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SUSE: 2018:2480-1 Important: Xen Information Disclosure Risk

suse
Calendar Grey August 22, 2018
Dist Suse Esm H88
SUSE Security Patch for xen resolves a significant concern related to unpermitted data exposure through local access.
An update that solves one vulnerability and has one errata is now available

Summary

This update for xen fixes the following security issue: - CVE-2018-3646: Systems with microprocessors utilizing speculative execution and address translations may have allowed unauthorized disclosure of information residing in the L1 data cache to an attacker with local user access with guest OS privilege via a terminal page fault and a side-channel analysis (bsc#1091107, bsc#1027519). 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: zypper in -t patch SUSE-SLE-SAP-12-SP1-2018-1743=1 - SUSE Linux Enterprise Server 12-SP1-LTSS: zypper in -t patch SUSE-SLE-SERVER-12-SP1-2018-1743=1 Package List:

Topics%20covered

Topics Covered

security advisory important local access information disclosure suse xen microprocessors

References

#1027519 #1091107

Cross- CVE-2018-3646

Affected Products:

SUSE Linux Enterprise Server for SAP 12-SP1

SUSE Linux Enterprise Server 12-SP1-LTSS

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

https://bugzilla.suse.com/1027519

https://bugzilla.suse.com/1091107

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2018:2480-1
Rating: important

Topics%20covered

Topics Covered

security advisory important local access information disclosure suse xen microprocessors

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