Please Install the Updated Packages.
A vulnerability has been found and corrected in virtualbox: Unspecified vulnerability in Guest Additions in Sun xVM VirtualBox 1.6.x and 2.0.x before 2.0.12, 2.1.x, and 2.2.x, and Sun VirtualBox before 3.0.10, allows guest OS users to cause a denial of service (memory consumption) on the guest OS via unknown vectors (CVE-2009-3940). Packages for 2008.0 are provided for Corporate Desktop 2008.0 customers. The updated packages have been patched to correct this issue.
virtualbox on Mandriva Linux 2008.0, Mandriva Linux 2008.0/X86_64, Mandriva Linux 2009.0, Mandriva Linux 2009.0/X86_64, Mandriva Linux 2009.1, Mandriva Linux 2009.1/X86_64, Mandriva Linux 2010.0, Mandriva Linux 2010.0/X86_64