<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-2024:0112-1</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=1179610">bsc#1179610</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1205762">bsc#1205762</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1210778">bsc#1210778</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1212051">bsc#1212051</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1212703">bsc#1212703</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1215237">bsc#1215237</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1215858">bsc#1215858</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1215860">bsc#1215860</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1216046">bsc#1216046</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1216058">bsc#1216058</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1216976">bsc#1216976</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1217947">bsc#1217947</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218253">bsc#1218253</a>
</li>
<li style="display: inline;">
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218559">bsc#1218559</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-2020-26555.html">CVE-2020-26555</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2022-45887.html">CVE-2022-45887</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-1206.html">CVE-2023-1206</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-31085.html">CVE-2023-31085</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-3111.html">CVE-2023-3111</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-39189.html">CVE-2023-39189</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-39192.html">CVE-2023-39192</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-39193.html">CVE-2023-39193</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-39197.html">CVE-2023-39197</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-45863.html">CVE-2023-45863</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-51779.html">CVE-2023-51779</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-6606.html">CVE-2023-6606</a>
</li>
<li style="display: inline;">
<a href="https://www.suse.com/security/cve/CVE-2023-6932.html">CVE-2023-6932</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-2020-26555</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.4</span>
<span class="cvss-vector">CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2020-26555</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">5.4</span>
<span class="cvss-vector">CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2022-45887</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">4.1</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2022-45887</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">4.7</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-1206</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.9</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-1206</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">5.7</span>
<span class="cvss-vector">CVSS:3.1/AV:A/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-2023-31085</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-2023-31085</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-2023-3111</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-2023-3111</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-2023-39189</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:H/I:N/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-39189</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.0</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-39192</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.0</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-39192</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.0</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-39193</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">5.1</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:L</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-39193</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.0</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-39197</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">4.0</span>
<span class="cvss-vector">CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-45863</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.4</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-45863</span>
<span class="cvss-source">
(
NVD
):
</span>
<span class="cvss-score">6.4</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-51779</span>
<span class="cvss-source">
(
SUSE
):
</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-2023-6606</span>
<span class="cvss-source">
(
SUSE
):
</span>
<span class="cvss-score">6.1</span>
<span class="cvss-vector">CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H</span>
</li>
<li class="list-group-item">
<span class="cvss-reference">CVE-2023-6606</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-2023-6932</span>
<span class="cvss-source">
(
SUSE
):
</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-2023-6932</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>
</ul>
</td>
</tr>
<tr>
<th>Affected Products:</th>
<td>
<ul class="list-group">
<li class="list-group-item">SUSE Linux Enterprise Server 11 SP4</li>
<li class="list-group-item">SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE 11-SP4</li>
</ul>
</td>
</tr>
</tbody>
</table>
<p>An update that solves 13 vulnerabilities and has one security fix can now be installed.</p>
<h2>Description:</h2>
<p>The SUSE Linux Enterprise 11 SP4 kernel was updated to receive various security and bugfixes.</p>
<p>The following security bugs were fixed:</p>
<ul>
<li>CVE-2020-26555: Fixed Bluetooth legacy BR/EDR PIN code pairing in Bluetooth Core Specification 1.0B that may permit an unauthenticated nearby device to spoof the BD_ADDR of the peer device to complete pairing without knowledge of the PIN (bsc#1179610 bsc#1215237).</li>
<li>CVE-2022-45887: Fixed a memory leak in ttusb_dec.c caused by the lack of a dvb_frontend_detach call (bsc#1205762).</li>
<li>CVE-2023-1206: Fixed a hash collision flaw in the IPv6 connection lookup table which could be exploited by network adjacent attackers, increasing CPU usage by 95% (bsc#1212703).</li>
