{"action":"Upgrade go to 1.26.3-r0 or later.","affected":[{"fixed":"1.26.3-r0","introduced":"1.26.0"}],"component":"go","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.24","exploited":false,"fixed_versions":["1.26.3-r0"],"id":"tcs_01M6H2CYG5DWECXVFBSY14JKDB","modified_at":"2026-11-03T06:32:54.434101841Z","published_at":"2026-05-07T20:16:42.770Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-33811","https://security.alpinelinux.org/vuln/CVE-2026-33811"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-33811#Alpine:v3.24/go","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-33811"}],"summary":"When using LookupCNAME with the cgo DNS resolver, a very long CNAME response can trigger a double-free of C memory and a crash."}