CVE-2014-9030 Information

Description

The do_mmu_update function in arch/x86/mm.c in Xen 3.2.x through 4.4.x does not properly manage page references which allows remote domains to cause a denial of service by leveraging control over an HVM guest and a crafted MMU_MACHPHYS_UPDATE.

Reference

http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html http://secunia.com/advisories/62672 http://www.debian.org/security/2015/dsa-3140 http://www.securityfocus.com/bid/71207 http://xenbits.xen.org/xsa/advisory-113.html https://exchange.xforce.ibmcloud.com/vulnerabilities/98853 https://security.gentoo.org/glsa/201504-04