Ubuntu Security Notice 3355-1 - Frediano Ziglio discovered that Spice incorrectly handled certain invalid monitor configurations. A remote attacker could use this issue to cause Spice to crash, resulting in a denial of service, or possibly execute arbitrary code.
f481df33912bb2d773edf10b5d92627116d5d3c05a54eb0ff478f8396d9e6b16
==========================================================================
Ubuntu Security Notice USN-3355-1
July 19, 2017
spice vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 17.04
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary:
Spice could be made to crash or run programs if it received specially
crafted network traffic.
Software Description:
- spice: SPICE protocol client and server library
Details:
Frediano Ziglio discovered that Spice incorrectly handled certain invalid
monitor configurations. A remote attacker could use this issue to cause
Spice to crash, resulting in a denial of service, or possibly execute
arbitrary code.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 17.04:
libspice-server1 0.12.8-2ubuntu1.1
Ubuntu 16.04 LTS:
libspice-server1 0.12.6-4ubuntu0.3
Ubuntu 14.04 LTS:
libspice-server1 0.12.4-0nocelt2ubuntu1.5
After a standard system update you need to restart qemu guests to make
all the necessary changes.
References:
https://www.ubuntu.com/usn/usn-3355-1
CVE-2017-7506
Package Information:
https://launchpad.net/ubuntu/+source/spice/0.12.8-2ubuntu1.1
https://launchpad.net/ubuntu/+source/spice/0.12.6-4ubuntu0.3
https://launchpad.net/ubuntu/+source/spice/0.12.4-0nocelt2ubuntu1.5