Description
The (1) XENMEM_decrease_reservation, (2) XENMEM_populate_physmap, and (3) XENMEM_exchange hypercalls in Xen 4.2 and earlier allow local guest administrators to cause a denial of service (long loop and hang) via a crafted extent_order value.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html ↗
- https://exchange.xforce.ibmcloud.com/vulnerabilities/80479 ↗
- http://secunia.com/advisories/55082 ↗
- http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00011.html ↗
- http://lists.opensuse.org/opensuse-updates/2013-04/msg00052.html ↗
- http://support.citrix.com/article/CTX135777 ↗
- http://security.gentoo.org/glsa/glsa-201309-24.xml ↗
- http://www.debian.org/security/2012/dsa-2582 ↗
- http://secunia.com/advisories/51397 ↗
- http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00018.html ↗
- http://secunia.com/advisories/51486 ↗
- http://secunia.com/advisories/51487 ↗
- http://lists.xen.org/archives/html/xen-announce/2012-12/msg00001.html ↗
- http://www.securityfocus.com/bid/56798 ↗
- http://www.osvdb.org/88127 ↗
- http://secunia.com/advisories/51468 ↗
- http://lists.opensuse.org/opensuse-updates/2013-04/msg00051.html ↗
- http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html ↗
- http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00019.html ↗
- http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html ↗
- http://www.openwall.com/lists/oss-security/2012/12/03/9 ↗
- http://secunia.com/advisories/51495 ↗
- http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00000.html ↗