CVE-2020-15945

Published: Jul 24, 2020Modified: Feb 19, 2025

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: NVD

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.

Affected (1)

Products: Lua: Lua

Lua

1 product

Lua

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Lua Lua	From 5.3.1 to 5.4.0

References (5)

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

Source: cve@mitre.org

ExploitMailing ListThird Party Advisory

https://github.com/lua/lua/commit/a2195644d89812e5b157ce7bac35543e06db05e3

Source: cve@mitre.org

PatchThird Party Advisory

https://www.lua.org/bugs.html#5.4.0-8

Source: cve@mitre.org

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

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitMailing ListThird Party Advisory

https://github.com/lua/lua/commit/a2195644d89812e5b157ce7bac35543e06db05e3

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

Timeline

No history available yet.