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gentooGentoo FoundationGLSA-202003-56
HistoryMar 25, 2020 - 12:00 a.m.

Xen: Multiple vulnerabilities

2020-03-2500:00:00
Gentoo Foundation
security.gentoo.org
11

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

0.014 Low

EPSS

Percentile

86.0%

Background

Xen is a bare-metal hypervisor.

Description

Multiple vulnerabilities have been discovered in Xen. Please review the referenced CVE identifiers for details.

Impact

A local attacker could potentially gain privileges on the host system or cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All Xen users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=app-emulation/xen-4.12.0-r1"
OSVersionArchitecturePackageVersionFilename
Gentooanyallapp-emulation/xen< 4.12.0-r1UNKNOWN
Gentooanyallapp-emulation/xen-tools< 4.12.0-r1UNKNOWN

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

9.3 High

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:M/Au:N/C:C/I:C/A:C

0.014 Low

EPSS

Percentile

86.0%

Related for GLSA-202003-56