Xen Page Transfer 'xen/arch/x86/mm.c' Privilege Escalation Vulnerability

Bugtraq ID:	99158
Class:	Design Error
CVE:	CVE-2017-10912
Remote:	Yes
Local:	No
Published:	Jun 20 2017 12:00AM
Updated:	Jul 05 2017 07:05AM
Credit:	Jann Horn of Google Project Zero
Vulnerable:	Xen Xen 4.8 Xen Xen 4.7 Xen Xen 4.6 Xen Xen 4.0.4 Xen Xen 4.0.1 Xen Xen 4.6.3 Xen Xen 4.5.3 Xen Xen 4.5.0 Xen Xen 4.4.1 Xen Xen 4.3 Xen Xen 4.2.3 Xen Xen 4.2.2 Xen Xen 4.2.1 Xen Xen 4.2.0 Xen Xen 4.2 Xen Xen 4.1.6.1 Xen Xen 4.1.5 Xen Xen 4.1.4 Xen Xen 4.1.3 Xen Xen 4.1.2 Xen Xen 4.1.1 Xen Xen 4.1.0 Xen Xen 4.1 Xen Xen 4.0.3 Xen Xen 4.0.2 Xen Xen 4.0.0 Xen Xen 4.0 Xen Xen 3.4.4 Xen Xen 3.4.3 Xen Xen 3.4.2 Xen Xen 3.4.1 Xen Xen 3.4.0 Xen Xen 3.3.2 Xen Xen 3.3.1 Xen Xen 3.3.0 Xen Xen 3.3 Xen Xen 3.2.3 Xen Xen 3.2.2 Xen Xen 3.2.1 Xen Xen 3.2.0 Xen Xen 3.2 Xen Xen 3.1.4 Xen Xen 3.1.3 Xen Xen 3.1 Xen Xen 3.0.4 Xen Xen 3.0.3 Xen Xen 3.0.2 Xen Xen 2.0
Not Vulnerable:

Xen Page Transfer 'xen/arch/x86/mm.c' Privilege Escalation Vulnerability

Xen is prone to a privilege-escalation vulnerability.

An attacker can exploit this issue to to gain elevated privileges.

Xen Page Transfer 'xen/arch/x86/mm.c' Privilege Escalation Vulnerability

Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at:http://.

Xen Page Transfer 'xen/arch/x86/mm.c' Privilege Escalation Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

Xen Page Transfer 'xen/arch/x86/mm.c' Privilege Escalation Vulnerability

References:

• Xen Homepage (XenSource )
  
• Xen Security Advisory 217 - page transfer may allow PV guest to elevate privileg (Seclists.org)