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Ubuntu Security Notice USN-1714-1
February 05, 2013
A security issue affects these releases of Ubuntu and its derivatives:
Summary:
Guests using the QXL graphics driver could be caused to hang or crash.
Software Description:
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 LTS:
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:
http://www.ubuntu.com/usn/usn-1714-1
CVE-2013-0241
Package Information:
https://launchpad.net/ubuntu/+source/xserver-xorg-video-qxl/0.0.16-2ubuntu0.1
https://launchpad.net/ubuntu/+source/xserver-xorg-video-qxl/0.0.14-1ubuntu0.1
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