CVE-2014-9066

Medium

Description

Xen 4.4.x and earlier, when using a large number of VCPUs, does not properly handle read and write locks, which allows local x86 guest users to cause a denial of service (write denial or NMI watchdog timeout and host crash) via a large number of read requests, a different vulnerability than CVE-2014-9065.

SeverityMedium

CVSS4.7

Exploit probability—

ProductXen

PublishedDec 9, 2014

First seenDec 9, 2014

How to fix

Vendor advisories

security.gentoo.org/glsa/201504-04

Affected products

Product	Affected versions	Fixed in
xen xen	v ≤ 4.4.1	—
opensuse opensuse	13.1, 13.2	—

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