CVE-2021-44647

    Dashboard / Vulnerabilities / CVE-2021-44647

    CVE-2021-44647

    Published: 11 Jan 2022Last Modified: 8 Jul 2026

    Summary:

    Details: Lua v5.4.3 and above are affected by SEGV by type confusion in funcnamefromcode function in ldebug.c which can cause a local denial of service.

    References: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P3EMGAQ5Y6GXJLY4K5DUOOEQT4MZ4J4F/, https://access.redhat.com/security/cve/cve-2021-44647, https://security.gentoo.org/glsa/202305-23, http://lua-users.org/lists/lua-l/2021-11/msg00204.html, http://lua-users.org/lists/lua-l/2021-11/msg00195.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- eadd8c7178c79c814ecca9652973a9b9dd4cc71b
    Fixed -None

    Affected versions

    5.4.3

    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-2021-44647 | CVE-DB