Upstream information

CVE-2022-42327 at MITRE

Description

x86: unintended memory sharing between guests On Intel systems that support the "virtualize APIC accesses" feature, a guest can read and write the global shared xAPIC page by moving the local APIC out of xAPIC mode. Access to this shared page bypasses the expected isolation that should exist between two guests.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having low severity.

CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 7.1 2.5
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N
Attack Vector Local Local
Attack Complexity Low High
Privileges Required Low High
User Interaction None None
Scope Unchanged Changed
Confidentiality Impact High Low
Integrity Impact High None
Availability Impact None None
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1204483 [NEW]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
Image SLES15-SP4-CHOST-BYOS
Image SLES15-SP4-CHOST-BYOS-Aliyun
Image SLES15-SP4-CHOST-BYOS-Azure
Image SLES15-SP4-CHOST-BYOS-GCE
Image SLES15-SP4-Micro-5-3-BYOS-Azure
Image SLES15-SP4-Micro-5-3-BYOS-GCE
Image SLES15-SP4-SAP-Hardened-BYOS
Image SLES15-SP4-SAP-Hardened-BYOS-Azure
Image SLES15-SP4-SAP-Hardened-BYOS-GCE
  • xen-libs >= 4.16.2_08-150400.4.16.1
Image SLES15-SP4
Image SLES15-SP4-BYOS
Image SLES15-SP4-BYOS-EC2
Image SLES15-SP4-CHOST-BYOS-EC2
Image SLES15-SP4-EC2
Image SLES15-SP4-EC2-ECS-HVM
Image SLES15-SP4-HPC-BYOS
Image SLES15-SP4-HPC-BYOS-EC2
Image SLES15-SP4-HPC-EC2
Image SLES15-SP4-Hardened-BYOS
Image SLES15-SP4-Hardened-BYOS-EC2
Image SLES15-SP4-Manager-Server-4-3-BYOS
Image SLES15-SP4-Manager-Server-4-3-BYOS-EC2
Image SLES15-SP4-Micro-5-3-BYOS
Image SLES15-SP4-Micro-5-3-BYOS-EC2
Image SLES15-SP4-SAP
Image SLES15-SP4-SAP-BYOS
Image SLES15-SP4-SAP-BYOS-EC2
Image SLES15-SP4-SAP-EC2
Image SLES15-SP4-SAP-Hardened-BYOS-EC2
Image SLES15-SP4-SAPCAL
Image SLES15-SP4-SAPCAL-EC2
Image SLES15-SP4-SUSE-Rancher-Setup-BYOS
Image SLES15-SP4-SUSE-Rancher-Setup-BYOS-EC2
  • xen-libs >= 4.16.2_08-150400.4.16.1
  • xen-tools-domU >= 4.16.2_08-150400.4.16.1
SUSE Linux Enterprise Desktop 15 SP4
SUSE Linux Enterprise Module for Basesystem 15 SP4
  • xen-libs >= 4.16.2_08-150400.4.16.1
  • xen-tools-domU >= 4.16.2_08-150400.4.16.1
Patchnames:
SUSE-SLE-Module-Basesystem-15-SP4-2022-4007
SUSE Linux Enterprise High Performance Computing 15 SP4
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server for SAP Applications 15 SP4
SUSE Manager Proxy 4.3
SUSE Manager Retail Branch Server 4.3
SUSE Manager Server 4.3
  • xen >= 4.16.2_08-150400.4.16.1
  • xen-devel >= 4.16.2_08-150400.4.16.1
  • xen-libs >= 4.16.2_08-150400.4.16.1
  • xen-tools >= 4.16.2_08-150400.4.16.1
  • xen-tools-domU >= 4.16.2_08-150400.4.16.1
  • xen-tools-xendomains-wait-disk >= 4.16.2_08-150400.4.16.1
Patchnames:
SUSE-SLE-Module-Basesystem-15-SP4-2022-4007
SUSE-SLE-Module-Server-Applications-15-SP4-2022-4007
SUSE Linux Enterprise Micro 5.3
  • xen-libs >= 4.16.2_08-150400.4.16.1
Patchnames:
SUSE-SLE-Micro-5.3-2022-4007
SUSE Linux Enterprise Module for Server Applications 15 SP4
  • xen >= 4.16.2_08-150400.4.16.1
  • xen-devel >= 4.16.2_08-150400.4.16.1
  • xen-tools >= 4.16.2_08-150400.4.16.1
  • xen-tools-xendomains-wait-disk >= 4.16.2_08-150400.4.16.1
Patchnames:
SUSE-SLE-Module-Server-Applications-15-SP4-2022-4007
openSUSE Leap 15.4
  • xen >= 4.16.2_08-150400.4.16.1
  • xen-devel >= 4.16.2_08-150400.4.16.1
  • xen-doc-html >= 4.16.2_08-150400.4.16.1
  • xen-libs >= 4.16.2_08-150400.4.16.1
  • xen-libs-32bit >= 4.16.2_08-150400.4.16.1
  • xen-tools >= 4.16.2_08-150400.4.16.1
  • xen-tools-domU >= 4.16.2_08-150400.4.16.1
  • xen-tools-xendomains-wait-disk >= 4.16.2_08-150400.4.16.1
Patchnames:
openSUSE-SLE-15.4-2022-4007


