CVE-2014-5149

Severity

47%

Complexity

34%

Confidentiality

115%

Certain MMU virtualization operations in Xen 4.2.x through 4.4.x, when using shadow pagetables, 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-2014-5146.

Certain MMU virtualization operations in Xen 4.2.x through 4.4.x, when using shadow pagetables, 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-2014-5146.

CVSS 2.0 Base Score 4.7. CVSS Attack Vector: local. CVSS Attack Complexity: medium. CVSS Vector: (AV:L/AC:M/Au:N/C:N/I:N/A:C).

Overview

First reported 10 years ago

2014-08-22 14:55:00

Last updated 6 years ago

2018-10-30 16:27:00

Affected Software

OpenSUSE 13.1

13.1

OpenSUSE 13.2

13.2

Xen 4.2.0

4.2.0

Xen 4.2.1

4.2.1

Xen 4.2.2

4.2.2

Xen 4.2.3

4.2.3

Xen Xen 4.3.0

4.3.0

Xen 4.3.1

4.3.1

Xen Xen 4.4.0

4.4.0

References

FEDORA-2014-9472

FEDORA-2014-9493

openSUSE-SU-2015:0226

Third Party Advisory

openSUSE-SU-2015:0256

Third Party Advisory

69199

Third Party Advisory, VDB Entry

1030723

Third Party Advisory, VDB Entry

http://xenbits.xen.org/xsa/advisory-97.html

Patch, Vendor Advisory

xen-cve20145149-dos(95235)

GLSA-201504-04

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