A new release of the Ubuntu Cloud Images for stable Ubuntu release 22.04 (Jammy Jellyfish) 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 These new images superseded the existing images [2].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:
 * curl: 7.81.0-1ubuntu1.3 => 7.81.0-1ubuntu1.4 
 * tzdata: 2022a-0ubuntu1 => 2022c-0ubuntu0.22.04.0 


The following is a complete changelog for this image.
new: {}
removed: {}
changed: ['curl', 'libcurl3-gnutls:amd64', 'libcurl4:amd64', 'tzdata']
new snaps: {}
removed snaps: {}
changed snaps: []
==== curl: 7.81.0-1ubuntu1.3 => 7.81.0-1ubuntu1.4 ====
====     curl libcurl3-gnutls:amd64 libcurl4:amd64
  * SECURITY UPDATE: when curl sends back cookies with control bytes a
    HTTP(S) server may return a 400 response
    - debian/patches/CVE-2022-35252.patch: adds invalid_octets function
      to lib/cookie.c to reject cookies with control bytes
    - CVE-2022-35252
==== tzdata: 2022a-0ubuntu1 => 2022c-0ubuntu0.22.04.0 ====
====     tzdata
  * New upstream release (LP: #1986984):
    - Chile will spring forward on 2022-09-11, not 2022-09-04
    - Iran no longer observes DST
  * Update ICU data to latest (2022b)
  * d/po/*.po: change Kiev msgids to Kyiv to reflect upstream change

--
[1] http://cloud-images.ubuntu.com/releases/jammy/release-20220902/
[2] http://cloud-images.ubuntu.com/releases/jammy/release-20220901/