<div class="container">
<h1>Security update for grub2</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2025:01615-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2025-05-21T09:53:14Z</td>
</tr>
<tr>
<th>Rating:</th>
<td>moderate</td>
</tr>
<tr>
<th>References:</th>
<td>
<ul>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1235958">bsc#1235958</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1235971">bsc#1235971</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1239651">bsc#1239651</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1242971">bsc#1242971</a>
</li>
<li style="display: inline;">
<a href="https://jira.suse.com/browse/PED-12028">jsc#PED-12028</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-2025-4382.html">CVE-2025-4382</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-2025-4382</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">8.4</span>
<span class="cvss-vector">CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-4382</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.9</span>
<span class="cvss-vector">CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2025-4382</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">5.9</span>
<span class="cvss-vector">CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/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">Basesystem Module 15-SP6</li>
<li class="list-group-item">openSUSE Leap 15.6</li>
<li class="list-group-item">Server Applications Module 15-SP6</li>
<li class="list-group-item">SUSE Linux Enterprise Desktop 15 SP6</li>
<li class="list-group-item">SUSE Linux Enterprise Real Time 15 SP6</li>
<li class="list-group-item">SUSE Linux Enterprise Server 15 SP6</li>
<li class="list-group-item">SUSE Linux Enterprise Server for SAP Applications 15 SP6</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves one vulnerability, contains one feature and has three security fixes can now be installed.</p>
<h2>Description:</h2>
<p>This update for grub2 rebuilds the existing package with the new 4k RSA secure boot key for IBM Power and Z.</p>
<p>Note: the signing key of x86 / x86_64 and aarch64 architectures are unchanged.</p>
<p>Also the following issue were fixed:</p>
<ul>
<li>CVE-2025-4382: TPM auto-decryption data exposure (bsc#1242971)</li>
<li>Fix segmentation fault error in grub2-probe with target=hints_string (bsc#1235971) (bsc#1235958) (bsc#1239651)</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">
Basesystem Module 15-SP6
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-1615=1</code>
</li>
<li class="list-group-item">
Server Applications Module 15-SP6
<br/>
<code>zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP6-2025-1615=1</code>
</li>
<li class="list-group-item">
openSUSE Leap 15.6
<br/>
<code>zypper in -t patch SUSE-2025-1615=1 openSUSE-SLE-15.6-2025-1615=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
Basesystem Module 15-SP6 (noarch)
<ul>
<li>grub2-powerpc-ieee1275-2.12-150600.8.27.1</li>
<li>grub2-i386-pc-2.12-150600.8.27.1</li>
<li>grub2-snapper-plugin-2.12-150600.8.27.1</li>
<li>grub2-x86_64-efi-2.12-150600.8.27.1</li>
<li>grub2-systemd-sleep-plugin-2.12-150600.8.27.1</li>
<li>grub2-arm64-efi-2.12-150600.8.27.1</li>
</ul>
</li>
<li>
Basesystem Module 15-SP6 (aarch64 ppc64le s390x x86_64)
<ul>
<li>grub2-debuginfo-2.12-150600.8.27.1</li>
<li>grub2-2.12-150600.8.27.1</li>
</ul>
</li>
<li>
Basesystem Module 15-SP6 (aarch64 s390x x86_64)
<ul>
<li>grub2-debugsource-2.12-150600.8.27.1</li>
</ul>
</li>
<li>
Basesystem Module 15-SP6 (s390x)
<ul>
<li>grub2-s390x-emu-2.12-150600.8.27.1</li>
</ul>
</li>
<li>
Server Applications Module 15-SP6 (noarch)
<ul>
<li>grub2-x86_64-xen-2.12-150600.8.27.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)
<ul>
<li>grub2-debuginfo-2.12-150600.8.27.1</li>
<li>grub2-2.12-150600.8.27.1</li>
<li>grub2-branding-upstream-2.12-150600.8.27.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.6 (aarch64 s390x x86_64 i586)
<ul>
<li>grub2-debugsource-2.12-150600.8.27.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.6 (noarch)
<ul>
<li>grub2-powerpc-ieee1275-debug-2.12-150600.8.27.1</li>
<li>grub2-powerpc-ieee1275-2.12-150600.8.27.1</li>
<li>grub2-i386-pc-2.12-150600.8.27.1</li>
<li>grub2-arm64-efi-extras-2.12-150600.8.27.1</li>
<li>grub2-snapper-plugin-2.12-150600.8.27.1</li>
<li>grub2-x86_64-efi-extras-2.12-150600.8.27.1</li>
<li>grub2-i386-pc-extras-2.12-150600.8.27.1</li>
<li>grub2-i386-xen-2.12-150600.8.27.1</li>
<li>grub2-arm64-efi-debug-2.12-150600.8.27.1</li>
<li>grub2-powerpc-ieee1275-extras-2.12-150600.8.27.1</li>
<li>grub2-i386-efi-2.12-150600.8.27.1</li>
<li>grub2-x86_64-efi-debug-2.12-150600.8.27.1</li>
<li>grub2-i386-efi-debug-2.12-150600.8.27.1</li>
<li>grub2-x86_64-xen-2.12-150600.8.27.1</li>
<li>grub2-i386-efi-extras-2.12-150600.8.27.1</li>
<li>grub2-i386-xen-debug-2.12-150600.8.27.1</li>
<li>grub2-i386-pc-debug-2.12-150600.8.27.1</li>
<li>grub2-arm64-efi-2.12-150600.8.27.1</li>
<li>grub2-x86_64-xen-extras-2.12-150600.8.27.1</li>
<li>grub2-s390x-emu-extras-2.12-150600.8.27.1</li>
<li>grub2-x86_64-xen-debug-2.12-150600.8.27.1</li>
<li>grub2-i386-xen-extras-2.12-150600.8.27.1</li>
<li>grub2-x86_64-efi-2.12-150600.8.27.1</li>
<li>grub2-systemd-sleep-plugin-2.12-150600.8.27.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.6 (s390x)
<ul>
<li>grub2-s390x-emu-2.12-150600.8.27.1</li>
<li>grub2-s390x-emu-debug-2.12-150600.8.27.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2025-4382.html">https://www.suse.com/security/cve/CVE-2025-4382.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1235958">https://bugzilla.suse.com/show_bug.cgi?id=1235958</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1235971">https://bugzilla.suse.com/show_bug.cgi?id=1235971</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1239651">https://bugzilla.suse.com/show_bug.cgi?id=1239651</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1242971">https://bugzilla.suse.com/show_bug.cgi?id=1242971</a>
</li>
<li>
<a href="https://jira.suse.com/browse/PED-12028">https://jira.suse.com/browse/PED-12028</a>
</li>
</ul>
</div>