SUSE-SU-2026:2613-1: important: Security update for xen

SLE-UPDATES null at suse.de
Wed Jun 24 16:32:07 UTC 2026 

# Security update for xen

Announcement ID: SUSE-SU-2026:2613-1  
Release Date: 2026-06-24T09:01:48Z  
Rating: important  
References:

  * bsc#1264066
  * bsc#1266952
  * bsc#1266953
  * bsc#1266955

  
Cross-References:

  * CVE-2025-54518
  * CVE-2026-42487
  * CVE-2026-42488
  * CVE-2026-42489
  * CVE-2026-42490

  
CVSS scores:

  * CVE-2025-54518 ( SUSE ):  7.3
    CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-54518 ( SUSE ):  7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-54518 ( NVD ):  7.3
    CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
  * CVE-2026-42487 ( SUSE ):  8.8
    CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
  * CVE-2026-42487 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
  * CVE-2026-42487 ( NVD ):  7.9 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:H
  * CVE-2026-42488 ( SUSE ):  8.7
    CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
  * CVE-2026-42488 ( SUSE ):  7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
  * CVE-2026-42488 ( NVD ):  8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-42489 ( SUSE ):  6.8
    CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
  * CVE-2026-42489 ( SUSE ):  5.3 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H
  * CVE-2026-42489 ( NVD ):  5.3 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H
  * CVE-2026-42490 ( SUSE ):  6.8
    CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
  * CVE-2026-42490 ( SUSE ):  4.1 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-42490 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * openSUSE Leap 15.4
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
  * SUSE Linux Enterprise Micro 5.3
  * SUSE Linux Enterprise Micro 5.4
  * SUSE Linux Enterprise Micro for Rancher 5.3
  * SUSE Linux Enterprise Micro for Rancher 5.4
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server 15 SP4 LTSS
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4

  
  
An update that solves five vulnerabilities can now be installed.

## Description:

This update for xen fixes the following issues

  * CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption (bsc#1264066).
  * CVE-2026-42487: x86 HVM I/O port list traversal (bsc#1266952).
  * CVE-2026-42488: x86: mismatched mapcache metadata (bsc#1266955).
  * CVE-2026-42489,CVE-2026-42490: domctl lock open to abuse (bsc#1266953).

## 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 High Performance Computing LTSS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-2613=1

  * SUSE Linux Enterprise Server 15 SP4 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-2613=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP4  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-2613=1

  * SUSE Linux Enterprise Micro for Rancher 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-2613=1

  * SUSE Linux Enterprise Micro 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-2613=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-2613=1

  * SUSE Linux Enterprise Micro for Rancher 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-2613=1

  * SUSE Linux Enterprise Micro 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-2613=1

