BIT-fluent-bit-2021-27186

    Dashboard / Vulnerabilities / BIT-fluent-bit-2021-27186

    BIT-fluent-bit-2021-27186

    Published: 6 Mar 2024Last Modified: 8 Sept 2026

    Summary:

    Details: 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.

    References: https://github.com/fluent/fluent-bit/issues/3044, https://github.com/fluent/fluent-bit/pull/3045, https://github.com/fluent/fluent-bit/pull/3047, https://nvd.nist.gov/vuln/detail/CVE-2021-27186

    Affected packages

    Package

    Name: fluent-bit

    Purl: pkg:bitnami/fluent-bit

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 1.6.10
    Fixed -1.6.11

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    BIT-fluent-bit-2021-27186 | CVE-DB