CVE-2021-44964

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CVE-2021-44964

Summary:

Details: Use after free in garbage collector and finalizer of lgc.c in Lua interpreter 5.4.0~5.4.3 allows attackers to perform Sandbox Escape via a crafted script file.

References: http://lua-users.org/lists/lua-l/2021-12/msg00015.html, http://lua-users.org/lists/lua-l/2021-12/msg00030.html, http://lua-users.org/lists/lua-l/2021-11/msg00186.html, http://lua-users.org/lists/lua-l/2021-12/msg00007.html, https://github.com/Lua-Project/lua-5.4.4-sandbox-escape-with-new-vulnerability