{"action":"Upgrade ruby to 3.1.2-r0 or later.","affected":[{"fixed":"3.1.2-r0","introduced":"2.7.0"}],"component":"ruby","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.21","exploited":false,"fixed_versions":["3.1.2-r0"],"id":"tcs_01M5NE2AXNYDN3RJ6PR31QQCBS","modified_at":"2026-10-15T07:17:54.200950567Z","published_at":"2022-05-09T18:15:08.540Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2022-28739","https://security.alpinelinux.org/vuln/CVE-2022-28739"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2022-28739#Alpine:v3.21/ruby","url":"https://osv.dev/vulnerability/ALPINE-CVE-2022-28739"}],"summary":"There is a buffer over-read in Ruby before 2.6.10, 2.7.x before 2.7.6, 3.x before 3.0.4, and 3.1.x before 3.1.2. It occurs in String-to-Float conversion, including Kernel#Float and String#to_f."}