{"action":"Upgrade lua5.3 to 5.3.6-1 or later.","affected":[{"fixed":"5.3.6-1","introduced":"0"}],"component":"lua5.3","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["5.3.6-1"],"id":"tcs_01M5NE9DRF1BPCZ28AVHWKX799","modified_at":"2026-09-21T07:02:51.228666240Z","published_at":"2019-01-23T19:29:00.447Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-6706","https://security-tracker.debian.org/tracker/CVE-2019-6706"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-6706#Debian:14/lua5.3","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-6706"}],"summary":"Lua 5.3.5 has a use-after-free in lua_upvaluejoin in lapi.c. For example, a crash outcome might be achieved by an attacker who is able to trigger a debug.upvaluejoin call in which the arguments have c"}