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What is new in virtualbox 4.3.12
This is a maintenance release. The following items were fixed and/or added:
VMM: fixed an occasional Guru Meditation (Mac OS X hosts only; bugs #12727, #12954)
VMM: fixed a rare condition that would fail to invalidate guest TLB entries or would invalidate them when not required (Windows hosts only)
VMM: fixed a VERR_NOT_SUPPORTED Guru Meditation seen with certain guests, e.g. OpenServer 5.0.7
VMM: more fixes for MSR emulation on certain hardware (tickets #12240, #12875)
GUI: fixed mouse positioning with mouse integration disabled and multiple guest screens (Windows hosts only; bug #9059)
GUI: fixed crash in VM manager (bug #12878)
GUI: fixed crash under rare conditions on entering/exiting fullscreen/seamless mode
Shared Clipboard: don't stop working after taking a snapshot (bug #12700)
AHCI: fixed a crash under rare circumstances
API: fixed a hang during VM shutdown under rare conditions
NAT: fixed generation of malformed ICMP error datagrams (4.3.10 regression)
NAT: fixed potential crash in DNS proxy
NAT Network: don't drop port forwarding rules after some time
NAT: fixed ARP cache corruption and network loss in Windows guest caused by iSCSI service activity
USB: improved check if a storage device is currently mounted to the host when the device is about to be attached to the VM (Mac OS X hosts only; #11038)
3D support: several fixes, including better support for Ubuntu 14.04
VRDP: fixed a potential crash on client disconnect (bug #12858)
VBoxSVC: fixed a race when a new client is started a few seconds after the last client terminated (Windows hosts only; bugs #11309, #12509)
VBoxSVC: fixed VirtualBox.xml registry corruption after VM renaming
VBoxSVC: fixed a potential crash caused by incorrect USB device filter (Mac OS X hosts only; #11038)
Windows hosts: partly support 32-bit COM on 64-bit systems
Windows host installer: implemented merge module (msm) support
Linux hosts: fixed dependency of boot script on older Debian systems (bug #12262)
Linux guests: fix symbolic link to shared folder helper (bug #12879)
Linux Additions: don't crash VBoxService during guest execute for users without a password (bug #12994)
Linux Additions: fixed a bug in guest execution where the guest process terminated with VERR_INTERRUPTED to the host
Install VirtualBox 4.3.12 on ubuntu 14.04/13.10/13.04/12.10
Open the terminal and run the following commands
You need to edit /etc/apt/sources.list
gksudo gedit /etc/apt/sources.list
For ubuntu 14.04 users add the following line
deb http://download.virtualbox.org/virtualbox/debian trusty contrib
For ubuntu 13.10 users add the following line
deb http://download.virtualbox.org/virtualbox/debian saucy contrib
For ubuntu 13.04 users add the following line
deb http://download.virtualbox.org/virtualbox/debian raring contrib
For ubuntu 12.10 users add the following line
deb http://download.virtualbox.org/virtualbox/debian quantal contrib
If you are running ubuntu 12.04 add the following line
deb http://download.virtualbox.org/virtualbox/debian precise contrib
Save and exit the file
Now install PGP key using the following command
wget -q http://download.virtualbox.org/virtualbox/debian/oracle_vbox.asc -O- | sudo apt-key add --
Update source list
sudo apt-get update
Install virtualbox
sudo apt-get install virtualbox-4.3
If you have problem with the above PPA you can download .deb package from here.Once you have deb package you can double click on it to install this package.
I get a Hash Sum mismatch
W: Failed to fetch http://download.virtualbox.org/virtualbox/debian/dists/trusty/contrib/binary-amd64/Packages Hash Sum mismatch
W: Failed to fetch http://download.virtualbox.org/virtualbox/debian/dists/trusty/contrib/binary-i386/Packages Hash Sum mismatch
Doesn’t work