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SUSE: 2020:2308-1 Important: Grub2 Kernel Validation Issue

suse
Calendar Grey August 25, 2020
Dist Suse Esm H88
SUSE Security Announcement: Critical grub2 patch addressing kernel authentication vulnerability CVE-2020-15705.
An update that fixes one vulnerability is now available

Summary

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 OpenStack Cloud 7: zypper in -t patch SUSE-OpenStack-Cloud-7-2020-2308=1 - SUSE Linux Enterprise Server for SAP 12-SP2: zypper in -t patch SUSE-SLE-SAP-12-SP2-2020-2308=1 - SUSE Linux Enterprise Server 12-SP2-LTSS: zypper in -t patch SUSE-SLE-SERVER-12-SP2-2020-2308=1 - SUSE Linux Enterprise Server 12-SP2-BCL: zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2020-2308=1 Package List: - SUSE OpenStack Cloud 7 (s390x x86_64): grub2-2.02~beta2-115.56.1

Topics%20covered

Topics Covered

security advisory update important SUSE grub2 kernel validation

References

#1174421

Cross- CVE-2020-15705

Affected Products:

SUSE OpenStack Cloud 7

SUSE Linux Enterprise Server for SAP 12-SP2

SUSE Linux Enterprise Server 12-SP2-LTSS

SUSE Linux Enterprise Server 12-SP2-BCL

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

https://bugzilla.suse.com/1174421

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2020:2308-1
Rating: important

Topics%20covered

Topics Covered

security advisory update important SUSE grub2 kernel validation

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