Mission and Overview
NVD is the U.S. government repository of standards based vulnerability management data. This data enables automation of vulnerability management, security measurement, and compliance (e.g. FISMA).
Resource Status
NVD contains:

Last updated: 10/25/2014 3:08:01 PM

CVE Publication rate: 50.77

Email List

NVD provides four mailing lists to the public. For information and subscription instructions please visit NVD Mailing Lists

Workload Index
Vulnerability Workload Index: 14.81
About Us
NVD is a product of the NIST Computer Security Division and is sponsored by the Department of Homeland Security's National Cyber Security Division. It supports the U.S. government multi-agency (OSD, DHS, NSA, DISA, and NIST) Information Security Automation Program. It is the U.S. government content repository for the Security Content Automation Protocol (SCAP).

National Cyber Awareness System

Vulnerability Summary for CVE-2012-5634

Original release date: 02/14/2013
Last revised: 04/19/2014
Source: US-CERT/NIST

Overview

Xen 4.2.x, 4.1.x, and 4.0, when using Intel VT-d for PCI passthrough, does not properly configure VT-d when supporting a device that is behind a legacy PCI Bridge, which allows local guests to cause a denial of service to other guests by injecting an interrupt.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 6.1 (MEDIUM) (AV:A/AC:L/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore: 6.9
Exploitability Subscore: 6.5
CVSS Version 2 Metrics:
Access Vector: Local network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows disruption of service

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

External Source: SUSE
Name: SUSE-SU-2014:0446
External Source: SECUNIA
Name: 55082
External Source: SUSE
Name: openSUSE-SU-2013:0912
External Source: SUSE
Name: openSUSE-SU-2013:0637
External Source: GENTOO
Name: GLSA-201309-24
External Source: MLIST
Name: [oss-security] 20130109 Xen Security Advisory 33 (CVE-2012-5634) - VT-d interrupt remapping source validation flaw
External Source: SUSE
Name: openSUSE-SU-2013:0636
External Source: DEBIAN
Name: DSA-2636

Technical Details

Vulnerability Type (View All)