CVE-2021-22940

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    CVE-2021-22940

    Published: 16 Aug 2021Last Modified: 8 Jul 2026

    Summary:

    Details: Node.js before 16.6.1, 14.17.5, and 12.22.5 is vulnerable to a use after free attack where an attacker might be able to exploit the memory corruption, to change process behavior.

    References: https://lists.debian.org/debian-lts-announce/2022/10/msg00006.html, https://security.gentoo.org/glsa/202401-02, https://security.netapp.com/advisory/ntap-20210923-0001/, https://hackerone.com/reports/1238162, https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf, https://nodejs.org/en/blog/vulnerability/aug-2021-security-releases/, https://www.oracle.com/security-alerts/cpujan2022.html, https://www.oracle.com/security-alerts/cpujul2022.html, https://www.oracle.com/security-alerts/cpuoct2021.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 55ff3f2503007a859219b5e7f68b0f6ca95225f0
    Fixed -None

    Affected versions

    20.3.3

    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
    CVE-2021-22940 | CVE-DB