National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-19961 Detail

Current Description

An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because TLB flushes do not always occur after IOMMU mapping changes.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.8 HIGH
Vector:  CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.html
http://www.securityfocus.com/bid/106182 Third Party Advisory VDB Entry
https://lists.debian.org/debian-lts-announce/2019/10/msg00008.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UXC6BME7SXJI2ZIATNXCAH7RGPI4UKTT/
https://support.citrix.com/article/CTX239432 Third Party Advisory
https://www.debian.org/security/2019/dsa-4369 Third Party Advisory
https://xenbits.xen.org/xsa/advisory-275.html Patch Vendor Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-459 Incomplete Cleanup NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
4.11.1

Configuration 2 ( hide )
 cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:a:citrix:xenserver:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:citrix:xenserver:7.1:cu1:*:*:ltsr:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:citrix:xenserver:7.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:citrix:xenserver:7.6:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

9 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-19961
NVD Published Date:
12/07/2018
NVD Last Modified:
10/02/2019