Pop!_OS 21.04 · Version Status
Pop!_OS 21.04 End of Life Date
Pop!_OS 21.04 end-of-life date, support status, and CVE risk. Data from endoflife.date and official vendor documentation.
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Pop!_OS 21.04 is past end of life. This version no longer receives security patches. 1612 days past EOL — migrate to a supported version immediately.
EOL Date
Mar 13, 2022
1612 days past EOL
Latest Release
—
Standard release
Release Date
Jun 29, 2021
Pop!_OS 21.04 series
Lifecycle detail
Pop!_OS 21.04 was released on June 29, 2021 and support ended on March 13, 2022 — a supported lifespan of 9 months, in line with the 9 months median for Pop!_OS releases. It was not an LTS release; Pop!_OS reserves longer patch windows for its LTS versions. It has been without security patches for 4 years and 5 months. 2 newer Pop!_OS releases have shipped since.
Attack Surface
10/30 Medium tier
CISA KEV Exposure
0/20 Not in KEV
Extended Support
0/10 Available
EOL Risk Score™ — proprietary methodology by endoflife.ai. Factors: EOL recency, attack surface breadth, CISA KEV catalog presence, extended support availability. Updated at every build.
Methodology → ·
View score card →
Extended Support
Extended Pop!_OS 21.04 support is available
Commercial vendors offer security patches beyond EOL. Compare your options.
Compare Options →
| Version | Latest | EOL Date | Status |
|---|
| 17.10 |
— |
Jul 29, 2018 |
EOL |
| 18.04 LTS |
— |
Apr 30, 2023 |
EOL |
| 18.10 |
— |
Jul 19, 2019 |
EOL |
| 19.04 |
— |
Jan 18, 2020 |
EOL |
| 19.10 |
— |
Jul 29, 2020 |
EOL |
| 20.04 LTS |
— |
Apr 30, 2025 |
EOL |
| 20.10 |
— |
Sep 28, 2021 |
EOL |
| → 21.04 |
— |
Mar 13, 2022 |
EOL |
What does Pop!_OS 21.04 end of life mean?
When Pop!_OS 21.04 reaches end of life, the maintainers stop issuing security patches for this version. CVEs discovered after the EOL date are publicly disclosed on the National Vulnerability Database with no patch available. Exploit code frequently appears on GitHub within days of disclosure.
The CVE blind spot: Most vulnerability scanners check for known CVEs but do not flag the ongoing accumulation of unpatched vulnerabilities in EOL software versions. Running Pop!_OS 21.04 past its EOL date creates a permanently growing attack surface that standard security tooling will not surface.
Migrate to Pop!_OS 24.04 or implement compensating controls — network segmentation, enhanced monitoring, restricted access — while migration is underway.
Frequently Asked Questions
When does Pop!_OS 21.04 reach end of life?
Pop!_OS 21.04 reached end of life on March 13, 2022. This version is no longer receiving security patches.
Is Pop!_OS 21.04 still supported?
No. Pop!_OS 21.04 reached end of life on March 13, 2022 and is no longer receiving security patches.
What should I upgrade to from Pop!_OS 21.04?
The recommended upgrade from Pop!_OS 21.04 is
Pop!_OS 24.04 — the latest actively supported version. Check the
Pop!_OS full timeline for all supported versions.
What are the security risks of running Pop!_OS 21.04 past EOL?
When Pop!_OS 21.04 reaches end of life, the maintainers stop issuing security patches. Any CVEs disclosed after the EOL date accumulate with no remediation path. Most vulnerability scanners do not flag this — it is the CVE blind spot. Organizations running EOL Pop!_OS should migrate immediately or implement compensating controls.