VirtualBox 5.2.2 official release, VM export to Oracle Cloud


VirtualBox is Oracle’s multi-platform open source virtualization software, support GNU / Linux, Windows, macOS and Solaris and other systems. Today, the company suddenly announced the official version of VirtualBox 5.2, based on the recent on-line Qt5 technology to bring a more modern general user interface, in addition to a number of useful features to help virtualization tasks. One of the most noteworthy new features is the ability to fully export and store virtual hosts to the cloud.


In the new version, Oracle allows users to export virtual hosts to Oracle Cloud (OPC) public cloud services, allowing users to easily deploy virtual hosts on multiple VirtualBox installation instances. Users no longer need to export the virtual host to the mobile hard disk, and then migrated to other computers, only need to download from the Oracle Cloud can easily complete.

VirtualBox 5.2.2 official release.


  • User interface: various improvements for high-resolution screens
  • User interface: added functionality to duplicate optical and floppy images
  • User interface: various improvements for the virtual media manager
  • VMM: fixed emulation so that Plan 9 guests can start once more (5.1.0 regression)
  • Storage: fixed regression breaking iSCSI (bug #17196)
  • Audio: added HDA support for more exotic guests (e.g. Haiku)
  • Serial: fixed hanging I/O when using named pipes on Windows (5.2.0 regression; bug #17227)
  • Serial: fixed broken communication with certain devices on Linux hosts
  • USB/OHCI: improved behavior so that the controller state after a VM reset is closer to the initial state after VM start
  • EFI: fixed HFS+ driver which in rare cases failed to access most files on a volume
  • Shared clipboard: fixed hang with OS X host and Linux guest (bug #15782)
  • Linux hosts: fixed kernel module compilation and start failures with Linux kernel 4.14 (bug #17267)
  • X11 hosts: better handle WM_CLASS setting (bug #12534)
  • Linux guests: fixed kernel module compilation and other problems with Linux kernel 4.14 (bug #12534)
  • Linux guests: fixed kernel module compilation and other problems with Linux kernel 4.14
  • Linux guests: fixed various 5.2.0 regressions (bug #17163)
  • Bridged networking: fixed duplicate EtherType in VLAN/priority tags on Linux (5.2.0 regression; bug #17277)


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