Ubuntu 18.04 LTS: USN-6391-2 Moderate: CUPS Code Execution Risk

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 18.04 LTS (Available with Ubuntu Pro) - Ubuntu 16.04 LTS (Available with Ubuntu Pro) Summary: CUPS could be made to crash or run programs if it opened a specially crafted file. Software Description: - cups: Common UNIX Printing System(tm) Details: USN-6391-1 fixed a vulnerability in CUPS. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: It was discovered that CUPS incorrectly parsed certain Postscript objects. If a user or automated system were tricked into printing a specially crafted document, a remote attacker could use this issue to cause CUPS to crash, resulting in a denial of service, or possibly execute arbitrary code.