Skip to main content
  1. Blog
  2. Article

Dustin Kirkland
on 8 December 2016

Ubuntu 16.04 LTS Security: A Comprehensive Overview


From Linux kernel livepatches to encryption to ASLR to compiler optimizations and configuration hardening, we strive to ensure that Ubuntu 16.04 LTS is the most secure Linux distribution out of the box.

The slides above try to briefly explain:

  • what we do to secure Ubuntu
  • how the underlying technology works
  • when the features took effect in Ubuntu

I hope you find this slide deck informative and useful!  The information herein is largely collected from the Ubuntu Security Features wiki page, where you can always find up to date information.

Original article

Related posts


Luci Stanescu
1 July 2026

DirtyClone Linux kernel local privilege escalation vulnerability fixes available

Ubuntu Article

On June 25, 2026, JFrog published their research into CVE-2026-43503, referring to the vulnerability as DirtyClone. The vulnerability had previously been responsibly disclosed to the Linux kernel maintainers and the CVE record published on May 23, 2026. The vulnerability affects multiple Linux distributions, including all Ubuntu releases. ...


Luci Stanescu
1 July 2026

pedit COW kernel local privilege escalation vulnerability mitigations

Ubuntu Article

Mitigations are available for the Linux vulnerability with CVE ID CVE-2026-46331. The CVE ID was assigned on June 16 2026 and highlighted as a local privilege escalation (LPE) vulnerability on June 26, 2026. Known as “pedit COW”, this vulnerability affects multiple Linux distributions, including all Ubuntu releases starting with Bionic Be ...


Pedro Lazzarotto
12 June 2026

A decade of Ubuntu on IBM Z and IBM LinuxONE

Partners Ubuntu tech blog

This year we celebrate a decade of Ubuntu Server support on the s390x architecture: marking a long-standing collaboration between Canonical and IBM that began at LinuxCon 2015. The first release happened on April 21, 2016, bringing Ubuntu 16.04 LTS (Xenial Xerus) to IBM Z and IBM LinuxONE platforms.  A first for Ubuntu on IBM That ...