CVE-2017-15589

Medium

Description

An issue was discovered in Xen through 4.9.x allowing x86 HVM guest OS users to obtain sensitive information from the host OS (or an arbitrary guest OS) because intercepted I/O operations can cause a write of data from uninitialized hypervisor stack memory.

SeverityMedium

CVSS6.5

Exploit probability—

ProductXen

PublishedOct 18, 2017

First seenOct 18, 2017

How to fix

Vendor advisories

debian.org/security/2017/dsa-4050
security.gentoo.org/glsa/201801-14

Affected products

Product	Affected versions	Fixed in
xen xen	4.9.0	—

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