Security update for ovmf

Announcement ID: SUSE-SU-2023:1921-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2019-14560 ( SUSE ): 6.1 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:L
  • CVE-2021-38578 ( SUSE ): 7.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:L
  • CVE-2021-38578 ( NVD ): 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Affected Products:
  • SUSE Enterprise Storage 7
  • 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 two vulnerabilities can now be installed.

Description:

This update for ovmf fixes the following issues:

  • CVE-2019-14560: Fixed potential secure boot bypass via an improper check of GetEfiGlobalVariable2 (bsc#1174246).
  • CVE-2021-38578: Fixed underflow in MdeModulePkg/PiSmmCore SmmEntryPointAdd (bsc#1196741).

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-2023-1921=1
  • SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP2-LTSS-2023-1921=1
  • SUSE Linux Enterprise Server for SAP Applications 15 SP2
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP2-2023-1921=1
  • SUSE Enterprise Storage 7
    zypper in -t patch SUSE-Storage-7-2023-1921=1

Package List:

  • SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2 (aarch64 x86_64)
    • ovmf-201911-150200.7.27.1
    • ovmf-tools-201911-150200.7.27.1
  • SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2 (noarch)
    • qemu-ovmf-x86_64-201911-150200.7.27.1
    • qemu-uefi-aarch64-201911-150200.7.27.1
  • SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 (aarch64 x86_64)
    • ovmf-201911-150200.7.27.1
    • ovmf-tools-201911-150200.7.27.1
  • SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 (noarch)
    • qemu-ovmf-x86_64-201911-150200.7.27.1
    • qemu-uefi-aarch64-201911-150200.7.27.1
  • SUSE Linux Enterprise Server for SAP Applications 15 SP2 (x86_64)
    • ovmf-201911-150200.7.27.1
    • ovmf-tools-201911-150200.7.27.1
  • SUSE Linux Enterprise Server for SAP Applications 15 SP2 (noarch)
    • qemu-ovmf-x86_64-201911-150200.7.27.1
  • SUSE Enterprise Storage 7 (aarch64 x86_64)
    • ovmf-201911-150200.7.27.1
    • ovmf-tools-201911-150200.7.27.1
  • SUSE Enterprise Storage 7 (noarch)
    • qemu-ovmf-x86_64-201911-150200.7.27.1
    • qemu-uefi-aarch64-201911-150200.7.27.1

References: