SUSE-SU-2026:2839-1: important: Security update for the Linux Kernel

SLE-UPDATES null at suse.de
Fri Jul 10 16:33:21 UTC 2026 

# Security update for the Linux Kernel

Announcement ID: SUSE-SU-2026:2839-1  
Release Date: 2026-07-10T09:09:31Z  
Rating: important  
References:

  * bsc#1255416
  * bsc#1264610
  * bsc#1265421
  * bsc#1266214
  * bsc#1266969
  * bsc#1267205
  * bsc#1267531
  * bsc#1267684
  * bsc#1269100
  * bsc#1269574
  * bsc#1270059

  
Cross-References:

  * CVE-2025-68324
  * CVE-2026-43198
  * CVE-2026-45970
  * CVE-2026-46090
  * CVE-2026-46113
  * CVE-2026-46266
  * CVE-2026-46331
  * CVE-2026-52918
  * CVE-2026-53253
  * CVE-2026-53359

  
CVSS scores:

  * CVE-2025-68324 ( SUSE ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-43198 ( SUSE ):  7.3
    CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-43198 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-43198 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-43198 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-45970 ( SUSE ):  7.3
    CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-45970 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-45970 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-46090 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-46090 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-46090 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-46113 ( SUSE ):  9.3
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
  * CVE-2026-46113 ( SUSE ):  8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
  * CVE-2026-46113 ( NVD ):  8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
  * CVE-2026-46266 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-46266 ( NVD ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
  * CVE-2026-46331 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
  * CVE-2026-46331 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-46331 ( NVD ):  6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-52918 ( SUSE ):  8.6
    CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-52918 ( SUSE ):  7.1 CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-52918 ( NVD ):  8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-53253 ( SUSE ):  7.1 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
  * CVE-2026-53253 ( NVD ):  7.1 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
  * CVE-2026-53359 ( SUSE ):  9.3
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
  * CVE-2026-53359 ( SUSE ):  8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

  
Affected Products:

  * SUSE Linux Enterprise Server 11 SP4
  * SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE

  
  
An update that solves 10 vulnerabilities and has one security fix can now be
installed.

## Description:

The SUSE Linux Enterprise 11 SP4 kernel was updated to fix various security
issues

The following security issues were fixed:

  * CVE-2025-68324: scsi: imm: Fix use-after-free bug caused by unfinished
    delayed work (bsc#1255416).
  * CVE-2026-43198: tcp: fix potential race in tcp_v6_syn_recv_sock()
    (bsc#1264610).
  * CVE-2026-45970: bonding: alb: fix UAF in rlb_arp_recv during bond up/down
    (bsc#1267205).
  * CVE-2026-46090: ALSA: aloop: Fix peer runtime UAF during format-change stop
    (bsc#1267531).
  * CVE-2026-46113: KVM: x86: Fix shadow paging use-after-free due to unexpected
    GFN (bsc#1266969).
  * CVE-2026-46266: inet: RAW sockets using IPPROTO_RAW MUST drop incoming ICMP
    (bsc#1267684).
  * CVE-2026-46331: net/sched: fix pedit partial COW leading to page cache
    (bsc#1265421).
  * CVE-2026-52918: Bluetooth: serialize accept_q access (bsc#1269100).
  * CVE-2026-53253: Bluetooth: bnep: reject short frames before parsing
    (bsc#1269574).
  * CVE-2026-53359: KVM: x86: Fix shadow paging use-after-free due to unexpected
    role (bsc#1270059).

## Special Instructions and Notes:

  * Please reboot the system after installing this update.

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE  
    zypper in -t patch SUSE-SLE-SERVER-11-SP4-LTSS-EXTREME-CORE-2026-2839=1

  * SUSE Linux Enterprise Server 11 SP4  
    zypper in -t patch SUSE-SLE-SERVER-11-SP4-LTSS-EXTREME-CORE-2026-2839=1

## Package List:

  * SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE (nosrc x86_64)
    * kernel-trace-3.0.101-108.213.1
    * kernel-ec2-3.0.101-108.213.1
    * kernel-xen-3.0.101-108.213.1
    * kernel-default-3.0.101-108.213.1
  * SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE (x86_64)
    * kernel-trace-devel-debuginfo-3.0.101-108.213.1
    * kernel-ec2-devel-debuginfo-3.0.101-108.213.1
    * kernel-default-devel-debuginfo-3.0.101-108.213.1
    * kernel-xen-debugsource-3.0.101-108.213.1
    * kernel-xen-devel-3.0.101-108.213.1
    * kernel-default-debugsource-3.0.101-108.213.1
    * kernel-ec2-devel-3.0.101-108.213.1
    * kernel-default-debuginfo-3.0.101-108.213.1
    * kernel-trace-debuginfo-3.0.101-108.213.1
    * kernel-source-3.0.101-108.213.1
    * kernel-trace-base-3.0.101-108.213.1
    * kernel-ec2-debugsource-3.0.101-108.213.1
    * kernel-trace-debugsource-3.0.101-108.213.1
    * kernel-xen-base-3.0.101-108.213.1
    * kernel-ec2-base-3.0.101-108.213.1
    * kernel-ec2-debuginfo-3.0.101-108.213.1
    * kernel-default-base-3.0.101-108.213.1
    * kernel-default-devel-3.0.101-108.213.1
    * kernel-syms-3.0.101-108.213.1
    * kernel-trace-devel-3.0.101-108.213.1
    * kernel-xen-devel-debuginfo-3.0.101-108.213.1
    * kernel-xen-debuginfo-3.0.101-108.213.1
  * SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE (noarch nosrc)
    * kernel-docs-3.0.101-108.213.1
  * SUSE Linux Enterprise Server 11 SP4 (nosrc x86_64)
    * kernel-trace-3.0.101-108.213.1
    * kernel-ec2-3.0.101-108.213.1
    * kernel-xen-3.0.101-108.213.1
    * kernel-default-3.0.101-108.213.1
  * SUSE Linux Enterprise Server 11 SP4 (x86_64)
    * kernel-trace-devel-debuginfo-3.0.101-108.213.1
    * kernel-ec2-devel-debuginfo-3.0.101-108.213.1
    * kernel-default-devel-debuginfo-3.0.101-108.213.1
    * kernel-xen-debugsource-3.0.101-108.213.1
    * kernel-xen-devel-3.0.101-108.213.1
    * kernel-default-debugsource-3.0.101-108.213.1
    * kernel-ec2-devel-3.0.101-108.213.1
    * kernel-default-debuginfo-3.0.101-108.213.1
    * kernel-trace-debuginfo-3.0.101-108.213.1
    * kernel-source-3.0.101-108.213.1
    * kernel-trace-base-3.0.101-108.213.1
    * kernel-ec2-debugsource-3.0.101-108.213.1
    * kernel-trace-debugsource-3.0.101-108.213.1
    * kernel-xen-base-3.0.101-108.213.1
    * kernel-ec2-base-3.0.101-108.213.1
    * kernel-ec2-debuginfo-3.0.101-108.213.1
    * kernel-default-base-3.0.101-108.213.1
    * kernel-default-devel-3.0.101-108.213.1
    * kernel-syms-3.0.101-108.213.1
    * kernel-trace-devel-3.0.101-108.213.1
    * kernel-xen-devel-debuginfo-3.0.101-108.213.1
    * kernel-xen-debuginfo-3.0.101-108.213.1
  * SUSE Linux Enterprise Server 11 SP4 (noarch nosrc)
    * kernel-docs-3.0.101-108.213.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-68324.html
  * https://www.suse.com/security/cve/CVE-2026-43198.html
  * https://www.suse.com/security/cve/CVE-2026-45970.html
  * https://www.suse.com/security/cve/CVE-2026-46090.html
  * https://www.suse.com/security/cve/CVE-2026-46113.html
  * https://www.suse.com/security/cve/CVE-2026-46266.html
  * https://www.suse.com/security/cve/CVE-2026-46331.html
  * https://www.suse.com/security/cve/CVE-2026-52918.html
  * https://www.suse.com/security/cve/CVE-2026-53253.html
  * https://www.suse.com/security/cve/CVE-2026-53359.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1255416
  * https://bugzilla.suse.com/show_bug.cgi?id=1264610
  * https://bugzilla.suse.com/show_bug.cgi?id=1265421
  * https://bugzilla.suse.com/show_bug.cgi?id=1266214
  * https://bugzilla.suse.com/show_bug.cgi?id=1266969
  * https://bugzilla.suse.com/show_bug.cgi?id=1267205
  * https://bugzilla.suse.com/show_bug.cgi?id=1267531
  * https://bugzilla.suse.com/show_bug.cgi?id=1267684
  * https://bugzilla.suse.com/show_bug.cgi?id=1269100
  * https://bugzilla.suse.com/show_bug.cgi?id=1269574
  * https://bugzilla.suse.com/show_bug.cgi?id=1270059

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