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Alpine: lua5.4: security update to 5.4.3-r1

critical Tenable Cloud Security Plugin ID 405479

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - singlevar in lparser.c in Lua from (including) 5.4.0 up to (excluding) 5.4.4 lacks a certain
 luaK_exp2anyregup call, leading to a heap-based buffer over-read that might affect a system that compiles
 untrusted Lua code. (CVE-2022-28805)

See Also

https://security.alpinelinux.org/vuln/CVE-2022-28805

Plugin Details

Severity: Critical

ID: 405479

Version: Revision 1.25

Type: Local

Published: 10/31/2023

Updated: 7/2/2026

Supported Sensors: Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.06

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5

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

CVSS Score Source: CVE-2022-28805

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 8.2

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

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

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 4/8/2022

Reference Information

CVE: CVE-2022-28805