CVE-2020-24370
Published: August 17, 2020Last modified: November 8, 2023
Description
ldebug.c in Lua 5.4.0 allows a negation overflow and segmentation fault in getlocal and setlocal, as demonstrated by getlocal(3,2^31).
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.3 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | LOW |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | lua5.4 | Not affected (5.4.6-r0) |
| Stream | lua5.4 | Not affected (5.4.6-r1) |
References
- http://lua-users.org/lists/lua-l/2020-07/msg00324.html
- https://github.com/lua/lua/commit/a585eae6e7ada1ca9271607a4f48dfb17868ab7b
- https://lists.debian.org/debian-lts-announce/2020/09/msg00019.html
- https://lists.debian.org/debian-lts-announce/2023/06/msg00031.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E6KONNG6UEI3FMEOY67NDZC32NBGBI44/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QXYMCIUNGK26VHAYHGP5LPW56G2KWOHQ/