Security update for grub2

Announcement ID:	SUSE-SU-2020:2308-1
Rating:	important
References:	bsc#1174421
Cross-References:	CVE-2020-15705
CVSS scores:	CVE-2020-15705 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2020-15705 ( NVD ): 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 High Performance Computing 12 SP2 SUSE Linux Enterprise High Performance Computing 12 SP3 SUSE Linux Enterprise High Performance Computing 12 SP4 SUSE Linux Enterprise High Performance Computing 12 SP5 SUSE Linux Enterprise Point of Service Image Server 12 12-SP2 SUSE Linux Enterprise Server 12 SP2 SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2 SUSE Linux Enterprise Server 12 SP2 ESPOS 12-SP2 SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2 SUSE Linux Enterprise Server 12 SP3 SUSE Linux Enterprise Server 12 SP4 SUSE Linux Enterprise Server 12 SP5 SUSE Linux Enterprise Server for SAP Applications 12 SP2 SUSE Linux Enterprise Server for SAP Applications 12 SP3 SUSE Linux Enterprise Server for SAP Applications 12 SP4 SUSE Linux Enterprise Server for SAP Applications 12 SP5 SUSE OpenStack Cloud 7

An update that solves one vulnerability can now be installed.

Description:

This update for grub2 fixes the following issues:

• CVE-2020-15705: Fail kernel validation without shim protocol (bsc#1174421).

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 OpenStack Cloud 7
  zypper in -t patch SUSE-OpenStack-Cloud-7-2020-2308=1
• SUSE Linux Enterprise Point of Service Image Server 12 12-SP2
  zypper in -t patch SUSE-SLE-POS-12-SP2-CLIENT-2020-2308=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP2
  zypper in -t patch SUSE-SLE-SAP-12-SP2-2020-2308=1
• SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2020-2308=1
• SUSE Linux Enterprise Server 12 SP2 ESPOS 12-SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-ESPOS-2020-2308=1
• SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-2020-2308=1

Package List:

• SUSE OpenStack Cloud 7 (x86_64)
  • grub2-i386-pc-2.02~beta2-115.56.1
  • grub2-x86_64-efi-2.02~beta2-115.56.1
  • grub2-debugsource-2.02~beta2-115.56.1
  • grub2-x86_64-xen-2.02~beta2-115.56.1
  • grub2-debuginfo-2.02~beta2-115.56.1
  • grub2-2.02~beta2-115.56.1
• SUSE OpenStack Cloud 7 (noarch)
  • grub2-systemd-sleep-plugin-2.02~beta2-115.56.1
  • grub2-snapper-plugin-2.02~beta2-115.56.1
• SUSE Linux Enterprise Point of Service Image Server 12 12-SP2 (x86_64)
  • grub2-i386-pc-2.02~beta2-115.56.1
  • grub2-x86_64-efi-2.02~beta2-115.56.1
  • grub2-debugsource-2.02~beta2-115.56.1
  • grub2-x86_64-xen-2.02~beta2-115.56.1
  • grub2-debuginfo-2.02~beta2-115.56.1
  • grub2-2.02~beta2-115.56.1
• SUSE Linux Enterprise Point of Service Image Server 12 12-SP2 (noarch)
  • grub2-systemd-sleep-plugin-2.02~beta2-115.56.1
  • grub2-snapper-plugin-2.02~beta2-115.56.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP2 (ppc64le x86_64)
  • grub2-debuginfo-2.02~beta2-115.56.1
  • grub2-2.02~beta2-115.56.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP2 (ppc64le)
  • grub2-powerpc-ieee1275-2.02~beta2-115.56.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP2 (noarch)
  • grub2-systemd-sleep-plugin-2.02~beta2-115.56.1
  • grub2-snapper-plugin-2.02~beta2-115.56.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP2 (x86_64)
  • grub2-x86_64-xen-2.02~beta2-115.56.1
  • grub2-x86_64-efi-2.02~beta2-115.56.1
  • grub2-debugsource-2.02~beta2-115.56.1
  • grub2-i386-pc-2.02~beta2-115.56.1
• SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2 (x86_64)
  • grub2-i386-pc-2.02~beta2-115.56.1
  • grub2-x86_64-efi-2.02~beta2-115.56.1
  • grub2-debugsource-2.02~beta2-115.56.1
  • grub2-x86_64-xen-2.02~beta2-115.56.1
  • grub2-debuginfo-2.02~beta2-115.56.1
  • grub2-2.02~beta2-115.56.1
• SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2 (noarch)
  • grub2-systemd-sleep-plugin-2.02~beta2-115.56.1
  • grub2-snapper-plugin-2.02~beta2-115.56.1
• SUSE Linux Enterprise Server 12 SP2 ESPOS 12-SP2 (x86_64)
  • grub2-i386-pc-2.02~beta2-115.56.1
  • grub2-x86_64-efi-2.02~beta2-115.56.1
  • grub2-debugsource-2.02~beta2-115.56.1
  • grub2-x86_64-xen-2.02~beta2-115.56.1
  • grub2-debuginfo-2.02~beta2-115.56.1
  • grub2-2.02~beta2-115.56.1
• SUSE Linux Enterprise Server 12 SP2 ESPOS 12-SP2 (noarch)
  • grub2-systemd-sleep-plugin-2.02~beta2-115.56.1
  • grub2-snapper-plugin-2.02~beta2-115.56.1
• SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2 (ppc64le s390x x86_64)
  • grub2-debuginfo-2.02~beta2-115.56.1
  • grub2-2.02~beta2-115.56.1
• SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2 (ppc64le)
  • grub2-powerpc-ieee1275-2.02~beta2-115.56.1
• SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2 (noarch)
  • grub2-systemd-sleep-plugin-2.02~beta2-115.56.1
  • grub2-snapper-plugin-2.02~beta2-115.56.1
• SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2 (s390x x86_64)
  • grub2-debugsource-2.02~beta2-115.56.1
• SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2 (s390x)
  • grub2-s390x-emu-2.02~beta2-115.56.1
• SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2 (x86_64)
  • grub2-x86_64-xen-2.02~beta2-115.56.1
  • grub2-x86_64-efi-2.02~beta2-115.56.1
  • grub2-i386-pc-2.02~beta2-115.56.1

References:

• https://www.suse.com/security/cve/CVE-2020-15705.html
• https://bugzilla.suse.com/show_bug.cgi?id=1174421