ALSA-2023:0957

    Dashboard / Vulnerabilities / ALSA-2023:0957

    ALSA-2023:0957

    Published: 28 Feb 2023Last Modified: 4 Feb 2026

    Summary: Moderate: lua security update

    Details: The lua packages provide support for Lua, a powerful light-weight programming language designed for extending applications. Lua is also frequently used as a general-purpose, stand-alone language. Security Fix(es): * lua: use after free allows Sandbox Escape (CVE-2021-44964) * lua: stack overflow in lua_resume of ldo.c allows a DoS via a crafted script file (CVE-2021-43519) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

    References: https://access.redhat.com/errata/RHSA-2023:0957, https://access.redhat.com/security/cve/CVE-2021-43519, https://access.redhat.com/security/cve/CVE-2021-44964, https://bugzilla.redhat.com/2047672, https://bugzilla.redhat.com/2064772, https://errata.almalinux.org/9/ALSA-2023-0957.html

    Affected packages

    Package

    Name: lua

    Purl: pkg:rpm/almalinux/lua

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -5.4.4-2.el9_1

    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
    ALSA-2023:0957 | CVE-DB