SUSE-SU-2025:4330-1: important: Security update for kubevirt, virt-api-container, virt-controller-container, virt-exportproxy-container, virt-exportserver-container, virt-handler-container, virt-launcher-container, virt-libguestfs-t

SLE-SECURITY-UPDATES null at suse.de
Tue Dec 9 12:56:53 UTC 2025 


# Security update for kubevirt, virt-api-container, virt-controller-container,
virt-exportproxy-container, virt-exportserver-container, virt-handler-container,
virt-launcher-container, virt-libguestfs-t

Announcement ID: SUSE-SU-2025:4330-1  
Release Date: 2025-12-09T11:34:00Z  
Rating: important  
References:

  * bsc#1241772
  * bsc#1250683
  * bsc#1253181
  * bsc#1253185
  * bsc#1253186
  * bsc#1253194
  * bsc#1253384
  * bsc#1253748

  
Cross-References:

  * CVE-2025-22872
  * CVE-2025-64324
  * CVE-2025-64432
  * CVE-2025-64433
  * CVE-2025-64434
  * CVE-2025-64437

  
CVSS scores:

  * CVE-2025-22872 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L
  * CVE-2025-22872 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L
  * CVE-2025-22872 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L
  * CVE-2025-64324 ( SUSE ):  8.5
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/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-2025-64324 ( SUSE ):  7.7 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2025-64324 ( NVD ):  8.5
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/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-2025-64324 ( NVD ):  7.7 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2025-64432 ( SUSE ):  5.8
    CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-64432 ( SUSE ):  5.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H
  * CVE-2025-64432 ( NVD ):  4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-64432 ( NVD ):  4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-64433 ( SUSE ):  7.1
    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2025-64433 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  * CVE-2025-64433 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  * CVE-2025-64434 ( SUSE ):  5.8
    CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-64434 ( SUSE ):  6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H
  * CVE-2025-64434 ( NVD ):  4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-64434 ( NVD ):  6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H
  * CVE-2025-64437 ( SUSE ):  1.8
    CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-64437 ( SUSE ):  3.9 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L
  * CVE-2025-64437 ( NVD ):  5.0 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:L

  
Affected Products:

  * Containers Module 15-SP7
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves six vulnerabilities and has two security fixes can now be
installed.

## Description:

This update for kubevirt, virt-api-container, virt-controller-container, virt-
exportproxy-container, virt-exportserver-container, virt-handler-container,
virt-launcher-container, virt-libguestfs-tools-container, virt-operator-
container, virt-pr-helper-container fixes the following issues:

Updated kubevirt to version 1.6.3:

  * CVE-2025-22872: Fixed incorrect interpretation of tags leading content to be
    placed wrong scope during DOM construction in golang.org/x/net/html
    (bsc#1241772)
  * CVE-2025-64432: Fixed bypass of RBAC controls due to incorrect validation of
    certain fields in the client TLS certificate (bsc#1253181)
  * CVE-2025-64433: Fixed arbitrary files read via improper symlink handling
    (bsc#1253185)
  * CVE-2025-64434: Fixed privilege escalation via virt-api impersonification
    due to compromise virt-handler instance (bsc#1253186)
  * CVE-2025-64437: Fixed mishandling of symlinks (bsc#1253194)
  * CVE-2025-64324: Fixed a logic bug that allows an attacker to read and write
    arbitrary files owned by more privileged users (bsc#1253748)

## 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:

  * Containers Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Containers-15-SP7-2025-4330=1

## Package List:

  * Containers Module 15-SP7 (aarch64 x86_64)
    * kubevirt-virtctl-debuginfo-1.6.3-150700.3.13.1
    * kubevirt-virtctl-1.6.3-150700.3.13.1
    * kubevirt-manifests-1.6.3-150700.3.13.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-22872.html
  * https://www.suse.com/security/cve/CVE-2025-64324.html
  * https://www.suse.com/security/cve/CVE-2025-64432.html
  * https://www.suse.com/security/cve/CVE-2025-64433.html
  * https://www.suse.com/security/cve/CVE-2025-64434.html
  * https://www.suse.com/security/cve/CVE-2025-64437.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1241772
  * https://bugzilla.suse.com/show_bug.cgi?id=1250683
  * https://bugzilla.suse.com/show_bug.cgi?id=1253181
  * https://bugzilla.suse.com/show_bug.cgi?id=1253185
  * https://bugzilla.suse.com/show_bug.cgi?id=1253186
  * https://bugzilla.suse.com/show_bug.cgi?id=1253194
  * https://bugzilla.suse.com/show_bug.cgi?id=1253384
  * https://bugzilla.suse.com/show_bug.cgi?id=1253748

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