Table of Contents
This section summarizes the changes between VirtualBox versions. Note that this change log is not exhaustive; not all changes are listed.
VirtualBox version numbers consist of three numbers separated by dots where the first number represents the major version, the 2nd number the minor version and the 3rd one the build number. Build numbers of official releases are always even. An odd build number represents an internal development or test build.
This is a maintenance release. The following items were fixed and/or added:
Host and guest clipboard: fixed a number of issues affecting hosts and guests running the X window system.
Guest Additions: make sure the virtual mouse autodetection works on first reboot after installing the Additions on X.Org server 1.5 and later.
Guest Additions: properly report process identity number of running services
Guest Additions: clean up properly if the X Window server terminates
Linux Additions: fixed installation path for OpenGL libraries in some 64-bit guests (bug #3693)
Solaris Additions: fixed installation to work when X.Org is not installed on the guest
Solaris Additions: fixed a bug that could panic the guest when unmounting a busy shared folder
Windows Additions: fixed mouse pointer integration of some Windows guests (2.2.0 regression, bug #3734)
Windows Additions: fixed installation on Windows Server 2008 Core (bug #2628)
Main: do not try to use older versions of D-Bus (Linux hosts only, bug #3732)
VMM: fixed out-of-memory conditions on Windows hosts (bug #3657)
VMM: fixed occasional hangs when attaching USB devices during VM startup (2.2.0 regression; bugs #3787)
VMM: fixed guru meditation related to memory management (software virtualization only)
Virtual disks: fix possible data corruption when writing to diff images, incorrect detection of redundant writes
GUI: reworked network settings dialog
GUI: properly show the detailed settings dialog of NAT networks (bug #3702)
GUI: HostKey could not be changed (2.2.0 regression, bug #3689)
GUI: fixed memory textfield size (Windows hosts only; bug #3679)
GUI: fixed crash when selecting a shared folder path (Windows hosts only; bugs #3694, #3751, #3756)
implemented again for VDI files, and now supports relative paths
(bug #2180, #2833)
made it work again (2.1.0 regression; bug #3714)
NAT: on some Windows host, the guest didn't receive a DHCP lease (bug #3655)
NAT: fixed release assertion during poll() (bug #3667)
Clipboard: fixed random crahes (X11 hosts only, bug #3723)
Shared Folders: fixed incorrect permissions for Solaris guests
Shared Folders: fixed wrong file sizes with Solaris guests
CBindings: fixed possible memory leak while releasing the IVirtualBox and ISession Objects
Solaris hosts: fixed host-only network interface incompatibility with nwam/dhcpagent (bug #3754)