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SUSE: 2020:2626-1 Moderate: shim Boot Threat Mitigation

suse
Calendar Grey September 14, 2020
Dist Suse Esm H88
SUSE Security Update for shim addresses BootHole issue; moderate severity; includes fixes for affected products.
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 Linux Enterprise Server for SAP 15:

Topics%20covered

Topics Covered

security advisory moderate software update SUSE boot security UEFI shim

References

#1168994 #1175626 #1175656

Cross- CVE-2020-10713

Affected Products:

SUSE Linux Enterprise Server for SAP 15

SUSE Linux Enterprise High Performance Computing 15-LTSS

SUSE Linux Enterprise High Performance Computing 15-ESPOS

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-2020:2626-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate software update SUSE boot security UEFI shim

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