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SUSE: 2020:3581-1 Urgent: Security Flaw Mitigation Update

suse
Calendar Grey August 21, 2018
Dist Suse Esm H88
SUSE Security Patch to resolve significant information exposure vulnerability in Live Patch 2 for SLE 15.
An update that fixes one vulnerability is now available

Summary

This update for the Linux Kernel 4.12.14-25_6 fixes one issue. The following security issue was fixed: - 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 (bsc#1099306). 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 Live Patching 15: zypper in -t patch SUSE-SLE-Module-Live-Patching-15-2018-1738=1 Package List:

Topics%20covered

Topics Covered

security advisory critical kernel patch suse data leak

References

#1099306

Cross- CVE-2018-3646

Affected Products:

SUSE Linux Enterprise Module for Live Patching 15

https://www.suse.com/security/cve/CVE-2018-3646.html

https://bugzilla.suse.com/1099306

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2018:2473-1
Rating: important

Topics%20covered

Topics Covered

security advisory critical kernel patch suse data leak

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