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             AUSCERT External Security Bulletin Redistribution

                            Spice vulnerability
                                25 May 2018


        AusCERT Security Bulletin Summary

Product:           spice
Publisher:         Ubuntu
Operating System:  Ubuntu
                   UNIX variants (UNIX, Linux, OSX)
Impact/Access:     Execute Arbitrary Code/Commands -- Remote with User Interaction
                   Denial of Service               -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-12194  

Original Bulletin: 

Comment: This advisory references vulnerabilities in products which run on 
         platforms other than Ubuntu. It is recommended that administrators 
         running spice check for an updated version of the software for their
         operating system.

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USN-3659-1: Spice vulnerability

23 May 2018

spice, spice-protocol vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  o Ubuntu 18.04 LTS
  o Ubuntu 17.10
  o Ubuntu 16.04 LTS
  o Ubuntu 14.04 LTS


Spice could be made to crash or run programs if it received specially crafted
network traffic.

Software Description

  o spice - SPICE protocol client and server library
  o spice-protocol - SPICE protocol headers


Frediano Ziglio discovered that Spice incorrectly handled certain client
messages. An attacker could possibly use this 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

Ubuntu 18.04 LTS
    libspice-server1 - 0.14.0-1ubuntu2.1
Ubuntu 17.10
    libspice-server1 - 0.12.8-2.2ubuntu0.1
Ubuntu 16.04 LTS
    libspice-protocol-dev - 0.12.10-1ubuntu0.1
Ubuntu 14.04 LTS
    libspice-server1 - 0.12.4-0nocelt2ubuntu1.6

To update your system, please follow these instructions: https://

After a standard system update you need to restart qemu guests to make all the
necessary changes.


  o CVE-2017-12194

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