{"action":"Upgrade mruby to 3.1.0-r0 or later.","affected":[{"fixed":"3.1.0-r0","introduced":"0"}],"component":"mruby","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.17","exploited":false,"fixed_versions":["3.1.0-r0"],"id":"tcs_01M6GWAS79CTRTT5EBZ6D3DT5V","modified_at":"2026-11-03T06:32:41.505153502Z","published_at":"2021-12-30T07:15:06.527Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-4188","https://security.alpinelinux.org/vuln/CVE-2021-4188"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-4188","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-4188"}],"summary":"mruby is vulnerable to NULL Pointer Dereference"}