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RHEL 9 : lua (RHSA-2023:0957)

medium Nessus Plugin ID 171975

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Synopsis

The remote Red Hat host is missing one or more security updates for lua.

Description

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:0957 advisory.

 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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL lua package based on the guidance in RHSA-2023:0957.

See Also

http://www.nessus.org/u?8a798e61

https://access.redhat.com/security/updates/classification/#moderate

https://bugzilla.redhat.com/show_bug.cgi?id=2047672

https://bugzilla.redhat.com/show_bug.cgi?id=2064772

https://access.redhat.com/errata/RHSA-2023:0957

Plugin Details

Severity: Medium

ID: 171975

File Name: redhat-RHSA-2023-0957.nasl

Version: 1.5

Type: local

Agent: unix

Published: 2/28/2023

Updated: 11/7/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.2

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2021-44964

CVSS v3

Risk Factor: Medium

Base Score: 6.3

Temporal Score: 5.7

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:lua, p-cpe:/a:redhat:enterprise_linux:lua-libs, p-cpe:/a:redhat:enterprise_linux:lua-devel, cpe:/o:redhat:enterprise_linux:9

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/28/2023

Vulnerability Publication Date: 11/9/2021

Reference Information

CVE: CVE-2021-43519, CVE-2021-44964

CWE: 416, 787

RHSA: 2023:0957