{"action":"Upgrade ruby to 2.6.6-r0 or later.","affected":[{"fixed":"2.6.6-r0","introduced":"2.5.0"}],"component":"ruby","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.17","exploited":false,"fixed_versions":["2.6.6-r0"],"id":"tcs_01M5NC1TN60RVFCBPC06HSQ2EN","modified_at":"2026-09-11T10:17:51.362780265Z","published_at":"2020-05-04T15:15:13.963Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2020-10933","https://security.alpinelinux.org/vuln/CVE-2020-10933"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2020-10933#Alpine:v3.17/ruby","url":"https://osv.dev/vulnerability/ALPINE-CVE-2020-10933"}],"summary":"An issue was discovered in Ruby 2.5.x through 2.5.7, 2.6.x through 2.6.5, and 2.7.0. If a victim calls BasicSocket#read_nonblock(requested_size, buffer, exception: false), the method resizes the buffe"}