Your submission was sent successfully! Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

USN-3171-1: LibVNCServer vulnerabilities

11 January 2017

Several security issues were fixed in LibVNCServer.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Releases

Packages

Details

Josef Gajdusek discovered that the LibVNCServer client library incorrectly
handled certain FrameBufferUpdate messages. If a user were tricked into
connecting to a malicious server, an attacker could use this issue to cause
a denial of service, or possibly execute arbitrary code. (CVE-2016-9941,
CVE-2016-9942)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 16.10
Ubuntu 16.04
Ubuntu 14.04
Ubuntu 12.04

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

Related notices

  • USN-4587-1: italc-management-console, italc-master, italc-client, italc, libitalccore