<p>Upgrade <code>Alpine:3.15</code> <code>xen</code> to version 4.7.1-r1 or higher.</p>

Improper Input Validation Affecting xen package, versions <4.7.1-r1

Snyk CVSS

Attack Complexity Low

Privileges Required High

Scope Changed

Availability High

Threat Intelligence

EPSS 0.06% (26^th percentile)

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Snyk ID SNYK-ALPINE315-XEN-1930169
published 21 Jul 2020
disclosed 23 Jan 2017

Report a new vulnerability Found a mistake?

Introduced: 23 Jan 2017

CVE-2016-9385 Open this link in a new tab CWE-20 Open this link in a new tab

How to fix?

Upgrade Alpine:3.15 xen to version 4.7.1-r1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream xen package and not the xen package as distributed by Alpine. See How to fix? for Alpine:3.15 relevant fixed versions and status.

The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial of service (host crash) by leveraging lack of canonical address checks.