CVE-2022-28805

Published: Apr 8, 2022Modified: Nov 21, 2024

9.1

Vector

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

Exploitability: 3.9 / Impact: 5.2

Source: NVD

Description

singlevar in lparser.c in Lua from (including) 5.4.0 up to (excluding) 5.4.4 lacks a certain luaK_exp2anyregup call, leading to a heap-based buffer over-read that might affect a system that compiles untrusted Lua code.

Affected (3)

Products: Lua: Lua · Fedoraproject: Fedora

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Lua Lua	From 5.4.0 to 5.4.5

Configuration B

2 vulnerable

Vulnerable Software	Affected Versions
Fedoraproject Fedora	Version 35
Fedoraproject Fedora	Version 36

Related CWEs

CWE-125

Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

References (14)

https://github.com/lua/lua/commit/1f3c6f4534c6411313361697d98d1145a1f030fa

Source: cve@mitre.org

PatchThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RJNJ66IFDUKWJJZXHGOLRGIA3HWWC36R/

Source: cve@mitre.org

Third Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UHYZOEFDVLVAD6EEP4CDW6DNONIVVHPA/

Source: cve@mitre.org

Third Party Advisory

https://lua-users.org/lists/lua-l/2022-02/msg00001.html

Source: cve@mitre.org

ExploitMailing ListThird Party Advisory

https://lua-users.org/lists/lua-l/2022-02/msg00070.html

Source: cve@mitre.org

ExploitMailing ListThird Party Advisory

https://lua-users.org/lists/lua-l/2022-04/msg00009.html

Source: cve@mitre.org

ExploitMailing ListThird Party Advisory

https://security.gentoo.org/glsa/202305-23

Source: cve@mitre.org

Third Party Advisory

https://github.com/lua/lua/commit/1f3c6f4534c6411313361697d98d1145a1f030fa