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SUSE: 2018:1699-1 Important: Mitigate Xen Side-Channel Threats

suse
Calendar Grey June 15, 2018
Scroller Suse
SUSE Security Bulletin: Resolves critical vulnerabilities in xen impacting a variety of products, with detailed corrections outlined.
An update that fixes four vulnerabilities is now available

Summary

This update for xen fixes several issues. This feature was added: - Added support for qemu monitor command These security issues were fixed: - CVE-2018-3639: Prevent attackers with local user access from extracting information via a side-channel analysis, aka Speculative Store Bypass (SSB), Variant 4 (bsc#1092631). - CVE-2017-5753,CVE-2017-5715,CVE-2017-5754: Improved Spectre v2 mitigations (bsc#1074562). This non-security issue was fixed: - bsc#1086039 - Dom0 does not represent DomU cpu flags 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-7-2018-1142=1

Topics%20covered

Topics Covered

security advisory important SUSE xen side-channel Spectre

References

#1027519 #1074562 #1086039 #1092631

Cross- CVE-2017-5715 CVE-2017-5753 CVE-2017-5754

CVE-2018-3639

Affected Products:

SUSE OpenStack Cloud 7

SUSE Linux Enterprise Server for SAP 12-SP2

SUSE Linux Enterprise Server 12-SP2-LTSS

SUSE Enterprise Storage 4

https://www.suse.com/security/cve/CVE-2017-5715.html

https://www.suse.com/security/cve/CVE-2017-5753.html

https://www.suse.com/security/cve/CVE-2017-5754.html

https://www.suse.com/security/cve/CVE-2018-3639.html

https://bugzilla.suse.com/1027519

https://bugzilla.suse.com/1074562

https://bugzilla.suse.com/1086039

https://bugzilla.suse.com/1092631

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2018:1699-1
Rating: important

Topics%20covered

Topics Covered

security advisory important SUSE xen side-channel Spectre

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