CVE-2015-7813: Undefined Security Weakness

Xen 4.4.x, 4.5.x, and 4.6.x does not limit the number of printk console messages when reporting unimplemented hypercalls, which allows local guests to cause a denial of service via a sequence of 1 HYPERVISORphysdevop hypercalls, which are not properly handled in the dophysdevop function in...