Xen 'syscall/sysenter' Instruction Local Denial of Service Vulnerability

Bugtraq ID:	53955
Class:	Input Validation Error
CVE:	CVE-2012-0218
Remote:	No
Local:	Yes
Published:	Jun 12 2012 12:00AM
Updated:	Oct 01 2013 12:12AM
Credit:	Reported by the vendor
Vulnerable:	XenSource Xen 4.1.2 XenSource Xen 4.1.1 XenSource Xen 4.0 SuSE openSUSE 12.1 Gentoo Linux Debian Linux 6.0 sparc Debian Linux 6.0 s/390 Debian Linux 6.0 powerpc Debian Linux 6.0 mips Debian Linux 6.0 ia-64 Debian Linux 6.0 ia-32 Debian Linux 6.0 arm Debian Linux 6.0 amd64 Citrix XenServer 6.0 Citrix XenServer 5.6
Not Vulnerable:

Xen 'syscall/sysenter' Instruction Local Denial of Service Vulnerability

Xen is prone to a denial-of-service vulnerability.

An attacker can crash the guest operating systems, effectively denying service to legitimate users.

Xen 'syscall/sysenter' Instruction Local Denial of Service 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: [email protected].

Xen 'syscall/sysenter' Instruction Local Denial of Service Vulnerability

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

Xen 'syscall/sysenter' Instruction Local Denial of Service Vulnerability

References:

• XenSource Homepage (XenSource)