<div class="container">
<h1>Security update for libzypp, libsolv</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2026:21992-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-06-02T16:20:17Z</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=1259802">bsc#1259802</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1265935">bsc#1265935</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1265938">bsc#1265938</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1266039">bsc#1266039</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-2026-25707.html">CVE-2026-25707</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-48863.html">CVE-2026-48863</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-9149.html">CVE-2026-9149</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-9150.html">CVE-2026-9150</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-2026-25707</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-2026-48863</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-2026-48863</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-2026-9149</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.5</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-9149</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.5</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-9149</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.5</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-9150</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.5</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-9150</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.5</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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 Linux Micro 6.1</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 libzypp, libsolv fixes the following issues:</p>
<p>libsolv was updated to 0.7.39.</p>
<ul>
<li>fix solv_chksum_free segfault when called with a NULL pointer</li>
<li>made repo_add_solv more robust against corrupt files
[bsc#1265935] [CVE-2026-9149]</li>
<li>fix potential buffer overflow when verifying EdDSA signatures
[bsc#1266039] [CVE-2026-48863]</li>
<li>added limit checks in multiple places to catch overflows</li>
<li>reduce the size of the language id cache</li>
<li>fixed Debian canon selection</li>
<li>fixed dbpath detection in repo_rpmdb_librpm</li>
<li>reduced stack usage in repo page compression (needed for musl)</li>
<li>fixed in earlier release: [bsc#1265938] [CVE-2026-9150]</li>
<li>fix parsing of recommends in the old Mandriva synthesis format</li>
</ul>
<p>libzypp was updated to 17.38.11:</p>
<ul>
<li>Fix potential crash on malformed or malicious repository
metadata (fixes #740)</li>
<li>Repo metadata: discard entries referring to a location outside
the repo (bsc#1259802, CVE-2026-25707)
Mirroring those data locally would refer to a location outside
the repo's local cache directory. Those data entries are reported
and discarded.</li>
<li>zypp.conf: Allow [env] section to add environment variables.
This feature is designed to enable environment-specific settings
or debugging options over an extended period. See zypp.conf(5).</li>
</ul>
<h2>Special Instructions and Notes:</h2>
<ul>
</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-6.1-560=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64)
<ul>
<li>libzypp-debuginfo-17.38.11-slfo.1.1_1.1</li>
<li>libsolv-tools-base-debuginfo-0.7.39-slfo.1.1_1.1</li>
<li>libsolv-debugsource-0.7.39-slfo.1.1_1.1</li>
<li>libsolv-tools-base-0.7.39-slfo.1.1_1.1</li>
<li>libzypp-debugsource-17.38.11-slfo.1.1_1.1</li>
<li>libzypp-17.38.11-slfo.1.1_1.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-25707.html">https://www.suse.com/security/cve/CVE-2026-25707.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-48863.html">https://www.suse.com/security/cve/CVE-2026-48863.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-9149.html">https://www.suse.com/security/cve/CVE-2026-9149.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-9150.html">https://www.suse.com/security/cve/CVE-2026-9150.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1259802">https://bugzilla.suse.com/show_bug.cgi?id=1259802</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1265935">https://bugzilla.suse.com/show_bug.cgi?id=1265935</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1265938">https://bugzilla.suse.com/show_bug.cgi?id=1265938</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1266039">https://bugzilla.suse.com/show_bug.cgi?id=1266039</a>
</li>
</ul>
</div>