On behalf of the Ubuntu Release Team, Adam Conrad announces the formal EOL dates of Ubuntu 8.04 (Hardy Heron) server, 10.04 (Lucid Lynx) desktop and 11.10 (Oneiric Ocelot) desktop and server.

8.04 (Hardy Heron) server

Ubuntu announced its 8.04 (Hardy Heron) release almost 5 years ago, on April 24, 2008. As with the earlier LTS releases, Ubuntu committed to ongoing security and critical fixes for a period of 5 years. The support period is now nearing its end and Ubuntu 8.04 will reach end of life on Thursday, May 9th. At that time, Ubuntu Security Notices will no longer include information or updated packages for Ubuntu 8.04.

The supported upgrade path from Ubuntu 8.04 is via Ubuntu 10.04. Users are encouraged to evaluate and upgrade to our latest 12.04 LTS release via 10.04. Instructions and caveats for the upgrades may be found at https://help.ubuntu.com/community/LucidUpgrades and https://help.ubuntu.com/community/PreciseUpgrades. Ubuntu 10.04 and 12.04 continue to be actively supported with security updates and select high-impact bug fixes.

10.04 (Lucid Lynx) desktop

Ubuntu announced its 10.04 (Lucid Lynx) release almost 3 years ago, on April 29, 2010. As with the earlier LTS releases, Ubuntu committed to ongoing security and critical fixes for a period of 3 years on the desktop. The support period is now nearing its end and Ubuntu 10.04 Desktop will reach end of life on Thursday, May 9th. At that time, Ubuntu Security Notices will no longer include information or updated packages for Ubuntu 10.04 Desktop. Ubuntu 10.04 Server continues to be supported for another 2 years.

The supported upgrade path from Ubuntu 10.04 is via Ubuntu 12.04. Instructions and caveats for the upgrade may be found at https://help.ubuntu.com/community/PreciseUpgrades. Ubuntu 12.04 continues to be actively supported with security updates and select high-impact bug fixes.

11.10 (Oneiric Ocelot) desktop and server

Ubuntu announced its 11.10 (Oneiric Ocelot) release almost 18 months ago, on October 13, 2011. As with the earlier releases, Ubuntu committed to ongoing security and critical fixes for a period of 18 months. The support period is now nearing its end and Ubuntu 11.10 will reach end of life on Thursday, May 9th. At that time, Ubuntu Security Notices will no longer include information or updated packages for Ubuntu 11.10.

The supported upgrade path from Ubuntu 11.10 is via Ubuntu 12.04. Instructions and caveats for the upgrade may be found at https://help.ubuntu.com/community/PreciseUpgrades. Ubuntu 12.04 continues to be actively supported with security updates and select high-impact bug fixes.

All announcements of official security updates for Ubuntu releases are sent to the ubuntu-security-announce mailing list.

Since its launch in October 2004 Ubuntu has become one of the most highly regarded Linux distributions with millions of users in homes, schools, businesses and governments around the world. Ubuntu is Open Source software, costs nothing to download, and users are free to customise or alter their software in order to meet their needs.