Apache Hadoop 0.21 lifecycle
Current status
Apache Hadoop 0.21 reached end of life on 11 Dec 2011. Security and bug fixes are no longer provided by the project according to published lifecycle data.
This line is end of life.
Plan your upgrade →Security: 3 tracked advisories affecting this line. Details below — lifecycle and vulnerability status are separate.
Official lifecycle source: Apache Hadoop Release News
- Support phase
- end of life
- End of life
- 11 Dec 2011
- Latest release
- 0.21.0
- Released
- 12 Jun 2011
At a glance
- Version line
- 0.21
- Initial release
- 12 Jun 2011
- Lifecycle phase
- end of life
- Latest stable
- 0.21.0
- Latest release date
- 12 Jun 2011
- EOL
- 11 Dec 2011
- Risk
- high
- Releases tracked
- 1
Lifecycle timeline
Phases from published LifecyclePeriod records. Missing phases are not inferred.
Release
12 Jun 2011
standard support
12 Jun 2011 → 11 Dec 2011
Source: Apache Hadoop Release News
end of lifecurrent
11 Dec 2011 → —
Source: Apache Hadoop Release News
Apache Hadoop 0.21 reached end of life on 11 Dec 2011. Security and bug fixes are no longer provided by the project according to published lifecycle data.
Upgrade options
Newer supported Apache Hadoop version lines from CompatHub lifecycle data. Compatibility and security context use existing evidence only.
You are on Apache Hadoop 0.21
End of lifeEOL 11 December 2011
Supported upgrade options
- Apache Hadoop 3.4Upgrade planner →Supported· 3 major versions newer
- Apache Hadoop 3.3Upgrade planner →Supported· 3 major versions newer
- Apache Hadoop 2.10Upgrade planner →Supported· 2 major versions newer
Security
Advisories affecting Apache Hadoop 0.21 (OSV.dev evidence). Known exploited status, due dates, and ransomware use from CISA KEV when matched.
- Known vulnerabilities
- 3
- Known exploited
- 0
- Highest CVSS
- —
- CVE-2024-23454
Apache Hadoop: Temporary File Local Information Disclosure
- Affected:
- <3.4.0
- Fixed in:
- 3.4.0
- Source:
- OSV source · Advisory
- CVE-2017-3162
- Affected:
- <=2.6.5
- Source:
- OSV source · Advisory
- CVE-2017-3161
- Affected:
- <=2.6.5
- Source:
- OSV source · Advisory
Latest release
Release history
1 concrete release tracked for this line.
| Version | Release date | Channel | Source |
|---|---|---|---|
| 0.21.0 | 12 Jun 2011 | stable | Source |
Release activity
- Total releases
- 1
- Last 30 days
- 0
- Last 90 days
- 0
- Most recent
- 12 Jun 2011
Should I use this version?
Not recommended for new deployments
Upgrade to a currently supported release line. Recommended target: Apache Hadoop 3.4.
Version comparison
Compact comparison against the nearest relevant release lines.
Sources
Where this information comes from.
Lifecycle sources
- Apache Hadoop Release Newsfirst party · high confidence
Official source: https://hadoop.apache.org/release.html
Last verified 2 Sept 2026
- Apache Hadoop Java Requirementsfirst party
Official source: https://raw.githubusercontent.com/apache/hadoop/trunk/BUILDING.txt
Verification time not recorded
- OSV.devfirst party
Official source: https://osv.dev
Verification time not recorded
- NVD (NIST)first party
Official source: https://nvd.nist.gov
Verification time not recorded
- CISA Known Exploited Vulnerabilitiesfirst party
Official source: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
Verification time not recorded
Release sources
- Apache Hadoop Release Newsfirst party · high confidence
Official source: https://hadoop.apache.org/release.html
Last verified 2 Sept 2026
- Apache Hadoop GitHub Tagsfirst party
Official source: https://github.com/apache/hadoop/tags
Verification time not recorded
Data coverage
Last checked = last successful upstream check. Latest source update = when upstream content last changed.
- Releases tracked
- 1
- Lifecycle periods
- 2
- EOL
- Known
- Provenance records
- 3
- Data last checked
- 2 Sept 2026
- Latest source update
- 2 Sept 2026