Xen 4.2.x and 4.3.x, when using Intel VT-d for PCI passthrough, does not properly flush the TLB after clearing a present translation table entry, which allows local guest administrators to cause a denial of service or gain privileges via unspecified vectors related to an inverted boolean parameter.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Xen | Xen | 4.2.1 (including) | 4.2.1 (including) |
| Xen | Xen | 4.2.2 (including) | 4.2.2 (including) |
| Xen | Xen | 4.2.3 (including) | 4.2.3 (including) |
| Xen | Xen | 4.3.0 (including) | 4.3.0 (including) |
| Xen | Xen | 4.3.1 (including) | 4.3.1 (including) |
| Xen | Ubuntu | devel | * |
| Xen | Ubuntu | raring | * |
| Xen | Ubuntu | saucy | * |
| Xen-3.3 | Ubuntu | upstream | * |
References
- http://lists.opensuse.org/opensuse-updates/2013-12/msg00059.html
- http://security.gentoo.org/glsa/glsa-201407-03.xml
- http://www.openwall.com/lists/oss-security/2013/11/20/3
- http://www.openwall.com/lists/oss-security/2013/11/21/1
- http://www.securitytracker.com/id/1029369
- http://lists.opensuse.org/opensuse-updates/2013-12/msg00059.html
- http://security.gentoo.org/glsa/glsa-201407-03.xml
- http://www.openwall.com/lists/oss-security/2013/11/20/3
- http://www.openwall.com/lists/oss-security/2013/11/21/1
- http://www.securitytracker.com/id/1029369