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USN-3877-1: LibVNCServer vulnerabilities

31 January 2019

Several security issues were fixed in LibVNCServer.

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Releases

Packages

Details

It was discovered that LibVNCServer incorrectly handled certain operations.
A remote attacker able to connect to applications using LibVNCServer could
possibly use this issue to obtain sensitive information, cause a denial of
service, or execute arbitrary code.

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 18.10
Ubuntu 18.04
Ubuntu 16.04
Ubuntu 14.04

After a standard system update you need to restart LibVNCServer
applications to make all the necessary changes.

Related notices

  • USN-4547-1: italc, italc-client, libitalccore, italc-master
  • USN-4587-1: libitalccore, italc-client, italc-management-console, italc, italc-master
  • USN-4547-2: ssvnc