[USN-1714-1] QXL graphics driver vulnerability
marc.deslauriers at canonical.com
Tue Feb 5 13:45:11 UTC 2013
Ubuntu Security Notice USN-1714-1
February 05, 2013
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 LTS
- Ubuntu 11.10
Guests using the QXL graphics driver could be caused to hang or crash.
- xserver-xorg-video-qxl: X.Org X server -- QXL display driver
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.
The problem can be corrected by updating your system to the following
Ubuntu 12.04 LTS:
After a standard system update you need to reboot your computer to make
all the necessary changes.
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