CVE-2015-8550

Published: Apr 14, 2016Modified: May 6, 2026

8.2

Vector

CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Exploitability: 1.5 / Impact: 6.0

Source: NVD

Description

Xen, when used on a system providing PV backends, allows local guest OS administrators to cause a denial of service (host OS crash) or gain privileges by writing to memory shared between the frontend and backend, aka a double fetch vulnerability.

Affected (2)

Products: Xen: Xen · Novell: Suse Linux Enterprise Real Time Extension

Xen

1 product

Xen

Novell

1 product

Suse Linux Enterprise Real Time Extension

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Xen Xen	All versions

Configuration B

1 vulnerable

Vulnerable Software	Affected Versions
Novell Suse Linux Enterprise Real Time Extension	Version 12 sp1

Related CWEs

CWE-284

Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

References (22)

http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html

Source: cve@mitre.org

http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html

Source: cve@mitre.org

http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html

Source: cve@mitre.org

Third Party Advisory

http://www.debian.org/security/2016/dsa-3434

Source: cve@mitre.org

http://www.debian.org/security/2016/dsa-3471

Source: cve@mitre.org

http://www.debian.org/security/2016/dsa-3519

Source: cve@mitre.org

http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html

Source: cve@mitre.org

http://www.securityfocus.com/bid/79592

Source: cve@mitre.org

Third Party AdvisoryVDB Entry

http://www.securitytracker.com/id/1034479

Source: cve@mitre.org

Third Party AdvisoryVDB Entry

http://xenbits.xen.org/xsa/advisory-155.html

Source: cve@mitre.org

Vendor Advisory

https://security.gentoo.org/glsa/201604-03

Source: cve@mitre.org

http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html