vulnerability
Arch Linux: Arbitrary code execution (CVE-2020-15889)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:L/Au:N/C:P/I:P/A:P) | Jul 21, 2020 | Jul 11, 2025 | Nov 27, 2025 |
Severity
7
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
Jul 21, 2020
Added
Jul 11, 2025
Modified
Nov 27, 2025
Description
Lua through 5.4.0 has a getobjname heap-based buffer over-read because youngcollection in lgc.c uses markold for an insufficient number of list members.
Solution
arch-linux-upgrade-latest
References
- CVE-2020-15889
- https://attackerkb.com/topics/CVE-2020-15889
- URL-http://lua-users.org/lists/lua-l/2020-07/msg00078.html
- URL-http://lua-users.org/lists/lua-l/2020-12/msg00157.html
- URL-https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312
- URL-https://security.archlinux.org/ASA-202010-5
- CWE-125
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