<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-2024:0463-1</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=1108281">bsc#1108281</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1193285">bsc#1193285</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1216702">bsc#1216702</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1217987">bsc#1217987</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1217988">bsc#1217988</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1217989">bsc#1217989</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218713">bsc#1218713</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218730">bsc#1218730</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218752">bsc#1218752</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218757">bsc#1218757</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218768">bsc#1218768</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218804">bsc#1218804</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218832">bsc#1218832</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218836">bsc#1218836</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1219053">bsc#1219053</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1219120">bsc#1219120</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1219412">bsc#1219412</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1219434">bsc#1219434</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-2021-33631.html">CVE-2021-33631</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-46838.html">CVE-2023-46838</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-47233.html">CVE-2023-47233</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-51043.html">CVE-2023-51043</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-51780.html">CVE-2023-51780</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-51782.html">CVE-2023-51782</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-6040.html">CVE-2023-6040</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-6356.html">CVE-2023-6356</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-6535.html">CVE-2023-6535</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-6536.html">CVE-2023-6536</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-6915.html">CVE-2023-6915</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2024-0565.html">CVE-2024-0565</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2024-0775.html">CVE-2024-0775</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2024-1086.html">CVE-2024-1086</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-2021-33631</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.5</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2021-33631</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>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-46838</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">4.4</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-46838</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-2023-47233</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">4.3</span>
<span class="cvss-vector">CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-47233</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">4.3</span>
<span class="cvss-vector">CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-51043</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.7</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-51043</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">7.0</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-51780</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-2023-51780</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">7.0</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-51782</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.7</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-51782</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">7.0</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-6040</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">4.4</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-6040</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>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-6356</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.5</span>
<span class="cvss-vector">CVSS:3.1/AV:A/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-2023-6535</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.5</span>
<span class="cvss-vector">CVSS:3.1/AV:A/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-2023-6536</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.5</span>
<span class="cvss-vector">CVSS:3.1/AV:A/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-2023-6915</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.2</span>
<span class="cvss-vector">CVSS:3.1/AV:L/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-2023-6915</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">5.5</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2024-0565</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-2024-0565</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">7.4</span>
<span class="cvss-vector">CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2024-0775</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">7.1</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2024-0775</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">7.1</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2024-1086</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-2024-1086</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">SUSE Linux Enterprise Micro 5.1</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 14 vulnerabilities and has four security fixes can now be installed.</p>
<h2>Description:</h2>
<p>The SUSE Linux Enterprise 15 SP3 RT kernel was updated to receive various security bugfixes.</p>
<p>The following security bugs were fixed:</p>
<ul>
<li>CVE-2024-1086: Fixed a use-after-free vulnerability inside the nf_tables component that could have been exploited to achieve local privilege escalation (bsc#1219434).</li>
<li>CVE-2023-51780: Fixed a use-after-free in do_vcc_ioctl in net/atm/ioctl.c, because of a vcc_recvmsg race condition (bsc#1218730).</li>
<li>CVE-2023-46838: Fixed an issue with Xen netback processing of zero-length transmit fragment (bsc#1218836).</li>
<li>CVE-2021-33631: Fixed an integer overflow in ext4_write_inline_data_end() (bsc#1219412).</li>
