CVE-2015-7813

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...

CVE-2015-7813

CVE-2015-7813 affects Xen 4.4.x–4.6.x on ARM; a local guest can trigger a DoS by unchecked printk messages when unimplemented hypercalls are reported via HYPERVISOR_physdev_op or HYPERVISOR_hvm_op, due to improper handling in arch/arm/physdev.c and arch/arm/hvm.c. Remediation in connected advisor...