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Test ID:1.3.6.1.4.1.25623.1.1.4.2020.3051.1
Category:SuSE Local Security Checks
Title:SUSE: Security Advisory (SUSE-SU-2020:3051-1)
Summary:The remote host is missing an update for the 'xen' package(s) announced via the SUSE-SU-2020:3051-1 advisory.
Description:Summary:
The remote host is missing an update for the 'xen' package(s) announced via the SUSE-SU-2020:3051-1 advisory.

Vulnerability Insight:
This update for xen fixes the following issues:

bsc#1177409 - VUL-0: CVE-2020-27673: xen: x86 PV guest INVLPG-like
flushes may leave stale TLB entries (XSA-286)

bsc#1177412 - VUL-0: CVE-2020-27672: xen: Race condition in Xen mapping
code (XSA-345)

bsc#1177413 - VUL-0: CVE-2020-27671: xen: undue deferral of IOMMU TLB
flushes (XSA-346)

bsc#1177414 - VUL-0: CVE-2020-27670: xen: unsafe AMD IOMMU page table
updates (XSA-347)

Affected Software/OS:
'xen' package(s) on SUSE Linux Enterprise Module for Server Applications 15-SP1, SUSE Linux Enterprise Module for Basesystem 15-SP1

Solution:
Please install the updated package(s).

CVSS Score:
6.9

CVSS Vector:
AV:L/AC:M/Au:N/C:C/I:C/A:C

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2020-27670
Common Vulnerability Exposure (CVE) ID: CVE-2020-27671
Common Vulnerability Exposure (CVE) ID: CVE-2020-27672
Common Vulnerability Exposure (CVE) ID: CVE-2020-27673
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