{"action":"Upgrade ruby to 3.4.12-r0 or later.","affected":[{"fixed":"3.4.12-r0","introduced":"0"}],"component":"ruby","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.24","exploited":false,"fixed_versions":["3.4.12-r0"],"id":"tcs_01M5XGAD6SRD3NB0JPKDHQ8BNF","modified_at":"2026-10-27T09:30:02.495383293Z","published_at":"2026-08-27T17:20:51.037Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-80213","https://security.alpinelinux.org/vuln/CVE-2026-80213"],"severity":{"label":"medium","score":4},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-80213","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-80213"}],"summary":"An issue was discovered in the resolv gem before 0.7.2 for Ruby. Resolv::DNS::MessageEncoder wrote a DNS label's length into a single octet without checking its range. A label longer than 255 octets h"}