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SUSE: 2020:2628-1 Moderate: Fix for Shim Boot Problem Identified

suse
Calendar Grey September 14, 2020
Dist Suse Esm H88
SUSE has released a shim security patch to tackle a significant boot problem affecting various systems, complete with detailed resolution guidance.
An update that solves one vulnerability and has two fixes is now available

Summary

This update for shim fixes the following issues: - Update to the unified shim binary from SUSE Linux Enterprise 15-SP1 (bsc#1168994) This update addresses the "BootHole" security issue (master CVE CVE-2020-10713), by disallowing binaries signed by the previous SUSE UEFI signing key from booting. This update should only be installed after updates of grub2, the Linux kernel and (if used) Xen from July / August 2020 are applied. Additional fixes: + shim-install: install MokManager to \EFI\boot to process the pending MOK request (bsc#1175626, bsc#1175656) 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:

References

#1168994 #1175626 #1175656

Cross- CVE-2020-10713

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-2020-10713.html

https://bugzilla.suse.com/1168994

https://bugzilla.suse.com/1175626

https://bugzilla.suse.com/1175656

Announcement ID: SUSE-SU-2020:2628-1
Rating: moderate

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