1. Ubuntu Security Notices
  2. USN-3203-1

USN-3203-1: gtk-vnc vulnerabilities

Publication date

20 February 2017

Overview

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

Releases

Packages

Details

It was discovered that gtk-vnc incorrectly validated certain data. A
malicious server could use this issue to cause gtk-vnc to crash, resulting
in a denial of service, or possibly execute arbitrary code.

It was discovered that gtk-vnc incorrectly validated certain data. A
malicious server could use this issue to cause gtk-vnc to crash, resulting
in a denial of service, or possibly execute arbitrary code.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
14.04 trusty libgtk-vnc-1.0-0 –  0.5.3-0ubuntu2.1
libgtk-vnc-2.0-0 –  0.5.3-0ubuntu2.1
libgvnc-1.0-0 –  0.5.3-0ubuntu2.1
12.04 precise libgtk-vnc-1.0-0 –  0.5.0-1ubuntu1.1
libgtk-vnc-2.0-0 –  0.5.0-1ubuntu1.1
libgvnc-1.0-0 –  0.5.0-1ubuntu1.1

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References

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