SLES End of Life (EOL) Dates & Support Timeline
Complete end-of-life dates, support windows, and security status for all SLES versions. Data sourced from endoflife.date and official vendor documentation. Updated at every deploy.
| Version | Latest Release | Release Date | EOL Date | Extended Support | Days | Status |
|---|---|---|---|---|---|---|
| 10.0 | — | Jul 17, 2006 | Dec 31, 2007 | — | 6782 days past EOL | EOL |
| 10.1 | — | Jun 18, 2007 | Nov 30, 2008 | Dec 31, 2010 Long Term Service Pack Support (LTSS) (ended) |
6447 days past EOL | EOL |
| 10.2 | — | May 19, 2008 | Apr 11, 2010 | Apr 10, 2013 Long Term Service Pack Support (LTSS) (ended) |
5950 days past EOL | EOL |
| 11.0 | — | Mar 24, 2009 | Dec 31, 2010 | — | 5686 days past EOL | EOL |
| 10.3 | — | Oct 12, 2009 | Oct 11, 2011 | Oct 31, 2014 Long Term Service Pack Support (LTSS) (ended) |
5402 days past EOL | EOL |
| 11.1 | — | Jun 2, 2010 | Aug 31, 2012 | Aug 30, 2015 Long Term Service Pack Support (LTSS) (ended) |
5077 days past EOL | EOL |
| 10.4 | — | Apr 12, 2011 | Jul 31, 2013 | Jul 30, 2016 Long Term Service Pack Support (LTSS) (ended) |
4743 days past EOL | EOL |
| 11.2 | — | Feb 29, 2012 | Jan 31, 2014 | Jan 30, 2017 Long Term Service Pack Support (LTSS) (ended) |
4559 days past EOL | EOL |
| 11.3 | — | Jul 1, 2013 | Jan 31, 2016 | Jan 30, 2019 Long Term Service Pack Support (LTSS) (ended) |
3829 days past EOL | EOL |
| 12.0 | — | Oct 27, 2014 | Jun 30, 2016 | Jul 1, 2019 Long Term Service Pack Support (LTSS) (ended) |
3678 days past EOL | EOL |
| 11.4 | — | Jul 15, 2015 | Mar 31, 2019 | Mar 31, 2022 Long Term Service Pack Support (LTSS) (ended) |
2674 days past EOL | EOL |
| 12.1 | — | Dec 15, 2015 | May 31, 2017 | May 31, 2020 Long Term Service Pack Support (LTSS) (ended) |
3343 days past EOL | EOL |
| 12.2 | — | Nov 8, 2016 | Mar 31, 2018 | Mar 31, 2021 Long Term Service Pack Support (LTSS) (ended) |
3039 days past EOL | EOL |
| 12.3 | — | Sep 7, 2017 | Jun 30, 2019 | Jun 30, 2022 Long Term Service Pack Support (LTSS) (ended) |
2583 days past EOL | EOL |
| 15.0 | — | Jul 16, 2018 | Dec 31, 2019 | Dec 31, 2022 Long Term Service Pack Support (LTSS) (ended) |
2399 days past EOL | EOL |
| 12.4 | — | Dec 12, 2018 | Jun 30, 2020 | Jun 30, 2023 Long Term Service Pack Support (LTSS) (ended) |
2217 days past EOL | EOL |
| 15.1 | — | Jun 24, 2019 | Jan 31, 2021 | Jan 31, 2024 Long Term Service Pack Support (LTSS) (ended) |
2002 days past EOL | EOL |
| 12.5 | — | Dec 9, 2019 | Oct 31, 2024 | Oct 31, 2027 Long Term Service Pack Support (LTSS) |
633 days past EOL | EOL |
| 15.2 | — | Jul 21, 2020 | Dec 31, 2021 | Dec 31, 2024 Long Term Service Pack Support (LTSS) (ended) |
1668 days past EOL | EOL |
| 15.3 | — | Jun 22, 2021 | Dec 31, 2022 | Dec 31, 2025 Long Term Service Pack Support (LTSS) (ended) |
1303 days past EOL | EOL |
| 15.4 | — | Jun 21, 2022 | Dec 31, 2023 | Dec 31, 2026 Long Term Service Pack Support (LTSS) |
938 days past EOL | EOL |
| 15.5 | — | Jun 20, 2023 | Dec 31, 2024 | Dec 31, 2027 Long Term Service Pack Support (LTSS) |
572 days past EOL | EOL |
| 15.6 | — | Jun 26, 2024 | Dec 31, 2025 | Dec 31, 2028 Long Term Service Pack Support (LTSS) |
207 days past EOL | EOL |
| 15.7 | — | Jun 17, 2025 | Jul 31, 2031 | Jul 31, 2034 Long Term Service Pack Support (LTSS) |
1831 days remaining | Active |
| 16.0 | — | Nov 4, 2025 | Nov 30, 2027 | Nov 30, 2030 Long Term Service Pack Support (LTSS) |
492 days remaining | Active |
Live EOL badge for your README — updates automatically at every build.
[](https://endoflife.ai/sles)
What does SLES end of life mean for your organization?
When a version of SLES reaches end of life, the maintainers stop issuing security patches. Vulnerabilities discovered after this date are publicly disclosed on the National Vulnerability Database, exploit code appears on GitHub, and your systems remain permanently exposed.
The CVE blind spot: Most vulnerability scanners check for known CVEs but do not flag the accumulation of unpatched vulnerabilities in EOL software. With a zero-day, nobody knows about the vulnerability. With EOL software, the vulnerability is public — listed, rated, and often weaponized — but no patch will ever exist. This is the most dangerous gap in enterprise security posture.
Organizations running EOL SLES should treat it as a vulnerability class in their risk register, apply compensating controls (network segmentation, enhanced monitoring, access restriction), and prioritize migration to a supported version.
Extended Support Options
If you cannot migrate immediately, extended support vendors provide continued security patches for EOL SLES versions. This is a bridge, not a permanent solution — plan your migration in parallel.
SLES has 23 versions past end of life — security patches have stopped, but CVE disclosures haven't. The good news: extended support for SLES exists — vetted vendors ship security patches for years past the official date. Tell us where to reach you and we'll reply with matched options and pricing guidance.