# Security update for xen

Announcement ID: SUSE-SU-2024:1540-1  
Rating: moderate  
References:

  * bsc#1221984
  * bsc#1222302
  * bsc#1222453

  
Cross-References:

  * CVE-2023-46842
  * CVE-2024-2201
  * CVE-2024-31142

  
CVSS scores:

  * CVE-2023-46842 ( SUSE ):  6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
  * CVE-2024-2201 ( SUSE ):  5.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2024-31142 ( SUSE ):  5.1 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

  
Affected Products:

  * openSUSE Leap 15.3
  * SUSE Linux Enterprise Micro 5.1
  * SUSE Linux Enterprise Micro 5.2
  * SUSE Linux Enterprise Micro for Rancher 5.2

  
  
An update that solves three vulnerabilities can now be installed.

## Description:

This update for xen fixes the following issues:

  * CVE-2024-2201: Mitigation for Native Branch History Injection (XSA-456,
    bsc#1222453)
  * CVE-2023-46842: HVM hypercalls may trigger Xen bug check (XSA-454,
    bsc#1221984)
  * CVE-2024-31142: Fixed incorrect logic for BTC/SRSO mitigations (XSA-455,
    bsc#1222302)

## 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 15.3  
    zypper in -t patch SUSE-2024-1540=1

  * SUSE Linux Enterprise Micro 5.1  
    zypper in -t patch SUSE-SUSE-MicroOS-5.1-2024-1540=1

  * SUSE Linux Enterprise Micro 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2024-1540=1

  * SUSE Linux Enterprise Micro for Rancher 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2024-1540=1

## Package List:

  * openSUSE Leap 15.3 (aarch64 x86_64 i586)
    * xen-debugsource-4.14.6_14-150300.3.72.1
    * xen-tools-domU-4.14.6_14-150300.3.72.1
    * xen-libs-debuginfo-4.14.6_14-150300.3.72.1
    * xen-devel-4.14.6_14-150300.3.72.1
    * xen-tools-domU-debuginfo-4.14.6_14-150300.3.72.1
    * xen-libs-4.14.6_14-150300.3.72.1
  * openSUSE Leap 15.3 (x86_64)
    * xen-libs-32bit-4.14.6_14-150300.3.72.1
    * xen-libs-32bit-debuginfo-4.14.6_14-150300.3.72.1
  * openSUSE Leap 15.3 (aarch64 x86_64)
    * xen-tools-debuginfo-4.14.6_14-150300.3.72.1
    * xen-doc-html-4.14.6_14-150300.3.72.1
    * xen-tools-4.14.6_14-150300.3.72.1
    * xen-4.14.6_14-150300.3.72.1
  * openSUSE Leap 15.3 (noarch)
    * xen-tools-xendomains-wait-disk-4.14.6_14-150300.3.72.1
  * openSUSE Leap 15.3 (aarch64_ilp32)
    * xen-libs-64bit-debuginfo-4.14.6_14-150300.3.72.1
    * xen-libs-64bit-4.14.6_14-150300.3.72.1
  * SUSE Linux Enterprise Micro 5.1 (x86_64)
    * xen-debugsource-4.14.6_14-150300.3.72.1
    * xen-libs-debuginfo-4.14.6_14-150300.3.72.1
    * xen-libs-4.14.6_14-150300.3.72.1
  * SUSE Linux Enterprise Micro 5.2 (x86_64)
    * xen-debugsource-4.14.6_14-150300.3.72.1
    * xen-libs-debuginfo-4.14.6_14-150300.3.72.1
    * xen-libs-4.14.6_14-150300.3.72.1
  * SUSE Linux Enterprise Micro for Rancher 5.2 (x86_64)
    * xen-debugsource-4.14.6_14-150300.3.72.1
    * xen-libs-debuginfo-4.14.6_14-150300.3.72.1
    * xen-libs-4.14.6_14-150300.3.72.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-46842.html
  * https://www.suse.com/security/cve/CVE-2024-2201.html
  * https://www.suse.com/security/cve/CVE-2024-31142.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1221984
  * https://bugzilla.suse.com/show_bug.cgi?id=1222302
  * https://bugzilla.suse.com/show_bug.cgi?id=1222453