First public cloud image revisions this CVE is fixed in:


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products under general support and receiving all security fixes.
SUSE Enterprise Storage 7 xen Not affected
SUSE Enterprise Storage 7.1 xen Not affected
SUSE Linux Enterprise Desktop 15 SP4 xen Released
SUSE Linux Enterprise High Performance Computing 12 SP5 xen Not affected
SUSE Linux Enterprise High Performance Computing 15 SP4 xen Released
SUSE Linux Enterprise Micro 5.1 xen Not affected
SUSE Linux Enterprise Micro 5.2 xen Not affected
SUSE Linux Enterprise Micro 5.3 xen Released
SUSE Linux Enterprise Micro for Rancher 5.3 xen Released
SUSE Linux Enterprise Module for Basesystem 15 SP4 xen Released
SUSE Linux Enterprise Module for Server Applications 15 SP4 xen Released
SUSE Linux Enterprise Real Time 15 SP3 xen Not affected
SUSE Linux Enterprise Server 12 SP5 xen Not affected
SUSE Linux Enterprise Server 15 SP4 xen Released
SUSE Linux Enterprise Server for SAP Applications 12 SP5 xen Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP4 xen Released
SUSE Linux Enterprise Software Development Kit 12 SP5 xen Not affected
SUSE Manager Proxy 4.2 xen Not affected
SUSE Manager Proxy 4.3 xen Released
SUSE Manager Retail Branch Server 4.2 xen Not affected
SUSE Manager Retail Branch Server 4.3 xen Released
SUSE Manager Server 4.2 xen Not affected
SUSE Manager Server 4.3 xen Released
openSUSE Leap 15.4 xen Released
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise High Performance Computing 15 xen Not affected
SUSE Linux Enterprise High Performance Computing 15 SP1 xen Not affected
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS xen Not affected
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS xen Not affected
SUSE Linux Enterprise High Performance Computing 15 SP2 xen Not affected
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS xen Not affected
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS xen Not affected
SUSE Linux Enterprise High Performance Computing 15 SP3 xen Not affected
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS xen Not affected
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS xen Not affected
SUSE Linux Enterprise High Performance Computing 15-ESPOS xen Not affected
SUSE Linux Enterprise High Performance Computing 15-LTSS xen Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP1 xen Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP2 xen Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP3 xen Not affected
SUSE Linux Enterprise Module for Server Applications 15 SP1 xen Not affected
SUSE Linux Enterprise Module for Server Applications 15 SP2 xen Not affected
SUSE Linux Enterprise Module for Server Applications 15 SP3 xen Not affected
SUSE Linux Enterprise Server 12 SP2-BCL xen Not affected
SUSE Linux Enterprise Server 12 SP4 xen Not affected
SUSE Linux Enterprise Server 12 SP4-LTSS xen Not affected
SUSE Linux Enterprise Server 15 SP1 xen Not affected
SUSE Linux Enterprise Server 15 SP1-LTSS xen Not affected
SUSE Linux Enterprise Server 15 SP2 xen Not affected
SUSE Linux Enterprise Server 15 SP2-LTSS xen Not affected