<li>CVE-2023-31085: Fixed a divide-by-zero error in do_div(sz,mtd->erasesize) that could cause a local DoS (bsc#1210778).</li>
<li>CVE-2023-3111: Fixed a use-after-free vulnerability in prepare_to_relocate in fs/btrfs/relocation.c (bsc#1212051).</li>
<li>CVE-2023-39189: Fixed a flaw in the Netfilter subsystem that could allow a local privileged (CAP_NET_ADMIN) attacker to trigger an out-of-bounds read, leading to a crash or information disclosure (bsc#1216046).</li>
<li>CVE-2023-39192: Fixed an out of bounds read in the netfilter (bsc#1215858).</li>
<li>CVE-2023-39193: Fixed an out of bounds read in the xtables subsystem (bsc#1215860).</li>
<li>CVE-2023-39197: Fixed a out-of-bounds read in nf_conntrack_dccp_packet() (bsc#1216976).</li>
<li>CVE-2023-45863: Fixed a out-of-bounds write in fill_kobj_path() (bsc#1216058).</li>
<li>CVE-2023-51779: Fixed a use-after-free because of a bt_sock_ioctl race condition in bt_sock_recvmsg (bsc#1218559).</li>
<li>CVE-2023-6606: Fixed an out of bounds read in the SMB client when receiving a malformed length from a server (bsc#1217947).</li>
<li>CVE-2023-6932: Fixed a use-after-free vulnerability in the Linux kernel's ipv4: igmp component that could lead to local privilege escalation (bsc#1218253).</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 Server 11 SP4 LTSS EXTREME CORE 11-SP4
<br/>
<code>zypper in -t patch SUSE-SLE-SERVER-11-SP4-LTSS-EXTREME-CORE-2024-112=1</code>
</li>
<li class="list-group-item">
SUSE Linux Enterprise Server 11 SP4
<br/>
<code>zypper in -t patch SUSE-SLE-SERVER-11-SP4-LTSS-EXTREME-CORE-2024-112=1</code>
</li>
</ul>
<h2>Package List:</h2>
<ul>
<li>
SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE 11-SP4 (nosrc x86_64)
<ul>
<li>kernel-ec2-3.0.101-108.150.1</li>
<li>kernel-default-3.0.101-108.150.1</li>
<li>kernel-trace-3.0.101-108.150.1</li>
<li>kernel-xen-3.0.101-108.150.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE 11-SP4 (x86_64)
<ul>
<li>kernel-xen-base-3.0.101-108.150.1</li>
<li>kernel-source-3.0.101-108.150.1</li>
<li>kernel-ec2-devel-3.0.101-108.150.1</li>
<li>kernel-default-devel-3.0.101-108.150.1</li>
<li>kernel-ec2-base-3.0.101-108.150.1</li>
<li>kernel-xen-devel-3.0.101-108.150.1</li>
<li>kernel-default-base-3.0.101-108.150.1</li>
<li>kernel-trace-devel-3.0.101-108.150.1</li>
<li>kernel-syms-3.0.101-108.150.1</li>
<li>kernel-trace-base-3.0.101-108.150.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 11 SP4 (nosrc x86_64)
<ul>
<li>kernel-ec2-3.0.101-108.150.1</li>
<li>kernel-default-3.0.101-108.150.1</li>
<li>kernel-trace-3.0.101-108.150.1</li>
<li>kernel-xen-3.0.101-108.150.1</li>
</ul>
</li>
<li>
SUSE Linux Enterprise Server 11 SP4 (x86_64)
<ul>
<li>kernel-xen-base-3.0.101-108.150.1</li>
<li>kernel-source-3.0.101-108.150.1</li>
<li>kernel-ec2-devel-3.0.101-108.150.1</li>
<li>kernel-default-devel-3.0.101-108.150.1</li>
<li>kernel-ec2-base-3.0.101-108.150.1</li>
<li>kernel-xen-devel-3.0.101-108.150.1</li>
<li>kernel-default-base-3.0.101-108.150.1</li>
<li>kernel-trace-devel-3.0.101-108.150.1</li>
<li>kernel-syms-3.0.101-108.150.1</li>
<li>kernel-trace-base-3.0.101-108.150.1</li>
</ul>
</li>
</ul>
<h2>References:</h2>
<ul>
<li>
<a href="https://www.suse.com/security/cve/CVE-2020-26555.html">https://www.suse.com/security/cve/CVE-2020-26555.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2022-45887.html">https://www.suse.com/security/cve/CVE-2022-45887.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-1206.html">https://www.suse.com/security/cve/CVE-2023-1206.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-31085.html">https://www.suse.com/security/cve/CVE-2023-31085.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-3111.html">https://www.suse.com/security/cve/CVE-2023-3111.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-39189.html">https://www.suse.com/security/cve/CVE-2023-39189.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-39192.html">https://www.suse.com/security/cve/CVE-2023-39192.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-39193.html">https://www.suse.com/security/cve/CVE-2023-39193.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-39197.html">https://www.suse.com/security/cve/CVE-2023-39197.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-45863.html">https://www.suse.com/security/cve/CVE-2023-45863.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-51779.html">https://www.suse.com/security/cve/CVE-2023-51779.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-6606.html">https://www.suse.com/security/cve/CVE-2023-6606.html</a>
</li>
<li>
<a href="https://www.suse.com/security/cve/CVE-2023-6932.html">https://www.suse.com/security/cve/CVE-2023-6932.html</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1179610">https://bugzilla.suse.com/show_bug.cgi?id=1179610</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1205762">https://bugzilla.suse.com/show_bug.cgi?id=1205762</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1210778">https://bugzilla.suse.com/show_bug.cgi?id=1210778</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1212051">https://bugzilla.suse.com/show_bug.cgi?id=1212051</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1212703">https://bugzilla.suse.com/show_bug.cgi?id=1212703</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1215237">https://bugzilla.suse.com/show_bug.cgi?id=1215237</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1215858">https://bugzilla.suse.com/show_bug.cgi?id=1215858</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1215860">https://bugzilla.suse.com/show_bug.cgi?id=1215860</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1216046">https://bugzilla.suse.com/show_bug.cgi?id=1216046</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1216058">https://bugzilla.suse.com/show_bug.cgi?id=1216058</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1216976">https://bugzilla.suse.com/show_bug.cgi?id=1216976</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1217947">https://bugzilla.suse.com/show_bug.cgi?id=1217947</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218253">https://bugzilla.suse.com/show_bug.cgi?id=1218253</a>
</li>
<li>
<a href="https://bugzilla.suse.com/show_bug.cgi?id=1218559">https://bugzilla.suse.com/show_bug.cgi?id=1218559</a>
</li>
</ul>
</div>