MitreCVELIST:CVE-2014-5146CVE-2014-5146
Certain MMU virtualization operations in Xen 4.2.x through 4.4.x before the xsa97-hap patch, when using Hardware Assisted Paging (HAP), are not preemptible, which allows local HVM guest to cause a denial of service (vcpu consumption) by invoking these operations, which process every page assigned to a guest, a different vulnerability than CVE-2014-5149.
References
lists.fedoraproject.org/pipermail/package-announce/2014-August/136980.html
lists.fedoraproject.org/pipermail/package-announce/2014-August/136981.html
lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html
lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html
www.securityfocus.com/bid/69198
www.securitytracker.com/id/1030723
xenbits.xen.org/xsa/advisory-97.html
exchange.xforce.ibmcloud.com/vulnerabilities/95234
security.gentoo.org/glsa/201504-04
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