Xen 4.x, when downgrading the grant table version, does not properly remove the status page from the tracking list when freeing the page, which allows local guest OS administrators to cause a denial of service (hypervisor crash) via unspecified vectors.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Xen | Xen | 4.0.0 (including) | 4.0.0 (including) |
| Xen | Xen | 4.0.1 (including) | 4.0.1 (including) |
| Xen | Xen | 4.0.2 (including) | 4.0.2 (including) |
| Xen | Xen | 4.0.3 (including) | 4.0.3 (including) |
| Xen | Xen | 4.0.4 (including) | 4.0.4 (including) |
| Xen | Xen | 4.1.0 (including) | 4.1.0 (including) |
| Xen | Xen | 4.1.1 (including) | 4.1.1 (including) |
| Xen | Xen | 4.1.2 (including) | 4.1.2 (including) |
| Xen | Xen | 4.1.3 (including) | 4.1.3 (including) |
| Xen | Xen | 4.2.0 (including) | 4.2.0 (including) |
| Xen | Ubuntu | devel | * |
| Xen | Ubuntu | oneiric | * |
| Xen | Ubuntu | precise | * |
| Xen | Ubuntu | quantal | * |
References
- http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00019.html
- http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00011.html
- http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
- http://lists.opensuse.org/opensuse-updates/2013-04/msg00051.html
- http://lists.opensuse.org/opensuse-updates/2013-04/msg00052.html
- http://secunia.com/advisories/51397
- http://secunia.com/advisories/51468
- http://secunia.com/advisories/51486
- http://secunia.com/advisories/51487
- http://secunia.com/advisories/55082
- http://security.gentoo.org/glsa/glsa-201309-24.xml
- http://support.citrix.com/article/CTX135777
- http://www.debian.org/security/2012/dsa-2582
- http://www.openwall.com/lists/oss-security/2012/12/03/6
- http://www.osvdb.org/88128
- http://www.securityfocus.com/bid/56794
- https://exchange.xforce.ibmcloud.com/vulnerabilities/80478
- http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00019.html
- http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00011.html
- http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
- http://lists.opensuse.org/opensuse-updates/2013-04/msg00051.html
- http://lists.opensuse.org/opensuse-updates/2013-04/msg00052.html
- http://secunia.com/advisories/51397
- http://secunia.com/advisories/51468
- http://secunia.com/advisories/51486
- http://secunia.com/advisories/51487
- http://secunia.com/advisories/55082
- http://security.gentoo.org/glsa/glsa-201309-24.xml
- http://support.citrix.com/article/CTX135777
- http://www.debian.org/security/2012/dsa-2582
- http://www.openwall.com/lists/oss-security/2012/12/03/6
- http://www.osvdb.org/88128
- http://www.securityfocus.com/bid/56794
- https://exchange.xforce.ibmcloud.com/vulnerabilities/80478