CVE-2016-2271

Severity

21%

Complexity

39%

Confidentiality

48%

CWE-476: NULL Pointer Dereference

VMX in Xen 4.6.x and earlier, when using an Intel or Cyrix CPU, allows local HVM guest users to cause a denial of service (guest crash) via vectors related to a non-canonical RIP.

CWE-476: NULL Pointer Dereference

CVSS 3.0 Base Score 5.5. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

CVSS 2.0 Base Score 2.1. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:P).

Overview

Type

Xen Xen

First reported 9 years ago

2016-02-19 16:59:00

Last updated 7 years ago

2017-07-01 01:29:00

Affected Software

Xen Xen 4.6.0

4.6.0

Xen Xen 4.6.1

4.6.1

References

FEDORA-2016-e48f4bd14f

FEDORA-2016-f8121efdac

http://support.citrix.com/article/CTX209443

DSA-3519

1035043

http://xenbits.xen.org/xsa/advisory-170.html

Patch, Vendor Advisory

GLSA-201604-03

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