Oracle Virtualbox released a new maintenance update for the 6.1 series a day ago.

The new release features Linux guest with Kernel 5.5 support, and a shared folder fix for loopback mounting of images.

Other changes in the VirtualBox 6.1.4 include:

• Fixed a rare issue with ICEBP instruction causing guru meditations on Intel hosts.
• Fixed macOS Catalina guests failing to boot after upgrading to 10.15.2 onwards.
• Recent NLS integration and bug fixes for GUI and Qt translation tags
• Fix isochronous transfers to the VM for xHCI
• Fix buffer handling, avoiding receiving stale data when the receive queue is flushed.
• Improve host serial port passthrough handling on Windows host
• Restore old --clipboard option for modifyvm command
• macOS host: Use hardened runtime and request the needed entitlements, meeting latest notarization rules which also required moving VirtualBoxVM executable
• macOS host: Update osxfuse to v3.10.4

Windows host: Update Italian translation of installer

• Windows host: Improve shared folder compatibility with POSIX append semantic
• Windows host: Restore the ability to run VMs through Hyper-V, at the expense of performance
• BIOS: Always report non-ATA disks as ready
• BIOS: Report EFI support through DMI table
• VGA BIOS: Reduce stack space usage for INT 10h handlers

How to Install Virtualbox 6.142 in Ubuntu:

For 64-bit Ubuntu 16.04, Ubuntu 18.04, Ubuntu 19.04, Ubuntu 19.10, and their derivatives, you can either download the official .deb binary from the link below:

or install VBox from its official apt repository by running following steps:

1. Open terminal (Ctrl+Alt+T), paste below command and run to add the repository:

sudo sh -c 'echo "deb [arch=amd64] https://download.virtualbox.org/virtualbox/debian $(lsb_release -sc) contrib" >> /etc/apt/sources.list.d/virtualbox.list'

For Linux Mint, you HAVE to replace $(lsb_release -sc) in the command with bionic for Mint 19.x, or xenial for Mint 18.x.

2. Then download and install the repository key via command:

wget -q https://www.virtualbox.org/download/oracle_vbox_2016.asc -O- | sudo apt-key add -

3. Refresh system package cache via command:

sudo apt update

4. Finally install Virtualbox 6.1:

sudo apt install virtualbox-6.1

Uninstall:

To remove it, simply run command in terminal:

sudo apt remove --autoremove virtualbox-6.1

And go to Software & Updates -> Other Software to remove apt repositories.