Security update for grub2

SUSE Security Update: Security update for grub2
Announcement ID: SUSE-SU-2022:4140-1
Rating: important
References: #1205178 #1205182
Cross-References:CVE-2022-2601 CVE-2022-3775
Affected Products:
  • SUSE Linux Enterprise High Performance Computing 15-ESPOS
  • SUSE Linux Enterprise High Performance Computing 15-LTSS
  • SUSE Linux Enterprise Server 15-LTSS
  • SUSE Linux Enterprise Server for SAP 15

An update that fixes two vulnerabilities is now available.

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 Security 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 Server for SAP 15:
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2022-4140=1
  • SUSE Linux Enterprise Server 15-LTSS:
    zypper in -t patch SUSE-SLE-Product-SLES-15-2022-4140=1
  • SUSE Linux Enterprise High Performance Computing 15-LTSS:
    zypper in -t patch SUSE-SLE-Product-HPC-15-2022-4140=1
  • SUSE Linux Enterprise High Performance Computing 15-ESPOS:
    zypper in -t patch SUSE-SLE-Product-HPC-15-2022-4140=1

Package List:

  • SUSE Linux Enterprise Server for SAP 15 (ppc64le x86_64):
    • grub2-2.02-150000.122.17.1
    • grub2-debuginfo-2.02-150000.122.17.1
  • SUSE Linux Enterprise Server for SAP 15 (ppc64le):
    • grub2-powerpc-ieee1275-2.02-150000.122.17.1
  • SUSE Linux Enterprise Server for SAP 15 (noarch):
    • grub2-snapper-plugin-2.02-150000.122.17.1
    • grub2-systemd-sleep-plugin-2.02-150000.122.17.1
  • SUSE Linux Enterprise Server for SAP 15 (x86_64):
    • grub2-debugsource-2.02-150000.122.17.1
    • grub2-i386-pc-2.02-150000.122.17.1
    • grub2-x86_64-efi-2.02-150000.122.17.1
    • grub2-x86_64-xen-2.02-150000.122.17.1
  • SUSE Linux Enterprise Server 15-LTSS (aarch64 s390x):
    • grub2-2.02-150000.122.17.1
    • grub2-debuginfo-2.02-150000.122.17.1
    • grub2-debugsource-2.02-150000.122.17.1
  • SUSE Linux Enterprise Server 15-LTSS (aarch64):
    • grub2-arm64-efi-2.02-150000.122.17.1
  • SUSE Linux Enterprise Server 15-LTSS (noarch):
    • grub2-snapper-plugin-2.02-150000.122.17.1
    • grub2-systemd-sleep-plugin-2.02-150000.122.17.1
  • SUSE Linux Enterprise Server 15-LTSS (s390x):
    • grub2-s390x-emu-2.02-150000.122.17.1
  • SUSE Linux Enterprise High Performance Computing 15-LTSS (aarch64 x86_64):
    • grub2-2.02-150000.122.17.1
    • grub2-debuginfo-2.02-150000.122.17.1
    • grub2-debugsource-2.02-150000.122.17.1
  • SUSE Linux Enterprise High Performance Computing 15-LTSS (aarch64):
    • grub2-arm64-efi-2.02-150000.122.17.1
  • SUSE Linux Enterprise High Performance Computing 15-LTSS (noarch):
    • grub2-snapper-plugin-2.02-150000.122.17.1
    • grub2-systemd-sleep-plugin-2.02-150000.122.17.1
  • SUSE Linux Enterprise High Performance Computing 15-LTSS (x86_64):
    • grub2-i386-pc-2.02-150000.122.17.1
    • grub2-x86_64-efi-2.02-150000.122.17.1
    • grub2-x86_64-xen-2.02-150000.122.17.1
  • SUSE Linux Enterprise High Performance Computing 15-ESPOS (aarch64 x86_64):
    • grub2-2.02-150000.122.17.1
    • grub2-debuginfo-2.02-150000.122.17.1
    • grub2-debugsource-2.02-150000.122.17.1
  • SUSE Linux Enterprise High Performance Computing 15-ESPOS (aarch64):
    • grub2-arm64-efi-2.02-150000.122.17.1
  • SUSE Linux Enterprise High Performance Computing 15-ESPOS (noarch):
    • grub2-snapper-plugin-2.02-150000.122.17.1
    • grub2-systemd-sleep-plugin-2.02-150000.122.17.1
  • SUSE Linux Enterprise High Performance Computing 15-ESPOS (x86_64):
    • grub2-i386-pc-2.02-150000.122.17.1
    • grub2-x86_64-efi-2.02-150000.122.17.1
    • grub2-x86_64-xen-2.02-150000.122.17.1

References: