{"action":"Upgrade mruby to 1.4.1+20180622+git640fca32-1 or later.","affected":[{"fixed":"1.4.1+20180622+git640fca32-1","introduced":"0"}],"component":"mruby","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1.4.1+20180622+git640fca32-1"],"id":"tcs_01M5NCYV30ESZ7WZ1Q8W879YW9","modified_at":"2026-10-23T18:02:58.586435620Z","published_at":"2018-06-05T13:29:00.360Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-11743","https://security-tracker.debian.org/tracker/CVE-2018-11743"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-11743#Debian:14/mruby","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-11743"}],"summary":"The init_copy function in kernel.c in mruby 1.4.1 makes initialize_copy calls for TT_ICLASS objects, which allows attackers to cause a denial of service (mrb_hash_keys uninitialized pointer and applic"}