According to the report, a total of 242 public security vulnerability reports were triaged by the Ubuntu Security team, who managed to retain only 57 of them that affected various of the supported Ubuntu Linux releases, including Ubuntu 17.04 (Zesty Zapus), Ubuntu 16.04 LTS (Xenial Xerus), and Ubuntu 14.04 LTS (Trusty Tahr). From these, they published last week 13 Ubuntu Security Notices (USNs) to inform the community about new, patched versions of various core components of the Ubuntu Linux operating systems, fixing a total of 29 security flaws across 15 of them, including NSS, Apache, LXC, ImageMagick, WebKitGTK+, and Linux kernel.