Security update for xen

Announcement ID: SUSE-SU-2023:3895-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2022-40982 ( SUSE ): 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • CVE-2022-40982 ( NVD ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
  • CVE-2023-20588 ( SUSE ): 6.0 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
  • CVE-2023-20588 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  • CVE-2023-20593 ( SUSE ): 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
  • CVE-2023-20593 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  • CVE-2023-34322 ( SUSE ): 7.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
  • CVE-2023-34322 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:
  • SUSE Linux Enterprise High Performance Computing 15 SP2
  • SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2
  • SUSE Linux Enterprise Server 15 SP2
  • SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2
  • SUSE Linux Enterprise Server for SAP Applications 15 SP2

An update that solves four vulnerabilities can now be installed.

Description:

This update for xen fixes the following issues:

  • CVE-2023-20588: Fixed AMD CPU transitional execution leak via division by zero (XSA-439) (bsc#1215474).
  • CVE-2023-34322: Fixed top-level shadow reference dropped too early for 64-bit PV guests (XSA-438) (bsc#1215145).
  • CVE-2023-20593: Fixed AMD Zenbleed (XSA-433) (bsc#1213616).
  • CVE-2022-40982: Fixed Intel Gather Data Sampling (XSA-435) (bsc#1214083).

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:

  • SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP2-LTSS-2023-3895=1
  • SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP2-LTSS-2023-3895=1
  • SUSE Linux Enterprise Server for SAP Applications 15 SP2
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP2-2023-3895=1

Package List:

  • SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2 (x86_64)
    • xen-tools-4.13.5_04-150200.3.77.1
    • xen-tools-domU-4.13.5_04-150200.3.77.1
    • xen-libs-debuginfo-4.13.5_04-150200.3.77.1
    • xen-tools-domU-debuginfo-4.13.5_04-150200.3.77.1
    • xen-debugsource-4.13.5_04-150200.3.77.1
    • xen-4.13.5_04-150200.3.77.1
    • xen-libs-4.13.5_04-150200.3.77.1
    • xen-devel-4.13.5_04-150200.3.77.1
    • xen-tools-debuginfo-4.13.5_04-150200.3.77.1
  • SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2 (noarch)
    • xen-tools-xendomains-wait-disk-4.13.5_04-150200.3.77.1
  • SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 (x86_64)
    • xen-tools-4.13.5_04-150200.3.77.1
    • xen-tools-domU-4.13.5_04-150200.3.77.1
    • xen-libs-debuginfo-4.13.5_04-150200.3.77.1
    • xen-tools-domU-debuginfo-4.13.5_04-150200.3.77.1
    • xen-debugsource-4.13.5_04-150200.3.77.1
    • xen-4.13.5_04-150200.3.77.1
    • xen-libs-4.13.5_04-150200.3.77.1
    • xen-devel-4.13.5_04-150200.3.77.1
    • xen-tools-debuginfo-4.13.5_04-150200.3.77.1
  • SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 (noarch)
    • xen-tools-xendomains-wait-disk-4.13.5_04-150200.3.77.1
  • SUSE Linux Enterprise Server for SAP Applications 15 SP2 (x86_64)
    • xen-tools-4.13.5_04-150200.3.77.1
    • xen-tools-domU-4.13.5_04-150200.3.77.1
    • xen-libs-debuginfo-4.13.5_04-150200.3.77.1
    • xen-tools-domU-debuginfo-4.13.5_04-150200.3.77.1
    • xen-debugsource-4.13.5_04-150200.3.77.1
    • xen-4.13.5_04-150200.3.77.1
    • xen-libs-4.13.5_04-150200.3.77.1
    • xen-devel-4.13.5_04-150200.3.77.1
    • xen-tools-debuginfo-4.13.5_04-150200.3.77.1
  • SUSE Linux Enterprise Server for SAP Applications 15 SP2 (noarch)
    • xen-tools-xendomains-wait-disk-4.13.5_04-150200.3.77.1

References: