CVE-2021-36088

CRITICAL

Fluent Bit <1.7.5 - Memory Corruption

Title source: llm

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).

Scores

CVSS v3 9.8
EPSS 0.0051
EPSS Percentile 66.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

CWE
CWE-415
Status published

Affected Products (1)

treasuredata/fluent_bit < 1.7.4

Timeline

Published Jul 01, 2021
Tracked Since Feb 18, 2026