Vulnerability CVE-2021-36088
Published: 2021-07-01

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).

Type:

CWE-415

 (Double Free)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Treasuredata -> Fluent bit 

 References:
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33750
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/fluent-bit/OSV-2021-702.yaml
https://github.com/fluent/fluent-bit/commit/22346a74c07ceb90296be872be2d53eb92252a54
https://github.com/fluent/fluent-bit/pull/3453
Copyright 2024, cxsecurity.com

 

Back to Top