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SUSE: 2020:1887-1 Critical: 5 Security Updates for Xen Vulnerabilities

suse
Calendar Grey July 10, 2020
Dist Suse Esm H88
SUSE Security Patch for xen addresses 5 vulnerabilities. Critical update accessible to reduce potential threats efficiently.
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 Software Development Kit 12-SP5:

Topics%20covered

Topics Covered

security advisory software update patch important SUSE xen errata

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 Software Development Kit 12-SP5

SUSE Linux Enterprise Server 12-SP5

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-2020:1887-1
Rating: important

Topics%20covered

Topics Covered

security advisory software update patch important SUSE xen errata

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