<div class="container">
<h1>Security update for the Linux Kernel</h1>
<table class="table table-striped table-bordered">
<tbody>
<tr>
<th>Announcement ID:</th>
<td>SUSE-SU-2026:1677-1</td>
</tr>
<tr>
<th>Release Date:</th>
<td>2026-05-02T10:26:11Z</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=1262573">bsc#1262573</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-2026-31431.html">CVE-2026-31431</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-2026-31431</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">7.8</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2026-31431</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">7.8</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/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">openSUSE Leap 15.3</li>
<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 one vulnerability can now be installed.</p>
<h2>Description:</h2>
<p>The SUSE Linux Enterprise 15 SP3 kernel was updated to fix one security issue</p>
<p>The following security issue was fixed:</p>
<ul>
<li>CVE-2026-31431: The copy.fail security issue is fixed by revert to operating out-of-place in algif_aead (bsc#1262573).</li>
</ul>
<h2>Special Instructions and Notes:</h2>
<ul>
<li>Please reboot the system after installing this update.</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 15.3
<br/>
<code>zypper in -t patch SUSE-2026-1677=1</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Micro 5.2
<br/>
<code>zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-1677=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-5.2-2026-1677=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
openSUSE Leap 15.3 (noarch nosrc)
<ul>
<li>kernel-docs-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.3 (noarch)
<ul>
<li>kernel-source-vanilla-5.3.18-150300.59.246.1</li>
<li>kernel-macros-5.3.18-150300.59.246.1</li>
<li>kernel-docs-html-5.3.18-150300.59.246.1</li>
<li>kernel-source-5.3.18-150300.59.246.1</li>
<li>kernel-devel-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64)
<ul>
<li>reiserfs-kmp-default-5.3.18-150300.59.246.1</li>
<li>kernel-default-optional-debuginfo-5.3.18-150300.59.246.1</li>
<li>gfs2-kmp-default-5.3.18-150300.59.246.1</li>
<li>kernel-default-livepatch-5.3.18-150300.59.246.1</li>
<li>kernel-default-extra-5.3.18-150300.59.246.1</li>
<li>reiserfs-kmp-default-debuginfo-5.3.18-150300.59.246.1</li>
<li>kernel-syms-5.3.18-150300.59.246.1</li>
<li>kernel-default-base-rebuild-5.3.18-150300.59.246.1.150300.18.146.2</li>
<li>kernel-default-devel-debuginfo-5.3.18-150300.59.246.1</li>
<li>kernel-default-devel-5.3.18-150300.59.246.1</li>
<li>kernel-default-debuginfo-5.3.18-150300.59.246.1</li>
<li>kernel-default-debugsource-5.3.18-150300.59.246.1</li>
<li>cluster-md-kmp-default-debuginfo-5.3.18-150300.59.246.1</li>
<li>kselftests-kmp-default-5.3.18-150300.59.246.1</li>
<li>dlm-kmp-default-5.3.18-150300.59.246.1</li>
<li>ocfs2-kmp-default-5.3.18-150300.59.246.1</li>
<li>cluster-md-kmp-default-5.3.18-150300.59.246.1</li>
<li>kernel-obs-build-5.3.18-150300.59.246.1</li>
<li>kernel-obs-qa-5.3.18-150300.59.246.1</li>
