CVE-2021-43519
MEDIUM5.5EPSS 0.17%Published: 11/9/2021Modified: 4/28/2026
Description
Stack overflow in lua_resume of ldo.c in Lua Interpreter 5.1.0~5.4.4 allows attackers to perform a Denial of Service via a crafted script file.
Affected packages (2)
- Bitnami/lua>= 5.1.0, < 5.3.5, >= 5.4.0, < 5.4.4
- Debian/lua5.4from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
References (6)
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2021-43519
- WEBhttp://lua-users.org/lists/lua-l/2021-10/msg00123.html
- WEBhttp://lua-users.org/lists/lua-l/2021-11/msg00015.html
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C7XHFYHGSZKL53VCLSJSAJ6VMFGAIXKO/
- WEBhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P3EMGAQ5Y6GXJLY4K5DUOOEQT4MZ4J4F/
- WEBhttps://nvd.nist.gov/vuln/detail/CVE-2021-43519