)
<ul>
<li>iperf-debuginfo-3.19.1-1.1</li>
<li>libiperf0-3.19.1-1.1</li>
<li>iperf-debugsource-3.19.1-1.1</li>
<li>iperf-3.19.1-1.1</li>
<li>libiperf0-debuginfo-3.19.1-1.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-54349.html">https://www.suse.com/security/cve/CVE-2025-54349.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-54350.html">https://www.suse.com/security/cve/CVE-2025-54350.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-54351.html">https://www.suse.com/security/cve/CVE-2025-54351.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1247519">https://bugzilla.suse.com/show_bug.cgi?id=1247519</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1247520">https://bugzilla.suse.com/show_bug.cgi?id=1247520</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1247522">https://bugzilla.suse.com/show_bug.cgi?id=1247522</a>
</li>
</ul>
</div>