Security update for grub2

Announcement ID: SUSE-SU-2022:4219-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2022-2601 ( SUSE ): 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  • CVE-2022-2601 ( NVD ): 8.6 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
  • CVE-2022-3775 ( SUSE ): 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  • CVE-2022-3775 ( NVD ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Affected Products:
  • Basesystem Module 15-SP3
  • openSUSE Leap 15.3
  • Server Applications Module 15-SP3
  • SUSE Linux Enterprise Desktop 15 SP3
  • SUSE Linux Enterprise High Performance Computing 15 SP3
  • SUSE Linux Enterprise Micro 5.2
  • SUSE Linux Enterprise Micro for Rancher 5.2
  • SUSE Linux Enterprise Real Time 15 SP3
  • SUSE Linux Enterprise Server 15 SP3
  • SUSE Linux Enterprise Server 15 SP3 Business Critical Linux 15-SP3
  • SUSE Linux Enterprise Server for SAP Applications 15 SP3
  • SUSE Manager Proxy 4.2
  • SUSE Manager Proxy 4.2 Module 4.2
  • SUSE Manager Retail Branch Server 4.2
  • SUSE Manager Server 4.2

An update that solves two vulnerabilities can now be installed.

Description:

This update for grub2 fixes the following issues:

  • CVE-2022-2601: Fixed buffer overflow in grub_font_construct_glyph (bsc#1205178).
  • CVE-2022-3775: Fixed integer underflow in blit_comb() (bsc#1205182).

Other:

  • Bump upstream SBAT generation to 3

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-2022-4219=1
  • Basesystem Module 15-SP3
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2022-4219=1
  • Server Applications Module 15-SP3
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP3-2022-4219=1
  • SUSE Manager Proxy 4.2 Module 4.2
    zypper in -t patch SUSE-SLE-Module-SUSE-Manager-Proxy-4.2-2022-4219=1
  • SUSE Linux Enterprise Micro 5.2
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2022-4219=1
  • SUSE Linux Enterprise Micro for Rancher 5.2
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2022-4219=1

Package List:

  • openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64 i586)
    • grub2-branding-upstream-2.04-150300.22.25.1
    • grub2-2.04-150300.22.25.1
    • grub2-debuginfo-2.04-150300.22.25.1
  • openSUSE Leap 15.3 (aarch64 s390x x86_64 i586)
    • grub2-debugsource-2.04-150300.22.25.1
  • openSUSE Leap 15.3 (noarch)
    • grub2-i386-xen-2.04-150300.22.25.1
    • grub2-i386-pc-2.04-150300.22.25.1
    • grub2-snapper-plugin-2.04-150300.22.25.1
    • grub2-arm64-efi-debug-2.04-150300.22.25.1
    • grub2-x86_64-xen-2.04-150300.22.25.1
    • grub2-arm64-efi-2.04-150300.22.25.1
    • grub2-i386-efi-debug-2.04-150300.22.25.1
    • grub2-i386-efi-2.04-150300.22.25.1
    • grub2-i386-pc-debug-2.04-150300.22.25.1
    • grub2-systemd-sleep-plugin-2.04-150300.22.25.1
    • grub2-powerpc-ieee1275-2.04-150300.22.25.1
    • grub2-x86_64-efi-2.04-150300.22.25.1
    • grub2-powerpc-ieee1275-debug-2.04-150300.22.25.1
    • grub2-x86_64-efi-debug-2.04-150300.22.25.1
  • openSUSE Leap 15.3 (s390x)
    • grub2-s390x-emu-2.04-150300.22.25.1
    • grub2-s390x-emu-debug-2.04-150300.22.25.1
  • Basesystem Module 15-SP3 (aarch64 ppc64le s390x x86_64)
    • grub2-2.04-150300.22.25.1
    • grub2-debuginfo-2.04-150300.22.25.1
  • Basesystem Module 15-SP3 (noarch)
    • grub2-snapper-plugin-2.04-150300.22.25.1
    • grub2-i386-pc-2.04-150300.22.25.1
    • grub2-arm64-efi-2.04-150300.22.25.1
    • grub2-systemd-sleep-plugin-2.04-150300.22.25.1
    • grub2-powerpc-ieee1275-2.04-150300.22.25.1
    • grub2-x86_64-efi-2.04-150300.22.25.1
  • Basesystem Module 15-SP3 (aarch64 s390x x86_64)
    • grub2-debugsource-2.04-150300.22.25.1
  • Basesystem Module 15-SP3 (s390x)
    • grub2-s390x-emu-2.04-150300.22.25.1
  • Server Applications Module 15-SP3 (noarch)
    • grub2-x86_64-xen-2.04-150300.22.25.1
  • SUSE Manager Proxy 4.2 Module 4.2 (noarch)
    • grub2-arm64-efi-2.04-150300.22.25.1
  • SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)
    • grub2-debugsource-2.04-150300.22.25.1
    • grub2-2.04-150300.22.25.1
    • grub2-debuginfo-2.04-150300.22.25.1
  • SUSE Linux Enterprise Micro 5.2 (noarch)
    • grub2-snapper-plugin-2.04-150300.22.25.1
    • grub2-i386-pc-2.04-150300.22.25.1
    • grub2-x86_64-xen-2.04-150300.22.25.1
    • grub2-arm64-efi-2.04-150300.22.25.1
    • grub2-x86_64-efi-2.04-150300.22.25.1
  • SUSE Linux Enterprise Micro 5.2 (s390x)
    • grub2-s390x-emu-2.04-150300.22.25.1
  • SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64)
    • grub2-debugsource-2.04-150300.22.25.1
    • grub2-2.04-150300.22.25.1
    • grub2-debuginfo-2.04-150300.22.25.1
  • SUSE Linux Enterprise Micro for Rancher 5.2 (noarch)
    • grub2-snapper-plugin-2.04-150300.22.25.1
    • grub2-i386-pc-2.04-150300.22.25.1
    • grub2-x86_64-xen-2.04-150300.22.25.1
    • grub2-arm64-efi-2.04-150300.22.25.1
    • grub2-x86_64-efi-2.04-150300.22.25.1
  • SUSE Linux Enterprise Micro for Rancher 5.2 (s390x)
    • grub2-s390x-emu-2.04-150300.22.25.1

References: