This update for virtualbox fixes the following issues:

- Address CVE-2016-5501, CVE-2016-5538, CVE-2016-5605, CVE-2016-5608, CVE-2016-5610, CVE-2016-5611, CVE-2016-5613
(boo#1005621).
- Reduce memory needs during build.
- Version bump to 5.0.28 (released 2016-10-18 by Oracle)
This is a maintenance release. The following items were fixed and/or added:
NAT: Don't exceed the maximum number of "search" suffixes. Patch from bug #15948.
NAT: fixed parsing of port-forwarding rules with a name which contains a slash (bug #16002)
NAT Network: when the host has only loopback nameserver that cannot be mapped to the guests
(e.g. dnsmasq running on 127.0.1.1), make DHCP supply NAT Network DNS proxy as nameserver.
Bridged Network: prevent flooding syslog with packet allocation error messages (bug #15569)
USB: fixed a possible crash when detaching a USB device
Audio: fixes for recording (Mac OS X hosts only)
Audio: now using Audio Queues on Mac OS X hosts
OVF: improve importing of VMs created by VirtualBox 5.1
VHDX: fixed cloning images with VBoxManage cloned (bug #14288)
Storage: Fixed broken bandwidth limitation when the limit is very low (bug #14982)
Serial: Fixed high CPU usage with certain USB to serial converters on Linux hosts (bug #7796)
BIOS: fixed 4bpp scanline calculation (bug #15787)
VBoxManage: Don't try to set the medium type if there is no change (bug #13850)
API: fixed initialization of SAS controllers (bug #15972)
Linux hosts: don't use 32-bit legacy capabilities
Linux hosts / guests: fix for kernels with CONFIG_CPUMASK_OFFSTACK set (bug #16020)
Linux Additions: several fixes for X11 guests running non-root X servers
Linux Additions: fix for Linux 4.7 (bug #15769)
Linux Additions: fix for the display kmod driver with Linux 4.8 (bugs #15890 and #15896)
Windows Additions: auto-resizing fixes for Windows 10 guests (bug #15257)
Windows Additions: fixes for arranging the guest screens in multi-screen scenarios
Windows Additions / VGA: if the guest's power management turns a virtual screen off, blank the
corresponding VM window rather than hide the VM window
Windows Additions: fixed a generic bug which could lead to freezing shared folders (bug #15662)
- Modify virtualbox-guest-preamble and virtualbox-host-preamble to obsolete old versions of the kernel modules.
This change should fix the problem in (boo#983629).