CVSS 3.1
9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HCVE-2021-36088
Critical (9.8) in treasuredata fluent bit. EPSS 2.4% chance of exploitation in the next 30 days.
Fluent Bit (aka fluent-bit) 1.7.0 through 1.7.4 has a double free in flb_free (called from flb_parser_json_do and flb_parser_do).
Severity
- EPSS
- 2.4% chance of exploitation in the next 30 days; higher than 83% of CVEs (scores of 2026-10-31)
- CWE
- CWE-415
- Published
- Modified
- Record from
- the NVD, synced
Affected
- treasuredata:fluent_bit
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33750
- https://github.com/fluent/fluent-bit/commit/22346a74c07ceb90296be872be2d53eb92252a54
- https://github.com/fluent/fluent-bit/pull/3453
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/fluent-bit/OSV-2021-702.yaml
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33750