Ubuntu Security Notice USN-3786-2

Ubuntu Security Notice 3786-2 – USN-3786-1 fixed several vulnerabilities in libxkbcommon. This update provides the corresponding update for Ubuntu 18.04 LTS. It was discovered that libxkbcommon incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service. Various other issues were also addressed.

Link: https://packetstormsecurity.com/files/150195/USN-3786-2.txt