SPICE could be made to crash if it received specially crafted network traffic.
Tomas Jamrisko discovered that SPICE incorrectly handled long passwords in SPICE tickets. An attacker could use this issue to cause the SPICE server to crash, resulting in a denial of service.
12 November 2013
A security issue affects these releases of Ubuntu and its derivatives:
SPICE could be made to crash if it received specially crafted network traffic.
Tomas Jamrisko discovered that SPICE incorrectly handled long passwords in SPICE tickets. An attacker could use this issue to cause the SPICE server to crash, resulting in a denial of service.
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart applications using the SPICE protocol, such as QEMU, to make all the necessary changes.
Vulmon