Description
The compatibility mode hypercall argument translation in Xen 3.3.x through 4.4.x, when running on a 64-bit hypervisor, allows local 32-bit HVM guests to cause a denial of service (host crash) via vectors involving altering the high halves of registers while in 64-bit mode.
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
- https://security.gentoo.org/glsa/201504-04 ↗
- http://secunia.com/advisories/62672 ↗
- http://support.citrix.com/article/CTX201794 ↗
- http://support.citrix.com/article/CTX200288 ↗
- http://xenbits.xen.org/xsa/advisory-111.html ↗
- http://www.debian.org/security/2015/dsa-3140 ↗
- http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html ↗
- http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html ↗
- http://www.securityfocus.com/bid/71332 ↗
- http://secunia.com/advisories/59937 ↗