CVE-2020-24370

MediumCVSS 5.3/10Last modified Jun 17, 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).

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weakness enumeration

CWE-191

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://lua-users.org/lists/lua-l/2020-07/msg00324.htmlExploit, Mailing List, Vendor Advisory
https://github.com/lua/lua/commit/a585eae6e7ada1ca9271607a4f48dfb17868ab7bPatch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/09/msg00019.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/06/msg00031.htmlThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E6KONNG6UEI3FMEOY67NDZC32NBGBI44/Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QXYMCIUNGK26VHAYHGP5LPW56G2KWOHQ/Third Party Advisory
http://lua-users.org/lists/lua-l/2020-07/msg00324.htmlExploit, Mailing List, Vendor Advisory
https://github.com/lua/lua/commit/a585eae6e7ada1ca9271607a4f48dfb17868ab7bPatch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/09/msg00019.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/06/msg00031.htmlThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/E6KONNG6UEI3FMEOY67NDZC32NBGBI44/Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QXYMCIUNGK26VHAYHGP5LPW56G2KWOHQ/Third Party Advisory

Timeline

Published: Aug 17, 2020
Last modified: Jun 17, 2026
NVD status: Analyzed

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