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SUSE: 2020:1889-1 Important: Xen Update For Five Vulnerabilities

suse
Calendar Grey July 10, 2020
Dist Suse Esm H88
Canonical's latest security patch resolves several weaknesses in the kernel, providing crucial updates and guidance for implementation.
An update that solves 5 vulnerabilities and has one errata is now available

Summary

This update for xen fixes the following issues: - CVE-2020-15563: Fixed inverted code paths in x86 dirty VRAM tracking (bsc#1173377). - CVE-2020-15565: Fixed insufficient cache write-back under VT-d (bsc#1173378). - CVE-2020-15566: Fixed incorrect error handling in event channel port allocation (bsc#1173376). - CVE-2020-15567: Fixed non-atomic modification of live EPT PTE (bsc#1173380). - CVE-2020-0543: Special Register Buffer Data Sampling (SRBDS) aka "CrossTalk" (bsc#1172205). Additional upstream bug fixes (bsc#1027519) 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 Module for Server Applications 15-SP1:

Topics%20covered

Topics Covered

security advisory update vulnerability important SUSE xen

References

#1027519 #1172205 #1173376 #1173377 #1173378

#1173380

Cross- CVE-2020-0543 CVE-2020-15563 CVE-2020-15565

CVE-2020-15566 CVE-2020-15567

Affected Products:

SUSE Linux Enterprise Module for Server Applications 15-SP1

SUSE Linux Enterprise Module for Basesystem 15-SP1

https://www.suse.com/security/cve/CVE-2020-0543.html

https://www.suse.com/security/cve/CVE-2020-15563.html

https://www.suse.com/security/cve/CVE-2020-15565.html

https://www.suse.com/security/cve/CVE-2020-15566.html

https://www.suse.com/security/cve/CVE-2020-15567.html

https://bugzilla.suse.com/1027519

https://bugzilla.suse.com/1172205

https://bugzilla.suse.com/1173376

https://bugzilla.suse.com/1173377

https://bugzilla.suse.com/1173378

https://bugzilla.suse.com/1173380

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2020:1889-1
Rating: important

Topics%20covered

Topics Covered

security advisory update vulnerability important SUSE xen

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