{"action":"Upgrade lua5.4 to 5.4.0-2 or later.","affected":[{"fixed":"5.4.0-2","introduced":"0"}],"component":"lua5.4","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["5.4.0-2"],"id":"tcs_01M5NENTDD9JBES8RXN6P7F7RA","modified_at":"2026-10-26T12:00:43.237571764Z","published_at":"2020-07-21T22:15:12.150Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-15889","https://security-tracker.debian.org/tracker/CVE-2020-15889"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-15889#Debian:13/lua5.4","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-15889"}],"summary":"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."}