Xen 'physdev_get_free_pirq' CVE-2012-3495 Denial of Service Vulnerability

Bugtraq ID:	55406
Class:	Failure to Handle Exceptional Conditions
CVE:	CVE-2012-3495
Remote:	No
Local:	Yes
Published:	Sep 05 2012 12:00AM
Updated:	Jul 05 2016 10:02PM
Credit:	Reported by the vendor
Vulnerable:	SuSE SUSE Linux Enterprise Server for VMware 11 SP2 + Linux kernel 2.6.5 SuSE SUSE Linux Enterprise Server 11 SP2 + Linux kernel 2.6.5 SuSE SUSE Linux Enterprise Server 10 SP2 SuSE SUSE Linux Enterprise SDK 11 SP2 SuSE SUSE Linux Enterprise Desktop 11 SP2 + Linux kernel 2.6.5 SuSE openSUSE 12.1 Gentoo Linux
Not Vulnerable:

Xen 'physdev_get_free_pirq' CVE-2012-3495 Denial of Service Vulnerability

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

An attacker with access to a guest operating system can exploit this issue to crash the host operating system, effectively denying service to legitimate users.

Xen 4.1 is vulnerable; other versions may also be affected.

Xen 'physdev_get_free_pirq' CVE-2012-3495 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 'physdev_get_free_pirq' CVE-2012-3495 Denial of Service Vulnerability

Solution:
A vendor patch is available. Please see the references for more information.

Xen 'physdev_get_free_pirq' CVE-2012-3495 Denial of Service Vulnerability

References:

• XenSource Homepage (XenSource)