CVEvulnerability
CVE-2021-36088
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2021-07-01
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-415
Description
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).
Affected configurations
• treasuredata fluent bit (>= 1.7.0 <= 1.7.4)
Related
Weakness · CWE (1)
- CWE-415 Double Free weakness
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33750 Exploit, Patch, Third Party Advisory
- https://github.com/fluent/fluent-bit/commit/22346a74c07ceb90296be872be2d53eb92252a54 Patch, Third Party Advisory
- https://github.com/fluent/fluent-bit/pull/3453 Patch, Third Party Advisory
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/fluent-bit/OSV-2021-702.yaml Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33750 Exploit, Patch, Third Party Advisory
- https://github.com/fluent/fluent-bit/commit/22346a74c07ceb90296be872be2d53eb92252a54 Patch, Third Party Advisory
- https://github.com/fluent/fluent-bit/pull/3453 Patch, Third Party Advisory
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/fluent-bit/OSV-2021-702.yaml Third Party Advisory