<div class="container">
<h1>Security update for glibc</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2026:2231-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-06-03T10:57:32Z</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=1261206">bsc#1261206</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1262464">bsc#1262464</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1262465">bsc#1262465</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-2026-4046.html">CVE-2026-4046</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-5450.html">CVE-2026-5450</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2026-5928.html">CVE-2026-5928</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-2026-4046</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-2026-4046</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-2026-4046</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-2026-5450</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.1</span>
<span class="cvss-vector">CVSS:4.0/AV:L/AC:L/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-2026-5450</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.9</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-5450</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">9.8</span>
<span class="cvss-vector">CVSS:3.1/AV:N/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-2026-5928</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.9</span>
<span class="cvss-vector">CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-5928</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.7</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-5928</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>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">Basesystem Module 15-SP7</li>
<li class="list-group-item">Development Tools Module 15-SP7</li>
<li class="list-group-item">openSUSE Leap 15.6</li>
<li class="list-group-item">SUSE Linux Enterprise Desktop 15 SP7</li>
<li class="list-group-item">SUSE Linux Enterprise Real Time 15 SP7</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>
<li class="list-group-item">SUSE Linux Enterprise Server for SAP Applications 15 SP6</li>
<li class="list-group-item">SUSE Linux Enterprise Server for SAP Applications 15 SP7</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 glibc fixes the following issues</p>
<ul>
<li>CVE-2026-4046: assertion failure when converting inputs may be used to remotely crash an application (bsc#1261206).</li>
<li>CVE-2026-5450: stdio-common: scanf %mc pattern will cause heap overflow when width > 1024 (bsc#1262465).</li>
<li>CVE-2026-5928: libio: ungetwc could be used to leak data on special conditions (bsc#1262464).</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">
openSUSE Leap 15.6
<br/>
<code>zypper in -t patch SUSE-2026-2231=1</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Server for SAP Applications 15 SP6
<br/>
<code>zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-2231=1</code>
</li>
<li class="list-group-item">
Basesystem Module 15-SP7
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-2231=1</code>
</li>
<li class="list-group-item">
Development Tools Module 15-SP7
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP7-2026-2231=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-2026-2231=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586 i686)
<ul>
<li>glibc-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-profile-2.38-150600.14.49.1</li>
<li>glibc-2.38-150600.14.49.1</li>
<li>glibc-locale-base-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-debugsource-2.38-150600.14.49.1</li>
<li>glibc-devel-2.38-150600.14.49.1</li>
<li>glibc-locale-base-2.38-150600.14.49.1</li>
<li>libnsl1-2.38-150600.14.49.1</li>
<li>glibc-devel-static-2.38-150600.14.49.1</li>
<li>glibc-locale-2.38-150600.14.49.1</li>
<li>libnsl1-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-devel-debuginfo-2.38-150600.14.49.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)
<ul>
<li>glibc-extra-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-utils-src-debugsource-2.38-150600.14.49.1</li>
<li>glibc-utils-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-utils-2.38-150600.14.49.1</li>
<li>glibc-extra-2.38-150600.14.49.1</li>
<li>nscd-debuginfo-2.38-150600.14.49.1</li>
<li>nscd-2.38-150600.14.49.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.6 (noarch)
<ul>
<li>glibc-lang-2.38-150600.14.49.1</li>
<li>glibc-html-2.38-150600.14.49.1</li>
<li>glibc-i18ndata-2.38-150600.14.49.1</li>
<li>glibc-info-2.38-150600.14.49.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.6 (x86_64)
<ul>
<li>glibc-devel-32bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-32bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-locale-base-32bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-devel-static-32bit-2.38-150600.14.49.1</li>
<li>glibc-utils-32bit-2.38-150600.14.49.1</li>
<li>glibc-locale-base-32bit-2.38-150600.14.49.1</li>
<li>glibc-devel-32bit-2.38-150600.14.49.1</li>
<li>libnsl1-32bit-2.38-150600.14.49.1</li>
<li>glibc-profile-32bit-2.38-150600.14.49.1</li>
<li>glibc-utils-32bit-debuginfo-2.38-150600.14.49.1</li>
<li>libnsl1-32bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-32bit-2.38-150600.14.49.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.6 (aarch64_ilp32)
<ul>
<li>libnsl1-64bit-debuginfo-2.38-150600.14.49.1</li>
<li>libnsl1-64bit-2.38-150600.14.49.1</li>
<li>glibc-utils-64bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-devel-64bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-locale-base-64bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-locale-base-64bit-2.38-150600.14.49.1</li>
<li>glibc-utils-64bit-2.38-150600.14.49.1</li>
<li>glibc-devel-static-64bit-2.38-150600.14.49.1</li>
<li>glibc-64bit-2.38-150600.14.49.1</li>
<li>glibc-devel-64bit-2.38-150600.14.49.1</li>
<li>glibc-64bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-profile-64bit-2.38-150600.14.49.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server for SAP Applications 15 SP6 (ppc64le x86_64)
