USN-1714-1: QXL graphics driver vulnerability

Releases

• Ubuntu 12.04
• Ubuntu 11.10

Packages

• xserver-xorg-video-qxl - X.Org X server -- QXL display driver

Details

It was discovered that the QXL graphics driver incorrectly handled
terminated connections. An attacker that could connect to a guest using
SPICE and the QXL graphics driver could cause the guest to hang or crash,
resulting in a denial of service.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 12.04

• xserver-xorg-video-qxl - 0.0.16-2ubuntu0.1

Ubuntu 11.10

• xserver-xorg-video-qxl - 0.0.14-1ubuntu0.1

After a standard system update you need to reboot your computer to make
all the necessary changes.

References

• CVE-2013-0241