SUSE Linux Enterprise Server 12-SP2 Important: Xen Security Update
suse
May 28, 2019
An update that fixes 5 vulnerabilities is now available
Summary
This update for xen fixes the following issues: Four new speculative execution information leak issues have been identified in Intel CPUs. (bsc#1111331) - CVE-2018-12126: Microarchitectural Store Buffer Data Sampling (MSBDS) - CVE-2018-12127: Microarchitectural Fill Buffer Data Sampling (MFBDS) - CVE-2018-12130: Microarchitectural Load Port Data Sampling (MLPDS) - CVE-2019-11091: Microarchitectural Data Sampling Uncacheable Memory (MDSUM) These updates contain the XEN Hypervisor adjustments, that additionally also use CPU Microcode updates. The mitigation can be controlled via the "mds" commandline option, see the documentation. For more information on this set of vulnerabilities, check out https://support.scc.suse.com/s/kb?language=en_US Other fixes:
References
#1027519 #1111331 #1116380 #1130680 #1133818
Cross- CVE-2018-12126 CVE-2018-12127 CVE-2018-12130
CVE-2018-20815 CVE-2019-11091
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
SUSE Enterprise Storage 4
https://www.suse.com/security/cve/CVE-2018-12126.html
https://www.suse.com/security/cve/CVE-2018-12127.html
https://www.suse.com/security/cve/CVE-2018-12130.html
https://www.suse.com/security/cve/CVE-2018-20815.html
https://www.suse.com/security/cve/CVE-2019-11091.html
https://bugzilla.suse.com/1027519
https://bugzilla.suse.com/1111331
https://bugzilla.suse.com/1116380
https://bugzilla.suse.com/1130680
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Announcement ID: SUSE-SU-2019:1371-1
Rating: important
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