SUSE Linux Enterprise Server 15 SP3 xen Not affected
SUSE Linux Enterprise Server 15 SP3-LTSS xen Not affected
SUSE Linux Enterprise Server 15-ESPOS xen Not affected
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 xen Not affected
SUSE Linux Enterprise Server Business Critical Linux 15 SP2 xen Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP4 xen Not affected
SUSE Linux Enterprise Server for SAP Applications 15 xen Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP1 xen Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP2 xen Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP3 xen Not affected
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8 xen Not affected
SUSE CaaS Platform 3.0 xen Not affected
SUSE CaaS Platform 4.0 xen Not affected
SUSE Enterprise Storage 6 xen Not affected
SUSE Linux Enterprise Desktop 12 SP2 xen Not affected
SUSE Linux Enterprise Desktop 12 SP3 xen Not affected
SUSE Linux Enterprise Desktop 12 SP4 xen Not affected
SUSE Linux Enterprise Desktop 15 xen Not affected
SUSE Linux Enterprise Desktop 15 SP1 xen Not affected
SUSE Linux Enterprise Desktop 15 SP2 xen Not affected
SUSE Linux Enterprise Desktop 15 SP3 xen Not affected
SUSE Linux Enterprise Micro 5.0 xen Not affected
SUSE Linux Enterprise Module for Basesystem 15 xen Not affected
SUSE Linux Enterprise Module for Server Applications 15 xen Not affected
SUSE Linux Enterprise Real Time 15 SP2 xen Not affected
SUSE Linux Enterprise Server 12 SP2 xen Not affected
SUSE Linux Enterprise Server 12 SP2-ESPOS xen Not affected
SUSE Linux Enterprise Server 12 SP2-LTSS xen Not affected
SUSE Linux Enterprise Server 12 SP3 xen Not affected
SUSE Linux Enterprise Server 12 SP3-BCL xen Not affected
SUSE Linux Enterprise Server 12 SP3-ESPOS xen Not affected
SUSE Linux Enterprise Server 12 SP3-LTSS xen Not affected
SUSE Linux Enterprise Server 12 SP4-ESPOS xen Not affected
SUSE Linux Enterprise Server 15 xen Not affected
SUSE Linux Enterprise Server 15 SP1-BCL xen Not affected
SUSE Linux Enterprise Server 15 SP2-BCL xen Not affected
SUSE Linux Enterprise Server 15 SP3-BCL xen Not affected
SUSE Linux Enterprise Server 15-LTSS xen Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 xen Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP3 xen Not affected
SUSE Linux Enterprise Software Development Kit 12 SP2 xen Not affected
SUSE Linux Enterprise Software Development Kit 12 SP3 xen Not affected
SUSE Linux Enterprise Software Development Kit 12 SP4 xen Not affected
SUSE Manager Proxy 4.0 xen Not affected
SUSE Manager Proxy 4.1 xen Not affected
SUSE Manager Retail Branch Server 4.0 xen Not affected
SUSE Manager Retail Branch Server 4.1 xen Not affected
SUSE Manager Server 4.0 xen Not affected
SUSE Manager Server 4.1 xen Not affected
SUSE OpenStack Cloud 7 xen Not affected
SUSE OpenStack Cloud 8 xen Not affected
SUSE OpenStack Cloud 9 xen Not affected
SUSE OpenStack Cloud Crowbar 8 xen Not affected
SUSE OpenStack Cloud Crowbar 9 xen Not affected


SUSE Timeline for this CVE

CVE page created: Wed Oct 19 11:46:11 2022
CVE page last modified: Fri Jan 27 12:29:24 2023