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A grub2 security update has been released for SUSE Linux Enterprise and openSUSE Leap 15.4/Micro 5.3.



SUSE-SU-2022:4141-1: important: Security update for grub2


SUSE Security Update: Security update for grub2
______________________________________________________________________________

Announcement ID: SUSE-SU-2022:4141-1
Rating: important
References: #1205178 #1205182
Cross-References: CVE-2022-2601 CVE-2022-3775
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-2022-3775 (SUSE): 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected Products:
SUSE Linux Enterprise Desktop 15-SP4
SUSE Linux Enterprise High Performance Computing 15-SP4 SUSE Linux Enterprise Micro 5.3
SUSE Linux Enterprise Module for Basesystem 15-SP4 SUSE Linux Enterprise Module for SUSE Manager Proxy 4.3 SUSE Linux Enterprise Module for Server Applications 15-SP4
SUSE Linux Enterprise Server 15-SP4
SUSE Linux Enterprise Server for SAP Applications 15-SP4SUSE Manager Proxy 4.3
SUSE Manager Retail Branch Server 4.3
SUSE Manager Server 4.3
openSUSE Leap 15.4
openSUSE Leap Micro 5.3
______________________________________________________________________________

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:
- openSUSE Leap Micro 5.3:

zypper in -t patch openSUSE-Leap-Micro-5.3-2022-4141=1
- openSUSE Leap 15.4:

zypper in -t patch openSUSE-SLE-15.4-2022-4141=1

- SUSE Linux Enterprise Module for Server Applications 15-SP4:
zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP4-2022-4141=1

- SUSE Linux Enterprise Module for SUSE Manager Proxy 4.3:
zypper in -t patch SUSE-SLE-Module-SUSE-Manager-Proxy-4.3-2022-4141=1
- SUSE Linux Enterprise Module for Basesystem 15-SP4:

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP4-2022-4141=1
- SUSE Linux Enterprise Micro 5.3:

zypper in -t patch SUSE-SLE-Micro-5.3-2022-4141=1


Package List:

- openSUSE Leap Micro 5.3 (aarch64 x86_64):

grub2-2.06-150400.11.17.1
grub2-debuginfo-2.06-150400.11.17.1
grub2-debugsource-2.06-150400.11.17.1

- openSUSE Leap Micro 5.3 (noarch):

grub2-arm64-efi-2.06-150400.11.17.1
grub2-i386-pc-2.06-150400.11.17.1
grub2-snapper-plugin-2.06-150400.11.17.1
grub2-x86_64-efi-2.06-150400.11.17.1
grub2-x86_64-xen-2.06-150400.11.17.1

- openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64):

grub2-2.06-150400.11.17.1
grub2-branding-upstream-2.06-150400.11.17.1
grub2-debuginfo-2.06-150400.11.17.1

- openSUSE Leap 15.4 (aarch64 s390x x86_64):

grub2-debugsource-2.06-150400.11.17.1

- openSUSE Leap 15.4 (noarch):

grub2-arm64-efi-2.06-150400.11.17.1
grub2-arm64-efi-debug-2.06-150400.11.17.1
grub2-i386-pc-2.06-150400.11.17.1
grub2-i386-pc-debug-2.06-150400.11.17.1
grub2-powerpc-ieee1275-2.06-150400.11.17.1
grub2-powerpc-ieee1275-debug-2.06-150400.11.17.1
grub2-snapper-plugin-2.06-150400.11.17.1
grub2-systemd-sleep-plugin-2.06-150400.11.17.1
grub2-x86_64-efi-2.06-150400.11.17.1
grub2-x86_64-efi-debug-2.06-150400.11.17.1
grub2-x86_64-xen-2.06-150400.11.17.1

- openSUSE Leap 15.4 (s390x):

grub2-s390x-emu-2.06-150400.11.17.1
grub2-s390x-emu-debug-2.06-150400.11.17.1

- SUSE Linux Enterprise Module for Server Applications 15-SP4 (noarch):
grub2-x86_64-xen-2.06-150400.11.17.1

- SUSE Linux Enterprise Module for SUSE Manager Proxy 4.3 (noarch):
grub2-arm64-efi-2.06-150400.11.17.1

- SUSE Linux Enterprise Module for Basesystem 15-SP4 (aarch64 ppc64le s390x x86_64):

grub2-2.06-150400.11.17.1
grub2-debuginfo-2.06-150400.11.17.1

- SUSE Linux Enterprise Module for Basesystem 15-SP4 (aarch64 s390x x86_64):

grub2-debugsource-2.06-150400.11.17.1

- SUSE Linux Enterprise Module for Basesystem 15-SP4 (noarch):
grub2-arm64-efi-2.06-150400.11.17.1
grub2-i386-pc-2.06-150400.11.17.1
grub2-powerpc-ieee1275-2.06-150400.11.17.1
grub2-snapper-plugin-2.06-150400.11.17.1
grub2-systemd-sleep-plugin-2.06-150400.11.17.1
grub2-x86_64-efi-2.06-150400.11.17.1

- SUSE Linux Enterprise Module for Basesystem 15-SP4 (s390x):
grub2-s390x-emu-2.06-150400.11.17.1

- SUSE Linux Enterprise Micro 5.3 (aarch64 s390x x86_64):
grub2-2.06-150400.11.17.1
grub2-debuginfo-2.06-150400.11.17.1
grub2-debugsource-2.06-150400.11.17.1

- SUSE Linux Enterprise Micro 5.3 (noarch):

grub2-arm64-efi-2.06-150400.11.17.1
grub2-i386-pc-2.06-150400.11.17.1
grub2-snapper-plugin-2.06-150400.11.17.1
grub2-x86_64-efi-2.06-150400.11.17.1
grub2-x86_64-xen-2.06-150400.11.17.1

- SUSE Linux Enterprise Micro 5.3 (s390x):

grub2-s390x-emu-2.06-150400.11.17.1

References:

  https://www.suse.com/security/cve/CVE-2022-2601.html
  https://www.suse.com/security/cve/CVE-2022-3775.html
  https://bugzilla.suse.com/1205178
  https://bugzilla.suse.com/1205182