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SUSE: 2018:2082-1 Important: Libvirt Fixes for Speculative Attacks

suse
Calendar Grey July 27, 2018
Scroller Suse
SUSE has rolled out a security patch that tackles four vital vulnerabilities in libvirt, significantly bolstering system defense mechanisms.
An update that fixes four vulnerabilities is now available

Summary

This update for libvirt fixes the following issues: Security issues fixed: - CVE-2017-5715: Fixes for speculative side channel attacks aka "SpectreAttack" (var2) (bsc#1079869). - CVE-2018-3639: Add support for 'ssbd' and 'virt-ssbd' CPUID feature bits to address V4 Speculative Store Bypass aka "Memory Disambiguation" (bsc#1092885). - CVE-2018-1064: Fix denial of service problem during reading from guest agent (bsc#1083625). - CVE-2018-5748: Fix resource exhaustion via qemuMonitorIORead() method (bsc#1076500). 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 Server for SAP 12-SP1:

Topics%20covered

Topics Covered

security advisory DoS system update SUSE important fix libvirt speculative attacks

References

#1076500 #1079869 #1083625 #1092885

Cross- CVE-2017-5715 CVE-2018-1064 CVE-2018-3639

CVE-2018-5748

Affected Products:

SUSE Linux Enterprise Server for SAP 12-SP1

SUSE Linux Enterprise Server 12-SP1-LTSS

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

https://www.suse.com/security/cve/CVE-2018-1064.html

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

https://www.suse.com/security/cve/CVE-2018-5748.html

https://bugzilla.suse.com/1076500

https://bugzilla.suse.com/1079869

https://bugzilla.suse.com/1083625

https://bugzilla.suse.com/1092885

Severity
important
Lowest
Low
Medium
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Critical

Announcement ID: SUSE-SU-2018:2082-1
Rating: important

Topics%20covered

Topics Covered

security advisory DoS system update SUSE important fix libvirt speculative attacks

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