CVE-2020-15889

CriticalCVSS 9.8/10Last modified Jun 17, 2026

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 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-125

Affected software

No affected versions have been published.

Timeline

Published
Jul 21, 2020
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2020-15889: Critical severity, CVSS 9.8 | Vulnix