USN-2766-1: Spice vulnerabilities

Ubuntu Security Notice USN-2766-1

6th October, 2015

spice vulnerabilities

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

  • Ubuntu 15.04
  • Ubuntu 14.04 LTS

Summary

Spice could be made to crash or run programs.

Software description

  • spice - SPICE protocol client and server library

Details

Frediano Ziglio discovered multiple buffer overflows, undefined behavior
signed integer operations, race conditions, memory leaks, and denial
of service issues in Spice. A malicious guest operating system could
potentially exploit these issues to escape virtualization. (CVE-2015-5260,
CVE-2015-5261)

Update instructions

The problem can be corrected by updating your system to the following package version:

Ubuntu 15.04:
libspice-server1 0.12.5-1ubuntu0.2
Ubuntu 14.04 LTS:
libspice-server1 0.12.4-0nocelt2ubuntu1.2

To update your system, please follow these instructions: http://ift.tt/17VXqjU.

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

References

CVE-2015-5260, CVE-2015-5261



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