Vulnerability Database

315,363

Total vulnerabilities in the database

CVE-2021-27186

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.

  • Published: Feb 10, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-27186
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:N/I:N/A:P

CWEs:

Software From Fixed in
treasuredata / fluent_bit 1.6.10 1.6.10.x