CVE-2020-15945

PoC —

CVSS 3.1

5.5 medium

EPSS

<1%p44

Published

Jul 24, 2020 (Jul 24, 2020)

Modified

Jun 17, 2026

Description

Lua 5.4.0 (fixed in 5.4.1) 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.

Vendors: lua
Products: lua
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.5%)

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