CVE-2021-43519

PoC —

CVSS 3.1

5.5 medium

EPSS

1%p67

Published

Nov 9, 2021 (Nov 9, 2021)

Modified

Jun 17, 2026

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.

Vendors: lua fedoraproject
Products: lua, fedora
Weakness: CWE-674
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.2%)

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