Vulnerability Database

300,445

Total vulnerabilities in the database

CVE-2014-4021

Xen 3.2.x through 4.4.x does not properly clean memory pages recovered from guests, which allows local guest OS users to obtain sensitive information via unspecified vectors.

  • Published: Jun 18, 2014
  • Updated: Nov 9, 2025
  • CVE: CVE-2014-4021
  • Severity: Low
  • Exploit:

CVSS v2:

  • Severity: Low
  • Score: 2.7
  • AV:A/AC:L/Au:S/C:P/I:N/A:N

CWEs:

Software From Fixed in
xen / xen 3.2.0 3.2.0.x
xen / xen 4.1.5 4.1.5.x
xen / xen 3.2.1 3.2.1.x
xen / xen 4.2.2 4.2.2.x
xen / xen 4.2.3 4.2.3.x
xen / xen 4.3.0 4.3.0.x
xen / xen 4.0.4 4.0.4.x
xen / xen 4.0.2 4.0.2.x
xen / xen 4.1.2 4.1.2.x
xen / xen 3.2.2 3.2.2.x
xen / xen 4.0.0 4.0.0.x
xen / xen 4.4.0-rc1 4.4.0-rc1.x
xen / xen 4.1.1 4.1.1.x
xen / xen 4.2.0 4.2.0.x
xen / xen 4.1.0 4.1.0.x
xen / xen 4.1.3 4.1.3.x
xen / xen 3.2.3 3.2.3.x
xen / xen 4.1.6.1 4.1.6.1.x
xen / xen 4.1.4 4.1.4.x
xen / xen 4.3.1 4.3.1.x
xen / xen 4.2.1 4.2.1.x
xen / xen 4.4.0 4.4.0.x
xen / xen 4.0.1 4.0.1.x
xen / xen 4.0.3 4.0.3.x