VULNERABILITY INTELLIGENCE
CVE-2012-5513
CVSS score6.9 MEDIUM
EPSS probability0.41%
CISA KEVNot currently listed
Published2012-12-13
Last modified2026-06-16
CVSS vectorAV:L/AC:M/Au:N/C:C/I:C/A:C
Description
The XENMEM_exchange handler in Xen 4.2 and earlier does not properly check the memory address, which allows local PV guest OS administrators to cause a denial of service (crash) or possibly gain privileges via unspecified vectors that overwrite memory in the hypervisor reserved range.
Weakness classification
- CWE-20: Improper Input Validation