<li>gfs2-kmp-default-debuginfo-5.3.18-150300.59.246.1</li>
<li>kernel-default-base-5.3.18-150300.59.246.1.150300.18.146.2</li>
<li>kernel-default-extra-debuginfo-5.3.18-150300.59.246.1</li>
<li>kernel-default-optional-5.3.18-150300.59.246.1</li>
<li>kselftests-kmp-default-debuginfo-5.3.18-150300.59.246.1</li>
<li>kernel-obs-build-debugsource-5.3.18-150300.59.246.1</li>
<li>dlm-kmp-default-debuginfo-5.3.18-150300.59.246.1</li>
<li>ocfs2-kmp-default-debuginfo-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64 nosrc)
<ul>
<li>kernel-default-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.3 (ppc64le s390x x86_64)
<ul>
<li>kernel-default-livepatch-devel-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.3 (nosrc ppc64le x86_64)
<ul>
<li>kernel-kvmsmall-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.3 (ppc64le x86_64)
<ul>
<li>kernel-kvmsmall-debuginfo-5.3.18-150300.59.246.1</li>
<li>kernel-kvmsmall-devel-debuginfo-5.3.18-150300.59.246.1</li>
<li>kernel-kvmsmall-devel-5.3.18-150300.59.246.1</li>
<li>kernel-kvmsmall-debugsource-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.3 (aarch64 x86_64)
<ul>
<li>kernel-preempt-devel-debuginfo-5.3.18-150300.59.246.1</li>
<li>cluster-md-kmp-preempt-5.3.18-150300.59.246.1</li>
<li>reiserfs-kmp-preempt-5.3.18-150300.59.246.1</li>
<li>ocfs2-kmp-preempt-5.3.18-150300.59.246.1</li>
<li>kernel-preempt-extra-5.3.18-150300.59.246.1</li>
<li>kernel-preempt-optional-debuginfo-5.3.18-150300.59.246.1</li>
<li>cluster-md-kmp-preempt-debuginfo-5.3.18-150300.59.246.1</li>
<li>kernel-preempt-debuginfo-5.3.18-150300.59.246.1</li>
<li>kernel-preempt-devel-5.3.18-150300.59.246.1</li>
<li>ocfs2-kmp-preempt-debuginfo-5.3.18-150300.59.246.1</li>
<li>kernel-preempt-extra-debuginfo-5.3.18-150300.59.246.1</li>
<li>kernel-preempt-debugsource-5.3.18-150300.59.246.1</li>
<li>kselftests-kmp-preempt-5.3.18-150300.59.246.1</li>
<li>kernel-preempt-optional-5.3.18-150300.59.246.1</li>
<li>dlm-kmp-preempt-debuginfo-5.3.18-150300.59.246.1</li>
<li>dlm-kmp-preempt-5.3.18-150300.59.246.1</li>
<li>kselftests-kmp-preempt-debuginfo-5.3.18-150300.59.246.1</li>
<li>gfs2-kmp-preempt-5.3.18-150300.59.246.1</li>
<li>reiserfs-kmp-preempt-debuginfo-5.3.18-150300.59.246.1</li>
<li>gfs2-kmp-preempt-debuginfo-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.3 (aarch64 nosrc x86_64)
<ul>
<li>kernel-preempt-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.3 (nosrc s390x)
<ul>
<li>kernel-zfcpdump-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.3 (s390x)
<ul>
<li>kernel-zfcpdump-debuginfo-5.3.18-150300.59.246.1</li>
<li>kernel-zfcpdump-debugsource-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.3 (nosrc)
<ul>
<li>dtb-aarch64-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.3 (aarch64)
<ul>
<li>kernel-64kb-debuginfo-5.3.18-150300.59.246.1</li>
<li>dtb-amd-5.3.18-150300.59.246.1</li>
<li>kselftests-kmp-64kb-debuginfo-5.3.18-150300.59.246.1</li>
<li>kernel-64kb-devel-debuginfo-5.3.18-150300.59.246.1</li>
<li>ocfs2-kmp-64kb-debuginfo-5.3.18-150300.59.246.1</li>
<li>dtb-renesas-5.3.18-150300.59.246.1</li>
<li>dtb-mediatek-5.3.18-150300.59.246.1</li>
<li>kselftests-kmp-64kb-5.3.18-150300.59.246.1</li>