<ul>
<li>glibc-2.38-150600.14.49.1</li>
<li>glibc-locale-base-2.38-150600.14.49.1</li>
<li>nscd-debuginfo-2.38-150600.14.49.1</li>
<li>libnsl1-debuginfo-2.38-150600.14.49.1</li>
<li>nscd-2.38-150600.14.49.1</li>
<li>glibc-extra-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-utils-src-debugsource-2.38-150600.14.49.1</li>
<li>glibc-locale-base-debuginfo-2.38-150600.14.49.1</li>
<li>libnsl1-2.38-150600.14.49.1</li>
<li>glibc-debugsource-2.38-150600.14.49.1</li>
<li>glibc-devel-static-2.38-150600.14.49.1</li>
<li>glibc-utils-2.38-150600.14.49.1</li>
<li>glibc-locale-2.38-150600.14.49.1</li>
<li>glibc-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-profile-2.38-150600.14.49.1</li>
<li>glibc-extra-2.38-150600.14.49.1</li>
<li>glibc-utils-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-devel-2.38-150600.14.49.1</li>
<li>glibc-devel-debuginfo-2.38-150600.14.49.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server for SAP Applications 15 SP6 (noarch)
<ul>
<li>glibc-lang-2.38-150600.14.49.1</li>
<li>glibc-i18ndata-2.38-150600.14.49.1</li>
<li>glibc-info-2.38-150600.14.49.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server for SAP Applications 15 SP6 (x86_64)
<ul>
<li>glibc-devel-32bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-32bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-locale-base-32bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-locale-base-32bit-2.38-150600.14.49.1</li>
<li>glibc-devel-32bit-2.38-150600.14.49.1</li>
<li>libnsl1-32bit-2.38-150600.14.49.1</li>
<li>libnsl1-32bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-32bit-2.38-150600.14.49.1</li>
</ul>
</li>
<li>
Basesystem Module 15-SP7 (noarch)
<ul>
<li>glibc-lang-2.38-150600.14.49.1</li>
<li>glibc-i18ndata-2.38-150600.14.49.1</li>
<li>glibc-info-2.38-150600.14.49.1</li>
</ul>
</li>
<li>
Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
<ul>
<li>glibc-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-profile-2.38-150600.14.49.1</li>
<li>glibc-extra-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-2.38-150600.14.49.1</li>
<li>glibc-locale-base-debuginfo-2.38-150600.14.49.1</li>
<li>libnsl1-2.38-150600.14.49.1</li>
<li>glibc-debugsource-2.38-150600.14.49.1</li>
<li>glibc-locale-base-2.38-150600.14.49.1</li>
<li>glibc-devel-2.38-150600.14.49.1</li>
<li>glibc-devel-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-locale-2.38-150600.14.49.1</li>
<li>glibc-extra-2.38-150600.14.49.1</li>
<li>nscd-debuginfo-2.38-150600.14.49.1</li>
<li>libnsl1-debuginfo-2.38-150600.14.49.1</li>
<li>nscd-2.38-150600.14.49.1</li>
</ul>
</li>
<li>
Basesystem Module 15-SP7 (x86_64)
<ul>
<li>glibc-32bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-locale-base-32bit-2.38-150600.14.49.1</li>
<li>libnsl1-32bit-2.38-150600.14.49.1</li>
<li>libnsl1-32bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-32bit-2.38-150600.14.49.1</li>
<li>glibc-locale-base-32bit-debuginfo-2.38-150600.14.49.1</li>
</ul>
</li>
<li>
Development Tools Module 15-SP7 (aarch64 ppc64le s390x x86_64)
<ul>
<li>glibc-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-utils-src-debugsource-2.38-150600.14.49.1</li>
<li>glibc-utils-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-debugsource-2.38-150600.14.49.1</li>
<li>glibc-devel-static-2.38-150600.14.49.1</li>
<li>glibc-utils-2.38-150600.14.49.1</li>
</ul>
</li>
<li>
Development Tools Module 15-SP7 (x86_64)
<ul>
<li>glibc-devel-32bit-2.38-150600.14.49.1</li>
<li>glibc-32bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-devel-32bit-debuginfo-2.38-150600.14.49.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le s390x x86_64)
<ul>
<li>glibc-2.38-150600.14.49.1</li>
<li>glibc-locale-base-2.38-150600.14.49.1</li>
<li>nscd-debuginfo-2.38-150600.14.49.1</li>
<li>libnsl1-debuginfo-2.38-150600.14.49.1</li>
<li>nscd-2.38-150600.14.49.1</li>
<li>glibc-extra-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-utils-src-debugsource-2.38-150600.14.49.1</li>
<li>glibc-locale-base-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-debugsource-2.38-150600.14.49.1</li>
<li>libnsl1-2.38-150600.14.49.1</li>
<li>glibc-devel-static-2.38-150600.14.49.1</li>
<li>glibc-utils-2.38-150600.14.49.1</li>
<li>glibc-locale-2.38-150600.14.49.1</li>
<li>glibc-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-profile-2.38-150600.14.49.1</li>
<li>glibc-extra-2.38-150600.14.49.1</li>
<li>glibc-utils-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-devel-2.38-150600.14.49.1</li>
<li>glibc-devel-debuginfo-2.38-150600.14.49.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 15 SP6 LTSS (noarch)
<ul>
<li>glibc-lang-2.38-150600.14.49.1</li>
<li>glibc-i18ndata-2.38-150600.14.49.1</li>
<li>glibc-info-2.38-150600.14.49.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 15 SP6 LTSS (x86_64)
<ul>
<li>glibc-devel-32bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-32bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-locale-base-32bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-locale-base-32bit-2.38-150600.14.49.1</li>
<li>glibc-devel-32bit-2.38-150600.14.49.1</li>
<li>libnsl1-32bit-2.38-150600.14.49.1</li>
<li>libnsl1-32bit-debuginfo-2.38-150600.14.49.1</li>
<li>glibc-32bit-2.38-150600.14.49.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-4046.html">https://www.suse.com/security/cve/CVE-2026-4046.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-5450.html">https://www.suse.com/security/cve/CVE-2026-5450.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-5928.html">https://www.suse.com/security/cve/CVE-2026-5928.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1261206">https://bugzilla.suse.com/show_bug.cgi?id=1261206</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1262464">https://bugzilla.suse.com/show_bug.cgi?id=1262464</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1262465">https://bugzilla.suse.com/show_bug.cgi?id=1262465</a>
</li>
</ul>
</div>