Security update for xen
Announcement ID: | SUSE-SU-2018:2409-1 |
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Rating: | important |
References: | |
Cross-References: | |
CVSS scores: |
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Affected Products: |
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An update that solves one vulnerability and has two security fixes can now be installed.
Description:
This update for xen fixes the following security issues:
- 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).
- Incorrect MSR_DEBUGCTL handling let guests enable BTS allowing a malicious or buggy guest administrator can lock up the entire host (bsc#1103276)
Patch Instructions:
To install this SUSE update use the SUSE recommended
installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
-
Basesystem Module 15
zypper in -t patch SUSE-SLE-Module-Basesystem-15-2018-1663=1
-
Server Applications Module 15
zypper in -t patch SUSE-SLE-Module-Server-Applications-15-2018-1663=1
Package List:
-
Basesystem Module 15 (x86_64)
- xen-tools-domU-4.10.1_08-3.6.1
- xen-tools-domU-debuginfo-4.10.1_08-3.6.1
- xen-libs-4.10.1_08-3.6.1
- xen-libs-debuginfo-4.10.1_08-3.6.1
- xen-debugsource-4.10.1_08-3.6.1
-
Server Applications Module 15 (x86_64)
- xen-devel-4.10.1_08-3.6.1
- xen-tools-4.10.1_08-3.6.1
- xen-tools-debuginfo-4.10.1_08-3.6.1
- xen-4.10.1_08-3.6.1
- xen-debugsource-4.10.1_08-3.6.1