CVE-2021-45985

State: Published
Severity: 7.5 High
Published: Apr 10, 2023
Updated: Feb 12, 2025
Reserved: Jan 3, 2022

Description

In Lua 5.4.3, an erroneous finalizer called during a tail call leads to a heap-based buffer over-read.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

CWE-787 Out-of-bounds Write

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://www.lua.org/bugs.html#5.4.3-11
https://github.com/lua/lua/commit/cf613cdc6fa367257fc61c256f63d917350858b5
http://lua-users.org/lists/lua-l/2021-12/msg00019.html

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