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OSV-2020-2140

Heap-double-free in flb_free

No scoreFix available

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27279

Crash type: Heap-double-free
Crash state:
flb_free
flb_http_client_destroy
flb_http_client

What each source reports

OSV No score

Heap-double-free in flb_free

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27279

Crash type: Heap-double-free
Crash state:
flb_free
flb_http_client_destroy
flb_http_client
Record
OSV-2020-2140
Updated
2026-11-02

Affected packages

Affected packages
PackageAffectedFixed
fluent-bit
OSS-Fuzz
Commit ranges
Not evaluated

Not evaluated means the source gave git commits or a range we can't read, so we can't tell which releases are affected. A fixed version beside it is the source’s own claim.

History

History
RecordedChangedSources
first indexedOSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

OSV-2020-2140 is a vulnerability with no CVSS score yet in fluent-bit, published November 8, 2020. No source lists public exploit code. A source reports a fix.

References

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