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VULNERABILITIES

CVE-2020-15889 Details

Description

Lua 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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
http://lua-users.org/lists/lua-l/2020-07/msg00078.html CVEExploitMailing ListThird Party Advisory
http://lua-users.org/lists/lua-l/2020-12/msg00157.html CVEMailing ListThird Party Advisory
https://github.com/lua/lua/commit/127e7a6c8942b362aa3c6627f44d660a4fb75312 CVEPatchThird Party Advisory
http://lua-users.org/lists/lua-l/2020-07/msg00078.html [email protected]ExploitMailing ListThird Party Advisory
http://lua-users.org/lists/lua-l/2020-12/msg00157.html [email protected]Mailing ListThird Party Advisory

see all 6 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-125Out-of-bounds Read[email protected]

Affected Products

ProductVersions
lua lua
5.4.0

CPE

  • cpe:2.3:a:lua:lua:5.4.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

7 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2020-15889
NVD Published Date:
Jul 21, 2020
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2020-15889 Details - Not Deferred