PT-2023-12563 · Lua+1 · Lua+1

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CVE-2021-45985

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Published

2021-12-06

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Updated

2025-04-25

CVSS v2.0

7.8

High

VectorAV:N/AC:L/Au:N/C:N/I:N/A:C
Name of the Vulnerable Software and Affected Versions Lua version 5.4.3
Description The issue is related to an erroneous finalizer called during a tail call, leading to a heap-based buffer over-read in Lua 5.4.3.
Recommendations For Lua version 5.4.3, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

Memory Corruption

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Weakness Enumeration

Related Identifiers

AZL-26047
AZL-26155
AZL-26158
AZL-35066
BDU:2026-08975
BIT-LUA-2021-45985
CVE-2021-45985
OESA-2023-1241
OESA-2023-1242

Affected Products

Debian
Lua