National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-3131 Detail

Description

Xen 4.1.1 and earlier allows local guest OS kernels with control of a PCI[E] device to cause a denial of service (CPU consumption and host hang) via many crafted DMA requests that are denied by the IOMMU, which triggers a livelock.

Source:  MITRE
Description Last Modified:  12/13/2012

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.6 MEDIUM
Vector: (AV:L/AC:L/Au:S/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.1


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): Single
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://old-list-archives.xen.org/archives/html/xen-devel/2011-06/msg01106.html
http://old-list-archives.xen.org/archives/html/xen-devel/2011-08/msg00450.html
http://www.debian.org/security/2012/dsa-2582
http://www.securityfocus.com/bid/49146
http://xenbits.xen.org/hg/staging/xen-4.1-testing.hg/rev/84e3706df07a Exploit

Technical Details

Vulnerability Type (View All)

  • Resource Management Errors (CWE-399)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*    versions up to (including) 4.1.1

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-3131
NVD Published Date:
12/13/2012
NVD Last Modified:
12/13/2012