CVE-2011-1936

critical

Description

Xen, when using x86 Intel processors and the VMX virtualization extension is enabled, does not properly handle cpuid instruction emulation when exiting the VM, which allows local guest users to cause a denial of service (guest crash) via unspecified vectors.

References

http://www.openwall.com/lists/oss-security/2011/07/07/3

http://rhn.redhat.com/errata/RHSA-2011-0927.html

Details

Source: Mitre, NVD

Published: 2014-01-07

Updated: 2014-02-25

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:A/AC:H/Au:N/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical