CVE-2021-43519

MEDIUM

Lua 5.1.0-5.4.4 - Denial of Service via Stack Overflow in lua_resume

Title source: llm
STIX 2.1

Description

Stack overflow in lua_resume of ldo.c in Lua Interpreter 5.1.0~5.4.4 allows attackers to perform a Denial of Service via a crafted script file.

References (4)

Core 4
Core References
Exploit, Mailing List, Vendor Advisory x_refsource_misc
http://lua-users.org/lists/lua-l/2021-10/msg00123.html
Patch, Vendor Advisory x_refsource_misc
http://lua-users.org/lists/lua-l/2021-11/msg00015.html

Scores

CVSS v3 5.5
EPSS 0.0114
EPSS Percentile 62.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-674
Status published
Products (2)
fedoraproject/fedora 35
lua/lua 5.1.0 - 5.3.5
Published Nov 09, 2021
Tracked Since Feb 18, 2026