CVE-2020-24371

MEDIUM

Lua 5.4.0 - Use-After-Free in Garbage Collection

Title source: llm
STIX 2.1

Description

lgc.c in Lua 5.4.0 mishandles the interaction between barriers and the sweep phase, leading to a memory access violation involving collectgarbage.

References (2)

Core 2
Core References
Exploit, Patch, Release Notes, Vendor Advisory x_refsource_misc
https://www.lua.org/bugs.html#5.4.0-10

Scores

CVSS v3 5.3
EPSS 0.0179
EPSS Percentile 75.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Details

CWE
CWE-763
Status published
Products (1)
lua/lua 5.4.0
Published Aug 17, 2020
Tracked Since Feb 18, 2026