Xen 'hvm_do_hypercall()' Function Local Privilege Escalation Vulnerability

Bugtraq ID:	63931
Class:	Design Error
CVE:	CVE-2013-4554
Remote:	No
Local:	Yes
Published:	Nov 26 2013 12:00AM
Updated:	Apr 13 2015 10:02PM
Credit:	Jan Beulich
Vulnerable:	XenSource Xen 4.2.1 XenSource Xen 4.1.2 XenSource Xen 4.1.1 XenSource Xen 3.3 XenSource Xen 3.0.3 XenSource Xen 4.3 XenSource Xen 4.2 XenSource Xen 4.1 SuSE SUSE Linux Enterprise Server 11 SP2 + Linux kernel 2.6.5 SuSE SUSE Linux Enterprise Server 11 SP1 LTSS + Linux kernel 2.6.5 + Linux kernel 2.6.5 SuSE SUSE Linux Enterprise Server 10 SP4 LTSS + Linux kernel 2.6.5 SuSE SUSE Linux Enterprise Server 10 SP3 LTSS + Linux kernel 2.6.5 S.u.S.E. openSUSE 12.3 Redhat Enterprise Linux Desktop 5 client Redhat Enterprise Linux 5 Server Oracle Enterprise Linux 5 OpenVZ Project OpenVZ 028stab110.1 OpenVZ Project OpenVZ 028stab108.1 Gentoo Linux Citrix XenServer 6.0.2 Common Criteria Citrix XenServer 6.0.2 Citrix XenServer 6.2 Service Pack 1 Citrix XenServer 6.2 Citrix XenServer 6.1 Citrix XenServer 6.0 Citrix XenServer 5.6 SP2 Citrix XenServer 5.6 Feature Pack 1 Citrix XenServer 5.6 Citrix XenClient XT 3.1.4 Citrix XenClient XT 3.1.3 Citrix XenClient XT 3.0.0 CentOS CentOS 5
Not Vulnerable:	OpenVZ Project OpenVZ 028stab112.3 Citrix XenClient XT 3.2

Xen 'hvm_do_hypercall()' Function Local Privilege Escalation Vulnerability

Xen is prone to a local privilege-escalation vulnerability.

Local attackers with access to a guest operating system can exploit this issue to gain elevated privileges on affected computers or cause denial-of-service condition.

Xen 'hvm_do_hypercall()' Function Local 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: [email protected].

Xen 'hvm_do_hypercall()' Function Local Privilege Escalation Vulnerability

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