National Vulnerability Database

National Vulnerability Database

National Vulnerability

CVE-2014-5146 Detail


Certain MMU virtualization operations in Xen 4.2.x through 4.4.x before the xsa97-hap patch, when using Hardware Assisted Paging (HAP), are not preemptible, which allows local HVM guest to cause a denial of service (vcpu consumption) by invoking these operations, which process every page assigned to a guest, a different vulnerability than CVE-2014-5149.

Source:  MITRE      Last Modified:  08/22/2014

Quick Info

CVE Dictionary Entry:
Original release date:
Last revised:


CVSS Severity (version 2.0):
CVSS v2 Base Score:
(AV:L/AC:M/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore:
Exploitability Subscore:
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Not required to exploit
Impact Type:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name External Source FEDORA FEDORA-2014-9472 External Source FEDORA FEDORA-2014-9493 Third Party Advisory External Source SUSE openSUSE-SU-2015:0226 Third Party Advisory External Source SUSE openSUSE-SU-2015:0256 Third Party Advisory; VDB Entry External Source BID 69198 Third Party Advisory; VDB Entry External Source SECTRACK 1030723 Patch; Vendor Advisory External Source CONFIRM External Source XF xen-cve20145146-dos(95234) External Source GENTOO GLSA-201504-04

Technical Details

Vulnerability Type (View All)

  • Resource Management Errors (CWE-399)

Change History 7 change records found - show changes