  * openSUSE Leap 15.4  
    zypper in -t patch SUSE-2026-2613=1

## Package List:

  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (x86_64)
    * xen-4.16.7_10-150400.4.86.2
    * xen-tools-domU-4.16.7_10-150400.4.86.2
    * xen-libs-debuginfo-4.16.7_10-150400.4.86.2
    * xen-tools-debuginfo-4.16.7_10-150400.4.86.2
    * xen-devel-4.16.7_10-150400.4.86.2
    * xen-debugsource-4.16.7_10-150400.4.86.2
    * xen-tools-domU-debuginfo-4.16.7_10-150400.4.86.2
    * xen-libs-4.16.7_10-150400.4.86.2
    * xen-tools-4.16.7_10-150400.4.86.2
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (noarch)
    * xen-tools-xendomains-wait-disk-4.16.7_10-150400.4.86.2
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (x86_64)
    * xen-4.16.7_10-150400.4.86.2
    * xen-tools-domU-4.16.7_10-150400.4.86.2
    * xen-libs-debuginfo-4.16.7_10-150400.4.86.2
    * xen-tools-debuginfo-4.16.7_10-150400.4.86.2
    * xen-devel-4.16.7_10-150400.4.86.2
    * xen-debugsource-4.16.7_10-150400.4.86.2
    * xen-tools-domU-debuginfo-4.16.7_10-150400.4.86.2
    * xen-libs-4.16.7_10-150400.4.86.2
    * xen-tools-4.16.7_10-150400.4.86.2
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (noarch)
    * xen-tools-xendomains-wait-disk-4.16.7_10-150400.4.86.2
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (x86_64)
    * xen-4.16.7_10-150400.4.86.2
    * xen-tools-domU-4.16.7_10-150400.4.86.2
    * xen-libs-debuginfo-4.16.7_10-150400.4.86.2
    * xen-tools-debuginfo-4.16.7_10-150400.4.86.2
    * xen-devel-4.16.7_10-150400.4.86.2
    * xen-debugsource-4.16.7_10-150400.4.86.2
    * xen-tools-domU-debuginfo-4.16.7_10-150400.4.86.2
    * xen-libs-4.16.7_10-150400.4.86.2
    * xen-tools-4.16.7_10-150400.4.86.2
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (noarch)
    * xen-tools-xendomains-wait-disk-4.16.7_10-150400.4.86.2
  * openSUSE Leap 15.4 (aarch64 x86_64)
    * xen-tools-debuginfo-4.16.7_10-150400.4.86.2
    * xen-doc-html-4.16.7_10-150400.4.86.2
    * xen-4.16.7_10-150400.4.86.2
    * xen-tools-4.16.7_10-150400.4.86.2
  * openSUSE Leap 15.4 (aarch64 i586 x86_64)
    * xen-tools-domU-4.16.7_10-150400.4.86.2
    * xen-libs-debuginfo-4.16.7_10-150400.4.86.2
    * xen-devel-4.16.7_10-150400.4.86.2
    * xen-debugsource-4.16.7_10-150400.4.86.2
    * xen-libs-4.16.7_10-150400.4.86.2
    * xen-tools-domU-debuginfo-4.16.7_10-150400.4.86.2
  * openSUSE Leap 15.4 (x86_64)
    * xen-libs-32bit-debuginfo-4.16.7_10-150400.4.86.2
    * xen-libs-32bit-4.16.7_10-150400.4.86.2
  * openSUSE Leap 15.4 (aarch64_ilp32)
    * xen-libs-64bit-4.16.7_10-150400.4.86.2
    * xen-libs-64bit-debuginfo-4.16.7_10-150400.4.86.2
  * openSUSE Leap 15.4 (noarch)
    * xen-tools-xendomains-wait-disk-4.16.7_10-150400.4.86.2
  * SUSE Linux Enterprise Micro for Rancher 5.3 (x86_64)
    * xen-libs-debuginfo-4.16.7_10-150400.4.86.2
    * xen-debugsource-4.16.7_10-150400.4.86.2
    * xen-libs-4.16.7_10-150400.4.86.2
  * SUSE Linux Enterprise Micro 5.3 (x86_64)
    * xen-libs-debuginfo-4.16.7_10-150400.4.86.2
    * xen-debugsource-4.16.7_10-150400.4.86.2
    * xen-libs-4.16.7_10-150400.4.86.2
  * SUSE Linux Enterprise Micro for Rancher 5.4 (x86_64)
    * xen-libs-debuginfo-4.16.7_10-150400.4.86.2
    * xen-debugsource-4.16.7_10-150400.4.86.2
    * xen-libs-4.16.7_10-150400.4.86.2
  * SUSE Linux Enterprise Micro 5.4 (x86_64)
    * xen-libs-debuginfo-4.16.7_10-150400.4.86.2
    * xen-debugsource-4.16.7_10-150400.4.86.2
    * xen-libs-4.16.7_10-150400.4.86.2
  * SUSE Linux Enterprise Server 15 SP4 LTSS (x86_64)
    * xen-4.16.7_10-150400.4.86.2
    * xen-tools-domU-4.16.7_10-150400.4.86.2
    * xen-libs-debuginfo-4.16.7_10-150400.4.86.2
    * xen-tools-debuginfo-4.16.7_10-150400.4.86.2
    * xen-devel-4.16.7_10-150400.4.86.2
    * xen-debugsource-4.16.7_10-150400.4.86.2
    * xen-tools-domU-debuginfo-4.16.7_10-150400.4.86.2
    * xen-libs-4.16.7_10-150400.4.86.2
    * xen-tools-4.16.7_10-150400.4.86.2
  * SUSE Linux Enterprise Server 15 SP4 LTSS (noarch)
    * xen-tools-xendomains-wait-disk-4.16.7_10-150400.4.86.2

## References:

  * https://www.suse.com/security/cve/CVE-2025-54518.html
  * https://www.suse.com/security/cve/CVE-2026-42487.html
  * https://www.suse.com/security/cve/CVE-2026-42488.html
  * https://www.suse.com/security/cve/CVE-2026-42489.html
  * https://www.suse.com/security/cve/CVE-2026-42490.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1264066
  * https://bugzilla.suse.com/show_bug.cgi?id=1266952
  * https://bugzilla.suse.com/show_bug.cgi?id=1266953
  * https://bugzilla.suse.com/show_bug.cgi?id=1266955

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