SUSE-SU-2025:4490-1: moderate: Security update for xen

[SLE-SECURITY-UPDATES]

# Security update for xen

Announcement ID: SUSE-SU-2025:4490-1  
Release Date: 2025-12-19T11:17:13Z  
Rating: moderate  
References:

  * bsc#1027519
  * bsc#1252692
  * bsc#1254180

  
Cross-References:

  * CVE-2025-58149

  
CVSS scores:

  * CVE-2025-58149 ( SUSE ):  4.3
    CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N
  * CVE-2025-58149 ( SUSE ):  6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
  * CVE-2025-58149 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

  
Affected Products:

  * openSUSE Leap 15.5
  * SUSE Linux Enterprise Micro 5.5

  
  
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 4.17.6.

Security issues fixed:

  * CVE-2025-58149: incorrect removal of permissions on PCI device unplug allows
    PV guests to access memory of devices no longer assigned to them
    (bsc#1252692).

Other issues fixed:

  * Several upstream bug fixes (bsc#1027519).
  * Failure to restart xenstored (bsc#1254180).

## 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:

  * openSUSE Leap 15.5  
    zypper in -t patch SUSE-2025-4490=1

  * SUSE Linux Enterprise Micro 5.5  
    zypper in -t patch SUSE-SLE-Micro-5.5-2025-4490=1

## Package List:

  * openSUSE Leap 15.5 (aarch64 x86_64 i586)
    * xen-tools-domU-debuginfo-4.17.6_02-150500.3.56.1
    * xen-debugsource-4.17.6_02-150500.3.56.1
    * xen-devel-4.17.6_02-150500.3.56.1
    * xen-libs-debuginfo-4.17.6_02-150500.3.56.1
    * xen-libs-4.17.6_02-150500.3.56.1
    * xen-tools-domU-4.17.6_02-150500.3.56.1
  * openSUSE Leap 15.5 (x86_64)
    * xen-libs-32bit-debuginfo-4.17.6_02-150500.3.56.1
    * xen-libs-32bit-4.17.6_02-150500.3.56.1
  * openSUSE Leap 15.5 (aarch64 x86_64)
    * xen-tools-4.17.6_02-150500.3.56.1
    * xen-doc-html-4.17.6_02-150500.3.56.1
    * xen-4.17.6_02-150500.3.56.1
    * xen-tools-debuginfo-4.17.6_02-150500.3.56.1
  * openSUSE Leap 15.5 (noarch)
    * xen-tools-xendomains-wait-disk-4.17.6_02-150500.3.56.1
  * openSUSE Leap 15.5 (aarch64_ilp32)
    * xen-libs-64bit-debuginfo-4.17.6_02-150500.3.56.1
    * xen-libs-64bit-4.17.6_02-150500.3.56.1
  * SUSE Linux Enterprise Micro 5.5 (x86_64)
    * xen-libs-debuginfo-4.17.6_02-150500.3.56.1
    * xen-debugsource-4.17.6_02-150500.3.56.1
    * xen-libs-4.17.6_02-150500.3.56.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-58149.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1027519
  * https://bugzilla.suse.com/show_bug.cgi?id=1252692
  * https://bugzilla.suse.com/show_bug.cgi?id=1254180

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