Vulnerability Details CVE-2021-44647
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 5.8%
CVSS Severity
CVSS v3 Score 5.5
CVSS v2 Score 2.1
References
- 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://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P3EMGAQ5Y6GXJLY4K5DUOOEQT4MZ4J4F/
- https://security.gentoo.org/glsa/202305-23
- 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://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P3EMGAQ5Y6GXJLY4K5DUOOEQT4MZ4J4F/
- https://security.gentoo.org/glsa/202305-23
Products affected by CVE-2021-44647
-
cpe:2.3:a:lua:lua:5.4.3
-
cpe:2.3:o:fedoraproject:fedora:34