SUSE-SU-2025:01703-1: moderate: Security update for xen

[SLE-UPDATES]

# Security update for xen

Announcement ID: SUSE-SU-2025:01703-1  
Release Date: 2025-05-25T21:42:32Z  
Rating: moderate  
References:

  * bsc#1027519
  * bsc#1242490
  * bsc#1243117

  
Cross-References:

  * CVE-2024-28956

  
CVSS scores:

  * CVE-2024-28956 ( SUSE ):  5.7
    CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2024-28956 ( SUSE ):  5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
  * CVE-2024-28956 ( NVD ):  5.7
    CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/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-2024-28956 ( NVD ):  5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

  
Affected Products:

  * Basesystem Module 15-SP6
  * openSUSE Leap 15.6
  * Server Applications Module 15-SP6
  * SUSE Linux Enterprise Desktop 15 SP6
  * SUSE Linux Enterprise Real Time 15 SP6
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6

  
  
An update that solves one vulnerability and has two security fixes can now be
installed.

## Description:

This update for xen fixes the following issues:

Update to Xen 4.18.5:

Security fixes:

  * CVE-2024-28956: Fixed Intel CPU Indirect Target Selection (ITS)
    (bsc#1243117)

Other fixes:

  * Fixed boot failing with XEN kernel on DL580 Gen12 (bsc#1242490)
  * Added missing upstream bug fixes (bsc#1027519)

## 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:

  * Server Applications Module 15-SP6  
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP6-2025-1703=1

  * openSUSE Leap 15.6  
    zypper in -t patch SUSE-2025-1703=1 openSUSE-SLE-15.6-2025-1703=1

  * Basesystem Module 15-SP6  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-1703=1

## Package List:

  * Server Applications Module 15-SP6 (x86_64)
    * xen-tools-debuginfo-4.18.5_02-150600.3.23.1
    * xen-4.18.5_02-150600.3.23.1
    * xen-debugsource-4.18.5_02-150600.3.23.1
    * xen-devel-4.18.5_02-150600.3.23.1
    * xen-tools-4.18.5_02-150600.3.23.1
  * Server Applications Module 15-SP6 (noarch)
    * xen-tools-xendomains-wait-disk-4.18.5_02-150600.3.23.1
  * openSUSE Leap 15.6 (aarch64 x86_64 i586)
    * xen-libs-debuginfo-4.18.5_02-150600.3.23.1
    * xen-libs-4.18.5_02-150600.3.23.1
    * xen-debugsource-4.18.5_02-150600.3.23.1
    * xen-tools-domU-debuginfo-4.18.5_02-150600.3.23.1
    * xen-devel-4.18.5_02-150600.3.23.1
    * xen-tools-domU-4.18.5_02-150600.3.23.1
  * openSUSE Leap 15.6 (x86_64)
    * xen-libs-32bit-debuginfo-4.18.5_02-150600.3.23.1
    * xen-libs-32bit-4.18.5_02-150600.3.23.1
  * openSUSE Leap 15.6 (aarch64 x86_64)
    * xen-doc-html-4.18.5_02-150600.3.23.1
    * xen-tools-4.18.5_02-150600.3.23.1
    * xen-tools-debuginfo-4.18.5_02-150600.3.23.1
    * xen-4.18.5_02-150600.3.23.1
  * openSUSE Leap 15.6 (noarch)
    * xen-tools-xendomains-wait-disk-4.18.5_02-150600.3.23.1
  * openSUSE Leap 15.6 (aarch64_ilp32)
    * xen-libs-64bit-debuginfo-4.18.5_02-150600.3.23.1
    * xen-libs-64bit-4.18.5_02-150600.3.23.1
  * Basesystem Module 15-SP6 (x86_64)
    * xen-libs-debuginfo-4.18.5_02-150600.3.23.1
    * xen-libs-4.18.5_02-150600.3.23.1
    * xen-debugsource-4.18.5_02-150600.3.23.1
    * xen-tools-domU-debuginfo-4.18.5_02-150600.3.23.1
    * xen-tools-domU-4.18.5_02-150600.3.23.1

## References:

  * https://www.suse.com/security/cve/CVE-2024-28956.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1027519
  * https://bugzilla.suse.com/show_bug.cgi?id=1242490
  * https://bugzilla.suse.com/show_bug.cgi?id=1243117

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