USN-3672-1: Liblouis vulnerabilities

6 June 2018

liblouis vulnerabilities

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

  • Ubuntu 18.04 LTS
  • Ubuntu 17.10
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS


Several security issues were fixed in Liblouis.

Software Description

  • liblouis - Braille translation library - utilities


Henri Salo discovered that Liblouis incorrectly handled certain files. An attacker could possibly use this to execute arbitrary code. (CVE-2018-11683, CVE-2018-11684, CVE-2018-11685)

Update instructions

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

Ubuntu 18.04 LTS
liblouis-bin - 3.5.0-1ubuntu0.2
liblouis14 - 3.5.0-1ubuntu0.2
Ubuntu 17.10
liblouis-bin - 3.0.0-3ubuntu1.2
liblouis12 - 3.0.0-3ubuntu1.2
Ubuntu 16.04 LTS
liblouis-bin - 2.6.4-2ubuntu0.3
liblouis9 - 2.6.4-2ubuntu0.3
Ubuntu 14.04 LTS
liblouis-bin - 2.5.3-2ubuntu1.4
liblouis2 - 2.5.3-2ubuntu1.4

To update your system, please follow these instructions:

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