Vulnerability Monitor

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CVE-2016-1571

The paging_invlpg function in include/asm-x86/paging.h in Xen 3.3.x through 4.6.x, when using shadow mode paging or nested virtualization is enabled, allows local HVM guest users to cause a denial of service (host crash) via a non-canonical guest address in an INVVPID instruction, which triggers a hypervisor bug check.

Published

2016-01-22T15:59:06.867

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 6.3 (MEDIUM)

CVSSv2 Vector

AV:L/AC:M/Au:N/C:N/I:N/A:C

  • Access Vector: LOCAL
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: COMPLETE
Exploitability Score

3.4

Impact Score

6.9

Weaknesses
  • Type: Primary
    CWE-17
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application citrix xenserver ≤ 6.5 Yes
Operating System xen xen 3.3.0 Yes
Operating System xen xen 3.3.1 Yes
Operating System xen xen 3.3.2 Yes
Operating System xen xen 3.4.0 Yes
Operating System xen xen 3.4.1 Yes
Operating System xen xen 3.4.2 Yes
Operating System xen xen 3.4.3 Yes
Operating System xen xen 3.4.4 Yes
Operating System xen xen 4.1.0 Yes
Operating System xen xen 4.1.1 Yes
Operating System xen xen 4.1.2 Yes
Operating System xen xen 4.1.3 Yes
Operating System xen xen 4.1.4 Yes
Operating System xen xen 4.1.5 Yes
Operating System xen xen 4.1.6 Yes
Operating System xen xen 4.1.6.1 Yes
Operating System xen xen 4.2.0 Yes
Operating System xen xen 4.2.1 Yes
Operating System xen xen 4.2.2 Yes
Operating System xen xen 4.2.3 Yes
Operating System xen xen 4.2.4 Yes
Operating System xen xen 4.2.5 Yes
Operating System xen xen 4.3.0 Yes
Operating System xen xen 4.3.1 Yes
Operating System xen xen 4.3.2 Yes
Operating System xen xen 4.3.3 Yes
Operating System xen xen 4.3.4 Yes
Operating System xen xen 4.4.0 Yes
Operating System xen xen 4.4.0 Yes
Operating System xen xen 4.4.1 Yes
Operating System xen xen 4.4.2 Yes
Operating System xen xen 4.4.3 Yes
Operating System xen xen 4.5.0 Yes
Operating System xen xen 4.5.1 Yes
Operating System xen xen 4.5.2 Yes
Operating System xen xen 4.6.0 Yes
References