SUSE-SU-2020:14461-1: important: Security update for grub2

[sle-security-updates at lists.suse.com]

   SUSE Security Update: Security update for grub2
______________________________________________________________________________

Announcement ID:    SUSE-SU-2020:14461-1
Rating:             important
References:         #1174421 
Cross-References:   CVE-2020-15705
Affected Products:
                    SUSE Linux Enterprise Server 11-SP4-LTSS
                    SUSE Linux Enterprise Debuginfo 11-SP4
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   An update that fixes one vulnerability is now available.

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 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 11-SP4-LTSS:

      zypper in -t patch slessp4-grub2-14461=1

   - SUSE Linux Enterprise Debuginfo 11-SP4:

      zypper in -t patch dbgsp4-grub2-14461=1



Package List:

   - SUSE Linux Enterprise Server 11-SP4-LTSS (x86_64):

      grub2-x86_64-efi-2.00-0.66.21.1
      grub2-x86_64-xen-2.00-0.66.21.1

   - SUSE Linux Enterprise Debuginfo 11-SP4 (x86_64):

      grub2-debuginfo-2.00-0.66.21.1
      grub2-debugsource-2.00-0.66.21.1


References:

   https://www.suse.com/security/cve/CVE-2020-15705.html
   https://bugzilla.suse.com/1174421