<div class="container">
<h1>Security update for helm</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2026:22455-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-06-30T11:41:55Z</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=1266598">bsc#1266598</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-2026-39821.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-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">SUSE Linux Micro 6.1</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 helm fixes the following issue</p>
<ul>
<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#1266598).</li>
</ul>
<p>Changes for helm:</p>
<ul>
<li>update to 3.21.2:</li>
<li>chore(deps): bump the k8s-io group with 2 updates 1259634
(dependabot[bot])</li>
<li>fixes b52e276 (Matheus Pimenta)</li>
<li>chore(deps): bump the k8s-io group across 1 directory with 2
updates 3342dbf (dependabot[bot])</li>
<li>Update to version 3.21.1:</li>
<li>Fixed nil pointer panic that could happen with helm template in
ClientOnly flows. Now correctly returns a template error #31920</li>
<li>Bumped golang.org/x/net to v0.55.0 to address GO-2026-5026
#32152</li>
<li>Bumped Go from 1.25 to 1.26 #32168</li>
<li>Dependency version updates</li>
<li>chore(deps): bump oras.land/oras-go/v2 from 2.6.0 to 2.6.1</li>
<li>chore(deps): bump golang.org/x/crypto from 0.52.0 to 0.53.0</li>
<li>chore(deps): bump golang.org/x/term from 0.43.0 to 0.44.0</li>
<li>chore(deps): bump golang.org/x/text from 0.37.0 to 0.38.0</li>
<li>chore(deps): bump github.com/lib/pq from 1.11.2 to 1.12.3</li>
<li>chore(deps): bump github.com/distribution/distribution/v3</li>
<li>chore(deps): bump github.com/containerd/containerd from
1.7.30 to 1.7.32</li>
<li>chore(deps): bump github.com/Masterminds/semver/v3 from 3.4.0
to 3.5.0</li>
<li>chore(deps): bump github.com/mattn/go-shellwords from 1.0.12
to 1.0.13</li>
<li>chore(deps): bump golang.org/x/crypto from 0.51.0 to 0.52.0</li>
<li>chore(deps): bump k8s.io/klog/v2 from 2.130.1 to 2.140.0</li>
<li>chore(deps): bump golang.org/x/text from 0.35.0 to 0.37.0</li>
<li>update golang/x/net to v0.55.0 (bsc#1266598, CVE-2026-39821)</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 6.1
<br/>
<code>zypper in -t patch SUSE-SLE-Micro-6.1-603=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64)
<ul>
<li>helm-debuginfo-3.21.2-slfo.1.1_1.1</li>
<li>helm-3.21.2-slfo.1.1_1.1</li>
</ul>
</li>
<li>
SUSE Linux Micro 6.1 (noarch)
<ul>
<li>helm-bash-completion-3.21.2-slfo.1.1_1.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<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=1266598">https://bugzilla.suse.com/show_bug.cgi?id=1266598</a>
</li>
</ul>
</div>