CVE-2024-25176 Memory corruption in n/a

Critical 9.8 Published 7 Jul 2025 Updated 3 Nov 2025

A stack-buffer-overflow in LuaJIT allows attackers to execute arbitrary code or cause denial of service via crafted numeric formatting.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2024-25176?

CVE-2024-25176 is a critical memory corruption vulnerability in n/a, published on 7 Jul 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

LuaJIT through 2.1 and OpenRusty luajit2 before v2.1-20240626 have a stack-buffer-overflow in lj_strfmt_wfnum in lj_strfmt_num.c.

Weakness: CWE-121

Which versions are affected by CVE-2024-25176?

It affects 1 product.

Products include Luajit Luajit.

How do I fix CVE-2024-25176?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2024-25176 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-25176 exists.

Sources

Also known as ALPINE-CVE-2024-25176, AZL-65370, AZL-65394, AZL-65427, BELL-CVE-2024-25176, DEBIAN-CVE-2024-25176 and 4 more.