Vulnerability Details CVE-2015-8615
The hvm_set_callback_via function in arch/x86/hvm/irq.c in Xen 4.6 does not limit the number of printk console messages when logging the new callback method, which allows local HVM guest OS users to cause a denial of service via a large number of changes to the callback method (HVM_PARAM_CALLBACK_IRQ).
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 47.4%
CVSS Severity
CVSS v3 Score 5.0
CVSS v2 Score 2.1
References