<li>CVE-2023-6535: Fixed a NULL pointer dereference in nvmet_tcp_execute_request (bsc#1217988).</li>
<li>CVE-2023-6536: Fixed a NULL pointer dereference in __nvmet_req_complete (bsc#1217989).</li>
<li>CVE-2023-6356: Fixed a NULL pointer dereference in nvmet_tcp_build_pdu_iovec (bsc#1217987).</li>
<li>CVE-2023-47233: Fixed a use-after-free in the device unplugging (disconnect the USB by hotplug) code inside the brcm80211 component (bsc#1216702).</li>
<li>CVE-2023-51043: Fixed use-after-free during a race condition between a nonblocking atomic commit and a driver unload in drivers/gpu/drm/drm_atomic.c (bsc#1219120).</li>
<li>CVE-2024-0775: Fixed use-after-free in __ext4_remount in fs/ext4/super.c that could allow a local user to cause an information leak problem while freeing the old quota file names before a potential failure (bsc#1219053).</li>
<li>CVE-2024-0565: Fixed an out-of-bounds memory read flaw in receive_encrypted_standard in fs/smb/client/smb2ops.c (bsc#1218832).</li>
<li>CVE-2023-6915: Fixed a NULL pointer dereference problem in ida_free in lib/idr.c (bsc#1218804).</li>
<li>CVE-2023-6040: Fixed an out-of-bounds access vulnerability while creating a new netfilter table, lack of a safeguard against invalid nf_tables family (pf) values within <code>nf_tables_newtable</code> function (bsc#1218752).</li>
<li>CVE-2023-51782: Fixed use-after-free in rose_ioctl in net/rose/af_rose.c because of a rose_accept race condition (bsc#1218757).</li>
</ul>
<p>The following non-security bugs were fixed:</p>
<ul>
<li>Store the old kernel changelog entries in kernel-docs package (bsc#1218713).</li>
<li>x86/entry/ia32: Ensure s32 is sign extended to s64 (bsc#1193285).</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">
SUSE Linux Enterprise Micro 5.1
<br/>
<code>zypper in -t patch SUSE-SUSE-MicroOS-5.1-2024-463=1</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Micro 5.2
<br/>
<code>zypper in -t patch SUSE-SUSE-MicroOS-5.2-2024-463=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-5.2-2024-463=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Enterprise Micro 5.1 (nosrc x86_64)
<ul>
<li>kernel-rt-5.3.18-150300.158.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Micro 5.1 (x86_64)
<ul>
<li>kernel-rt-debuginfo-5.3.18-150300.158.1</li>
<li>kernel-rt-debugsource-5.3.18-150300.158.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Micro 5.2 (nosrc x86_64)
<ul>
<li>kernel-rt-5.3.18-150300.158.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Micro 5.2 (x86_64)
<ul>
<li>kernel-rt-debuginfo-5.3.18-150300.158.1</li>
<li>kernel-rt-debugsource-5.3.18-150300.158.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Micro for Rancher 5.2 (nosrc x86_64)
<ul>
<li>kernel-rt-5.3.18-150300.158.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Micro for Rancher 5.2 (x86_64)
<ul>
<li>kernel-rt-debuginfo-5.3.18-150300.158.1</li>
<li>kernel-rt-debugsource-5.3.18-150300.158.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2021-33631.html">https://www.suse.com/security/cve/CVE-2021-33631.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-46838.html">https://www.suse.com/security/cve/CVE-2023-46838.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-47233.html">https://www.suse.com/security/cve/CVE-2023-47233.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-51043.html">https://www.suse.com/security/cve/CVE-2023-51043.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-51780.html">https://www.suse.com/security/cve/CVE-2023-51780.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-51782.html">https://www.suse.com/security/cve/CVE-2023-51782.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-6040.html">https://www.suse.com/security/cve/CVE-2023-6040.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-6356.html">https://www.suse.com/security/cve/CVE-2023-6356.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-6535.html">https://www.suse.com/security/cve/CVE-2023-6535.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-6536.html">https://www.suse.com/security/cve/CVE-2023-6536.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-6915.html">https://www.suse.com/security/cve/CVE-2023-6915.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2024-0565.html">https://www.suse.com/security/cve/CVE-2024-0565.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2024-0775.html">https://www.suse.com/security/cve/CVE-2024-0775.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2024-1086.html">https://www.suse.com/security/cve/CVE-2024-1086.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1108281">https://bugzilla.suse.com/show_bug.cgi?id=1108281</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1193285">https://bugzilla.suse.com/show_bug.cgi?id=1193285</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1216702">https://bugzilla.suse.com/show_bug.cgi?id=1216702</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1217987">https://bugzilla.suse.com/show_bug.cgi?id=1217987</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1217988">https://bugzilla.suse.com/show_bug.cgi?id=1217988</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1217989">https://bugzilla.suse.com/show_bug.cgi?id=1217989</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218713">https://bugzilla.suse.com/show_bug.cgi?id=1218713</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218730">https://bugzilla.suse.com/show_bug.cgi?id=1218730</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218752">https://bugzilla.suse.com/show_bug.cgi?id=1218752</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218757">https://bugzilla.suse.com/show_bug.cgi?id=1218757</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218768">https://bugzilla.suse.com/show_bug.cgi?id=1218768</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218804">https://bugzilla.suse.com/show_bug.cgi?id=1218804</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218832">https://bugzilla.suse.com/show_bug.cgi?id=1218832</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218836">https://bugzilla.suse.com/show_bug.cgi?id=1218836</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1219053">https://bugzilla.suse.com/show_bug.cgi?id=1219053</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1219120">https://bugzilla.suse.com/show_bug.cgi?id=1219120</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1219412">https://bugzilla.suse.com/show_bug.cgi?id=1219412</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1219434">https://bugzilla.suse.com/show_bug.cgi?id=1219434</a>
</li>
</ul>
</div>