A new release of the Ubuntu Cloud Images for stable Ubuntu release 16.04 LTS (Xenial Xerus) is available at [1]. These new images superseded the existing images [2]. Images are available for download or immediate use on EC2 via publish AMI ids. Users who wish to update their existing installations can do so with:
   'sudo apt-get update && sudo apt-get dist-upgrade && sudo reboot'.

The following packages have been updated. Please see the full changelogs
for a complete listing of changes:
 * ca-certificates: 20170717~16.04.2 => 20190110~16.04.1 
 * linux-meta: 4.4.0.179.187 => 4.4.0.184.190 
 * linux-signed: 4.4.0-179.209 => 4.4.0-184.214 
 * python-apt: 1.1.0~beta1ubuntu0.16.04.8 => 1.1.0~beta1ubuntu0.16.04.9 


The following is a complete changelog for this image.
new: {'linux-modules-4.4.0-184-generic': '4.4.0-184.214', 'linux-headers-4.4.0-184-generic': '4.4.0-184.214', 'linux-headers-4.4.0-184': '4.4.0-184.214'}
removed: {'linux-headers-4.4.0-179': '4.4.0-179.209', 'linux-modules-4.4.0-179-generic': '4.4.0-179.209', 'linux-headers-4.4.0-179-generic': '4.4.0-179.209'}
changed: ['linux-image-virtual', 'linux-headers-virtual', 'python-apt-common', 'python3-apt', 'linux-virtual', 'ca-certificates', 'linux-image-4.4.0-184-generic', 'linux-headers-generic']
==== python-apt: 1.1.0~beta1ubuntu0.16.04.8 => 1.1.0~beta1ubuntu0.16.04.9 ====
====     python3-apt python-apt-common
  * Don't duplicate disabled sources during add() (LP: #1311056)
==== ca-certificates: 20170717~16.04.2 => 20190110~16.04.1 ====
====     ca-certificates
  * Update ca-certificates database to 20190110:
    - backport certain changes from the Ubuntu 19.10 20190110 package
  * mozilla/blacklist.txt: blacklist expired AddTrust External Root CA.
==== linux-meta: 4.4.0.179.187 => 4.4.0.184.190 ====
====     linux-image-virtual linux-headers-virtual linux-virtual linux-headers-generic
  * Bump ABI 4.4.0-184
  * Bump ABI 4.4.0-181
  * Bump ABI 4.4.0-180
==== linux-signed: 4.4.0-179.209 => 4.4.0-184.214 ====
====     linux-image-4.4.0-184-generic
  * Master version: 4.4.0-184.214
  * Master version: 4.4.0-181.211
  * Master version: 4.4.0-180.210

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[1] http://cloud-images.ubuntu.com/releases/xenial/release-20200610/
[2] http://cloud-images.ubuntu.com/releases/xenial/release-20200529/