VULNERABILITY INTELLIGENCE

CVE-2012-3496

CVSS score4.7 MEDIUM

EPSS probability0.42%

CISA KEVNot currently listed

Published2012-11-23

Last modified2026-06-16

Description

XENMEM_populate_physmap in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when translating paging mode is not used, allows local PV OS guest kernels to cause a denial of service (BUG triggered and host crash) via invalid flags such as MEMF_populate_on_demand.