Vulnerabilities > CVE-2021-45985 - Out-of-bounds Write vulnerability in LUA
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
In Lua 5.4.3, an erroneous finalizer called during a tail call leads to a heap-based buffer over-read.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 7 |
Common Weakness Enumeration (CWE)
References
- http://lua-users.org/lists/lua-l/2021-12/msg00019.html
- http://lua-users.org/lists/lua-l/2021-12/msg00019.html
- https://github.com/lua/lua/commit/cf613cdc6fa367257fc61c256f63d917350858b5
- https://github.com/lua/lua/commit/cf613cdc6fa367257fc61c256f63d917350858b5
- https://www.lua.org/bugs.html#5.4.3-11
- https://www.lua.org/bugs.html#5.4.3-11