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             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.0236
                            Spice vulnerability
                              29 January 2019

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           libspice-server1
Publisher:         Ubuntu
Operating System:  Ubuntu
                   Linux variants
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
                   Denial of Service               -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-3813  

Original Bulletin: 
   http://www.ubuntu.com/usn/usn-3870-1

Comment: This advisory references vulnerabilities in products which run on 
         platforms other than Ubuntu. It is recommended that administrators 
         running libspice-server1 check for an updated version of the 
         software for their operating system.

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USN-3870-1: Spice vulnerability

28 January 2019
spice vulnerability

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

    Ubuntu 18.10
    Ubuntu 18.04 LTS
    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

Christophe Fergeau discovered that Spice incorrectly handled memory. A remote
attacker could 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
versions:

Ubuntu 18.10
    libspice-server1 - 0.14.0-1ubuntu4.2
Ubuntu 18.04 LTS
    libspice-server1 - 0.14.0-1ubuntu2.4
Ubuntu 16.04 LTS
    libspice-server1 - 0.12.6-4ubuntu0.4
Ubuntu 14.04 LTS
    libspice-server1 - 0.12.4-0nocelt2ubuntu1.8

To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.

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

References

    CVE-2019-3813

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