http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html#AppendixOVIR
CVE-2015-0427 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-0427): Unspecified vulnerability in the Oracle VM VirtualBox component in Oracle Virtualization VirtualBox prior to 4.3.20 allows local users to affect integrity and availability via vectors related to VMSVGA virtual graphics device, a different vulnerability than CVE-2014-6588, CVE-2014-6589, CVE-2014-6590, and CVE-2014-6595. CVE-2015-0418 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-0418): Unspecified vulnerability in the Oracle VM VirtualBox component in Oracle Virtualization VirtualBox prior to 3.2.26, 4.0.28, 4.1.36, and 4.2.28 allows local users to affect availability via unknown vectors related to Core, a different vulnerability than CVE-2015-0377. CVE-2015-0377 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-0377): Unspecified vulnerability in the Oracle VM VirtualBox component in Oracle Virtualization VirtualBox prior to 3.2.26, 4.0.28, 4.1.36, and 4.2.28 allows local users to affect availability via unknown vectors related to Core, a different vulnerability than CVE-2015-0418. CVE-2014-6595 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-6595): Unspecified vulnerability in the Oracle VM VirtualBox component in Oracle Virtualization VirtualBox before 4.3.20 allows local users to affect integrity and availability via vectors related to VMSVGA virtual graphics device, a different vulnerability than CVE-2014-6588, CVE-2014-6589, CVE-2014-6590, and CVE-2015-0427. CVE-2014-6590 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-6590): Unspecified vulnerability in the Oracle VM VirtualBox component in Oracle Virtualization VirtualBox before 4.3.20 allows local users to affect integrity and availability via vectors related to VMSVGA virtual graphics device, a different vulnerability than CVE-2014-6588, CVE-2014-6589, CVE-2014-6595, and CVE-2015-0427. CVE-2014-6589 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-6589): Unspecified vulnerability in the Oracle VM VirtualBox component in Oracle Virtualization VirtualBox before 4.3.20 allows local users to affect integrity and availability via vectors related to VMSVGA virtual graphics device, a different vulnerability than CVE-2014-6588, CVE-2014-6590, CVE-2014-6595, and CVE-2015-0427. CVE-2014-6588 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-6588): Unspecified vulnerability in the Oracle VM VirtualBox component in Oracle Virtualization VirtualBox before 4.3.20 allows local users to affect integrity and availability via vectors related to VMSVGA virtual graphics device, a different vulnerability than CVE-2014-6589, CVE-2014-6590, CVE-2014-6595, and CVE-2015-0427.
This issue was resolved and addressed in GLSA 201612-27 at https://security.gentoo.org/glsa/201612-27 by GLSA coordinator Kristian Fiskerstrand (K_F).