Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
Unknown
Privileges Required
Unknown
Attack Vector
Unknown
0

CVE-2016-6259

Disclosure Date: August 02, 2016
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

Xen 4.5.x through 4.7.x do not implement Supervisor Mode Access Prevention (SMAP) whitelisting in 32-bit exception and event delivery, which allows local 32-bit PV guest OS kernels to cause a denial of service (hypervisor and VM crash) by triggering a safety check.

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CVSS V3 Severity and Metrics
Base Score:
None
Impact Score:
Unknown
Exploitability Score:
Unknown
Vector:
Unknown
Attack Vector (AV):
Unknown
Attack Complexity (AC):
Unknown
Privileges Required (PR):
Unknown
User Interaction (UI):
Unknown
Scope (S):
Unknown
Confidentiality (C):
Unknown
Integrity (I):
Unknown
Availability (A):
Unknown

General Information

Vendors

  • citrix,
  • xen

Products

  • xen 4.5.0,
  • xen 4.5.1,
  • xen 4.5.2,
  • xen 4.5.3,
  • xen 4.6.0,
  • xen 4.6.1,
  • xen 4.6.3,
  • xen 4.7.0,
  • xenserver 6.0,
  • xenserver 6.0.2,
  • xenserver 6.1,
  • xenserver 6.2.0,
  • xenserver 6.5.0,
  • xenserver 7.0
Technical Analysis