<div class="container">
<h1>Security update for opensc</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2026:1477-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-04-20T10:08:55Z</td>
</tr>
<tr>
<th>Rating:</th>
<td>low</td>
</tr>
<tr>
<th>References:</th>
<td>
<ul>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1261214">bsc#1261214</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1261218">bsc#1261218</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1261219">bsc#1261219</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1261220">bsc#1261220</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-2025-49010.html">CVE-2025-49010</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-66037.html">CVE-2025-66037</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-66038.html">CVE-2025-66038</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2025-66215.html">CVE-2025-66215</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-2025-49010</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">1.0</span>
<span class="cvss-vector">CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-49010</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">3.8</span>
<span class="cvss-vector">CVSS:3.1/AV:P/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-2025-49010</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">3.8</span>
<span class="cvss-vector">CVSS:3.1/AV:P/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-2025-49010</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.8</span>
<span class="cvss-vector">CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-66037</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">1.0</span>
<span class="cvss-vector">CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-66037</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">3.9</span>
<span class="cvss-vector">CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-66037</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.8</span>
<span class="cvss-vector">CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-66037</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">3.9</span>
<span class="cvss-vector">CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-66038</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">1.0</span>
<span class="cvss-vector">CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-66038</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">3.9</span>
<span class="cvss-vector">CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-66038</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">3.9</span>
<span class="cvss-vector">CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-66038</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.8</span>
<span class="cvss-vector">CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-66215</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">1.0</span>
<span class="cvss-vector">CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-66215</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">3.8</span>
<span class="cvss-vector">CVSS:3.1/AV:P/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-2025-66215</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">3.8</span>
<span class="cvss-vector">CVSS:3.1/AV:P/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-2025-66215</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.8</span>
<span class="cvss-vector">CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/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 Enterprise Micro 5.2</li>
<li class="list-group-item">SUSE Linux Enterprise Micro for Rancher 5.2</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves four vulnerabilities can now be installed.</p>
<h2>Description:</h2>
<p>This update for opensc fixes the following issues:</p>
<ul>
<li>CVE-2025-49010: specially crafted smart card or USB device can lead to a stack buffer overflow write in
<code>GET RESPONSE</code> (bsc#1261214).</li>
<li>CVE-2025-66037: specially crafted input processed by the <code>fuzz_pkcs15_reader</code> harness can lead to an out-of-bounds
heap read in the X.509/SPKI handling path (bsc#1261218).</li>
<li>CVE-2025-66038: improper compact-TLV length validation can lead to the dereferecing of out-of-bounds pointers and
memory corruption (bsc#1261219).</li>
<li>CVE-2025-66215: specially crafted smart card or USB device can lead to a stack buffer overflow write in
<code>card-oberthur</code> (bsc#1261220).</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 Micro 5.2
<br/>
<code>zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-1477=1</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Micro for Rancher 5.2
<br/>
<code>zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-1477=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)
<ul>
<li>opensc-debugsource-0.19.0-150100.3.34.1</li>
<li>opensc-debuginfo-0.19.0-150100.3.34.1</li>
<li>opensc-0.19.0-150100.3.34.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64)
<ul>
<li>opensc-debugsource-0.19.0-150100.3.34.1</li>
<li>opensc-debuginfo-0.19.0-150100.3.34.1</li>
<li>opensc-0.19.0-150100.3.34.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-49010.html">https://www.suse.com/security/cve/CVE-2025-49010.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-66037.html">https://www.suse.com/security/cve/CVE-2025-66037.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-66038.html">https://www.suse.com/security/cve/CVE-2025-66038.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-66215.html">https://www.suse.com/security/cve/CVE-2025-66215.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1261214">https://bugzilla.suse.com/show_bug.cgi?id=1261214</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1261218">https://bugzilla.suse.com/show_bug.cgi?id=1261218</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1261219">https://bugzilla.suse.com/show_bug.cgi?id=1261219</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1261220">https://bugzilla.suse.com/show_bug.cgi?id=1261220</a>
</li>
</ul>
</div>