CVE-2021-44647
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2021-44647
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-44647.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2021-44647
- Aliases
- Downstream
- Related
- Published
- 2022-01-11T13:15:07.833Z
- Modified
- 2025-11-14T12:39:30.655765Z
- Severity
-
- 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
Lua v5.4.3 and above are affected by SEGV by type confusion in funcnamefromcode function in ldebug.c which can cause a local denial of service.
- References
-
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P3EMGAQ5Y6GXJLY4K5DUOOEQT4MZ4J4F/
- http://lua-users.org/lists/lua-l/2021-11/msg00195.html
- http://lua-users.org/lists/lua-l/2021-11/msg00204.html
- https://access.redhat.com/security/cve/cve-2021-44647
- https://security.gentoo.org/glsa/202305-23
Affected packages
Git / github.com/lua/lua
Affected ranges
- Type
- GIT
- Repo
- https://github.com/lua/lua
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedLast affected
Affected versions
v1.*
v1.2
v2.*
v2.1
v2.2
v2.3-beta
v2.4
v2.4-beta
v2.5
v2.5-beta
v2.5.1
v3.*
v3.0
v3.0-alpha
v3.1
v3.1-alpha
v3.2
v3.2-beta
v4.*
v4.0
v4.0-alpha
v4.0-beta
v4.1-alpha
v5.*
v5.0
v5.0-alpha
v5.0-beta
v5.1
v5.1-alpha
v5.1-beta
v5.1.1
v5.2-alpha
v5.2-beta
v5.2.0
v5.2.1
v5.2.2
v5.3-alpha
v5.3-beta
v5.3.0
v5.3.1
v5.3.2
v5.3.3
v5.3.4
v5.4-alpha
v5.4-beta
v5.4-w2
v5.4.0
v5.4.1
v5.4.2
v5.4.3