VULNERABILITY INTELLIGENCE
CVE-2013-4356
CVSS score5.4 MEDIUM
EPSS probability0.61%
CISA KEVNot currently listed
Published2013-10-09
Last modified2026-06-16
CVSS vectorAV:A/AC:M/Au:N/C:P/I:P/A:P
Description
Xen 4.3.x writes hypervisor mappings to certain shadow pagetables when live migration is performed on hosts with more than 5TB of RAM, which allows local 64-bit PV guests to read or write to invalid memory and cause a denial of service (crash).