<li>kernel-64kb-extra-5.3.18-150300.59.246.1</li>
<li>dtb-exynos-5.3.18-150300.59.246.1</li>
<li>dtb-zte-5.3.18-150300.59.246.1</li>
<li>dtb-broadcom-5.3.18-150300.59.246.1</li>
<li>dlm-kmp-64kb-5.3.18-150300.59.246.1</li>
<li>dlm-kmp-64kb-debuginfo-5.3.18-150300.59.246.1</li>
<li>gfs2-kmp-64kb-5.3.18-150300.59.246.1</li>
<li>gfs2-kmp-64kb-debuginfo-5.3.18-150300.59.246.1</li>
<li>dtb-amlogic-5.3.18-150300.59.246.1</li>
<li>dtb-freescale-5.3.18-150300.59.246.1</li>
<li>dtb-qcom-5.3.18-150300.59.246.1</li>
<li>dtb-rockchip-5.3.18-150300.59.246.1</li>
<li>dtb-lg-5.3.18-150300.59.246.1</li>
<li>dtb-nvidia-5.3.18-150300.59.246.1</li>
<li>dtb-altera-5.3.18-150300.59.246.1</li>
<li>reiserfs-kmp-64kb-5.3.18-150300.59.246.1</li>
<li>dtb-arm-5.3.18-150300.59.246.1</li>
<li>reiserfs-kmp-64kb-debuginfo-5.3.18-150300.59.246.1</li>
<li>kernel-64kb-extra-debuginfo-5.3.18-150300.59.246.1</li>
<li>dtb-allwinner-5.3.18-150300.59.246.1</li>
<li>kernel-64kb-optional-debuginfo-5.3.18-150300.59.246.1</li>
<li>dtb-cavium-5.3.18-150300.59.246.1</li>
<li>kernel-64kb-optional-5.3.18-150300.59.246.1</li>
<li>ocfs2-kmp-64kb-5.3.18-150300.59.246.1</li>
<li>cluster-md-kmp-64kb-debuginfo-5.3.18-150300.59.246.1</li>
<li>dtb-xilinx-5.3.18-150300.59.246.1</li>
<li>dtb-al-5.3.18-150300.59.246.1</li>
<li>dtb-marvell-5.3.18-150300.59.246.1</li>
<li>dtb-socionext-5.3.18-150300.59.246.1</li>
<li>cluster-md-kmp-64kb-5.3.18-150300.59.246.1</li>
<li>dtb-sprd-5.3.18-150300.59.246.1</li>
<li>kernel-64kb-devel-5.3.18-150300.59.246.1</li>
<li>dtb-hisilicon-5.3.18-150300.59.246.1</li>
<li>dtb-apm-5.3.18-150300.59.246.1</li>
<li>kernel-64kb-debugsource-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
openSUSE Leap 15.3 (aarch64 nosrc)
<ul>
<li>kernel-64kb-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Micro 5.2 (aarch64 nosrc s390x x86_64)
<ul>
<li>kernel-default-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Micro 5.2 (aarch64 x86_64)
<ul>
<li>kernel-default-base-5.3.18-150300.59.246.1.150300.18.146.2</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)
<ul>
<li>kernel-default-debugsource-5.3.18-150300.59.246.1</li>
<li>kernel-default-debuginfo-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Micro 5.2 (noarch)
<ul>
<li>kernel-source-5.3.18-150300.59.246.1</li>
<li>kernel-macros-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 nosrc s390x x86_64)
<ul>
<li>kernel-default-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 x86_64)
<ul>
<li>kernel-default-base-5.3.18-150300.59.246.1.150300.18.146.2</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64)
<ul>
<li>kernel-default-debugsource-5.3.18-150300.59.246.1</li>
<li>kernel-default-debuginfo-5.3.18-150300.59.246.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Micro for Rancher 5.2 (noarch)
<ul>
<li>kernel-source-5.3.18-150300.59.246.1</li>
<li>kernel-macros-5.3.18-150300.59.246.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2026-31431.html">https://www.suse.com/security/cve/CVE-2026-31431.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1262573">https://bugzilla.suse.com/show_bug.cgi?id=1262573</a>
</li>
</ul>
</div>