CVE-2020-24370
MEDIUM5.3EPSS 2.0%lua5.3 - security update
Published: 8/17/2020Modified: 4/28/2026
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).
Affected packages (4)
- Bitnami/lua>= 5.2.0, < 5.2.4, >= 5.3.0, < 5.3.6, >= 5.4.0, < 5.4.1
- Debian/lua5.3from 0, < 5.3.3-1.1+deb11u1
- Debian/lua5.3from 0, < 5.3.3-1+deb9u1
- Debian/lua5.4from 0, < 5.4.1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
References (8)
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2020-24370
- WEBhttp://lua-users.org/lists/lua-l/2020-07/msg00324.html
- WEBhttps://github.com/lua/lua/commit/a585eae6e7ada1ca9271607a4f48dfb17868ab7b
- WEBhttps://lists.debian.org/debian-lts-announce/2020/09/msg00019.html
- WEBhttps://lists.debian.org/debian-lts-announce/2023/06/msg00031.html
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E6KONNG6UEI3FMEOY67NDZC32NBGBI44/
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QXYMCIUNGK26VHAYHGP5LPW56G2KWOHQ/
- WEBhttps://nvd.nist.gov/vuln/detail/CVE-2020-24370