cve/2020/CVE-2020-15945.md

CVE-2020-15945

Description

Lua through 5.4.0 has a segmentation fault in changedline in ldebug.c (e.g., when called by luaG_traceexec) because it incorrectly expects that an oldpc value is always updated upon a return of the flow of control to a function.

POC

Reference

• http://lua-users.org/lists/lua-l/2020-07/msg00123.html
• http://lua-users.org/lists/lua-l/2020-07/msg00123.html

Github

No PoCs found on GitHub currently.