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SUSE: 2018:2344-1 Important: Linux Kernel Security Issues

suse
Calendar Grey August 16, 2018
Dist Suse Esm H88
SUSE Security Update announcement reveals essential kernel modifications to tackle severe vulnerabilities, enhancing overall system reliability and efficiency.
An update that solves 11 vulnerabilities and has 18 fixes is now available

Summary

The SUSE Linux Enterprise 12 SP2 LTSS kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2018-3620: Local attackers on baremetal systems could use speculative code patterns on hyperthreaded processors to read data present in the L1 Datacache used by other hyperthreads on the same CPU core, potentially leaking sensitive data. (bnc#1087081). - CVE-2018-3646: Local attackers in virtualized guest systems could use speculative code patterns on hyperthreaded processors to read data present in the L1 Datacache used by other hyperthreads on the same CPU core, potentially leaking sensitive data, even from other virtual machines or the host system. (bnc#1089343). - CVE-2018-5390 aka "SegmentSmack": The Linux Kernel can be forced to make

References

#1064232 #1076110 #1083635 #1085042 #1086652

#1087081 #1089343 #1090123 #1091171 #1094248

#1096130 #1096480 #1096978 #1097140 #1097551

#1098016 #1098425 #1098435 #1099924 #1100089

#1100416 #1100418 #1100491 #1101557 #1102340

#1102851 #1103097 #1103119 #1103580

Cross- CVE-2017-18344 CVE-2018-13053 CVE-2018-13405

CVE-2018-13406 CVE-2018-14734 CVE-2018-3620

CVE-2018-3646 CVE-2018-5390 CVE-2018-5391

CVE-2018-5814 CVE-2018-9385

Affected Products:

SUSE OpenStack Cloud 7

SUSE Linux Enterprise Server for SAP 12-SP2

SUSE Linux Enterprise Server 12-SP2-LTSS

SUSE Linux Enterprise High Availability 12-SP2

SUSE Enterprise Storage 4

OpenStack Cloud Magnum Orchestration 7

https://www.suse.com/security/cve/CVE-2017-18344...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2018:2344-1
Rating: important

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