Description
In Lua 5.4.3, an erroneous finalizer called during a tail call leads to a heap-based buffer over-read.
Metrics
CVSS 3.1 7.5/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://lua-users.org/lists/lua-l/2021-12/msg00019.htmlExploit, Mailing List, Vendor Advisory
- https://github.com/lua/lua/commit/cf613cdc6fa367257fc61c256f63d917350858b5Patch
- https://www.lua.org/bugs.html#5.4.3-11Vendor Advisory
- http://lua-users.org/lists/lua-l/2021-12/msg00019.htmlExploit, Mailing List, Vendor Advisory
- https://github.com/lua/lua/commit/cf613cdc6fa367257fc61c256f63d917350858b5Patch
- https://www.lua.org/bugs.html#5.4.3-11Vendor Advisory
Timeline
- Published
- Apr 10, 2023
- Last modified
- Jun 17, 2026
- NVD status
- Analyzed