<div class="container">
<h1>Security update for warewulf4</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2026:2830-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-07-09T18:42:10Z</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=1254470">bsc#1254470</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1258511">bsc#1258511</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1262810">bsc#1262810</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1265653">bsc#1265653</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1266483">bsc#1266483</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1268790">bsc#1268790</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-2025-69725.html">CVE-2025-69725</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-33814.html">CVE-2026-33814</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-34986.html">CVE-2026-34986</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-39821.html">CVE-2026-39821</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-2025-69725</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">2.3</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:N/SC:L/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-69725</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.1</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-69725</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">4.7</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-33814</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-2026-33814</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>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-33814</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>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-33814</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>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-34986</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-2026-34986</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-2026-34986</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>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-34986</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>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-39821</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">9.1</span>
<span class="cvss-vector">CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-39821</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-2026-39821</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">9.6</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-39821</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">8.2</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N</span>
</li>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">HPC Module 15-SP7</li>
<li class="list-group-item">openSUSE Leap 15.5</li>
<li class="list-group-item">SUSE Linux Enterprise High Performance Computing 15 SP5</li>
<li class="list-group-item">SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5</li>
<li class="list-group-item">SUSE Linux Enterprise High Performance Computing LTSS 15 SP5</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP6</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP6 LTSS</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP7</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves four vulnerabilities and has two security fixes can now be installed.</p>
<h2>Description:</h2>
<p>This update for warewulf4 fixes the following issues:</p>
<p>Update to v4.7.0.</p>
<p>Security issues fixed:</p>
<ul>
<li>CVE-2025-69725: incorrect input validation in the <code>RedirectSlashes</code> function can lead to an open redirect
(bsc#1258511).</li>
<li>CVE-2026-33814: golang.org/x/net/http2: infinite loop in HTTP/2 transport when given bad <code>SETTINGS_MAX_FRAME_SIZE</code>
can lead to a denial of service (bsc#1265653).</li>
<li>CVE-2026-34986: github.com/go-jose/go-jose/v4: crafted JWE input with a missing encrypted key can lead to a denial of
service (bsc#1262810).</li>
<li>CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation
bypass and privilege escalation (bsc#1266483).</li>
</ul>
<p>Other updates and bugfixes:</p>
<ul>
<li>Add correct flag <code>--update-overlays</code> fix (bsc#1268790). </li>
<li>v4.7.0:</li>
<li>New <code>wwctl</code> unset command</li>
<li>Refactored server routes (URLs)</li>
<li>New <code>/files/</code> route for serving individual files and templates</li>
<li>Server TLS support</li>
<li>Removed support for fetching individual overlays and individual files from overlays</li>
<li>Fixed whitespace handling around template functions</li>
<li>Security fixes, including updated Go and library versions</li>
<li>v4.6.5:</li>
<li>New wwctl overlay info command</li>
<li>Fixed <code>wwctl</code> image import <code>--update</code> option</li>
<li>Cross-arch support for <code>wwclient</code></li>
<li>Improved IPv6 support</li>
<li>Improved support for bonded interfaces</li>
<li>Renamed <code>debian.interfaces</code> overlay to <code>ifupdown</code></li>
<li>New <code>systemd-networkd</code> overlay</li>
<li><code>warewulf-dracut</code> fixes, including <code>provision-to-disk</code> fixes</li>
<li>Remove <code>slurm-overlay</code> package.</li>
<li>Fix <code>wwctl</code> image import <code>--update</code> option (bsc#1254470).</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 High Performance Computing ESPOS 15 SP5
<br/>
<code>zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-2830=1</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Server 15 SP6 LTSS
<br/>
<code>zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-2830=1</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
<br/>
<code>zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-2830=1</code>
</li>
<li class="list-group-item">
openSUSE Leap 15.5
<br/>
<code>zypper in -t patch SUSE-2026-2830=1</code>
</li>
<li class="list-group-item">
HPC Module 15-SP7
<br/>
<code>zypper in -t patch SUSE-SLE-Module-HPC-15-SP7-2026-2830=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
openSUSE Leap 15.5 (noarch)
<ul>
<li>warewulf4-dracut-4.7.0-150500.6.42.1</li>
<li>warewulf4-reference-doc-4.7.0-150500.6.42.1</li>
<li>warewulf4-man-4.7.0-150500.6.42.1</li>
<li>warewulf4-overlay-rke2-4.7.0-150500.6.42.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.5 (aarch64 x86_64)
<ul>
<li>warewulf4-overlay-4.7.0-150500.6.42.1</li>
<li>warewulf4-4.7.0-150500.6.42.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64 x86_64)
<ul>
<li>warewulf4-overlay-4.7.0-150500.6.42.1</li>
<li>warewulf4-4.7.0-150500.6.42.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (noarch)
<ul>
<li>warewulf4-dracut-4.7.0-150500.6.42.1</li>
<li>warewulf4-man-4.7.0-150500.6.42.1</li>
<li>warewulf4-reference-doc-4.7.0-150500.6.42.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64 x86_64)
<ul>
<li>warewulf4-overlay-4.7.0-150500.6.42.1</li>
<li>warewulf4-4.7.0-150500.6.42.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (noarch)
<ul>
<li>warewulf4-dracut-4.7.0-150500.6.42.1</li>
<li>warewulf4-man-4.7.0-150500.6.42.1</li>
<li>warewulf4-reference-doc-4.7.0-150500.6.42.1</li>
</ul>
</li>
<li>
HPC Module 15-SP7 (aarch64 x86_64)
<ul>
<li>warewulf4-overlay-4.7.0-150500.6.42.1</li>
<li>warewulf4-4.7.0-150500.6.42.1</li>
</ul>
</li>
<li>
HPC Module 15-SP7 (noarch)
<ul>
<li>warewulf4-dracut-4.7.0-150500.6.42.1</li>
<li>warewulf4-reference-doc-4.7.0-150500.6.42.1</li>
<li>warewulf4-man-4.7.0-150500.6.42.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 x86_64)
<ul>
<li>warewulf4-overlay-4.7.0-150500.6.42.1</li>
<li>warewulf4-4.7.0-150500.6.42.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 15 SP6 LTSS (noarch)
<ul>
<li>warewulf4-dracut-4.7.0-150500.6.42.1</li>
<li>warewulf4-reference-doc-4.7.0-150500.6.42.1</li>
<li>warewulf4-man-4.7.0-150500.6.42.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-69725.html">https://www.suse.com/security/cve/CVE-2025-69725.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-33814.html">https://www.suse.com/security/cve/CVE-2026-33814.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-34986.html">https://www.suse.com/security/cve/CVE-2026-34986.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-39821.html">https://www.suse.com/security/cve/CVE-2026-39821.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1254470">https://bugzilla.suse.com/show_bug.cgi?id=1254470</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1258511">https://bugzilla.suse.com/show_bug.cgi?id=1258511</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1262810">https://bugzilla.suse.com/show_bug.cgi?id=1262810</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1265653">https://bugzilla.suse.com/show_bug.cgi?id=1265653</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1266483">https://bugzilla.suse.com/show_bug.cgi?id=1266483</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1268790">https://bugzilla.suse.com/show_bug.cgi?id=1268790</a>
</li>
</ul>
</div>