VULNERABILITY INTELLIGENCE
CVE-2021-27186
CVSS score7.5 HIGH
EPSS probability1.99%
CISA KEVNot currently listed
Published2021-02-10
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Description
Fluent Bit 1.6.10 has a NULL pointer dereference when an flb_malloc return value is not validated by flb_avro.c or http_server/api/v1/metrics.c.
Weakness classification
- nvd@nist.gov: CWE-476
Primary references
- cve@mitre.org — Exploit, Third Party Advisory
- cve@mitre.org — Exploit, Patch, Third Party Advisory
- cve@mitre.org — Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory