{"action":"Upgrade dnsmasq to 2.91-r1 or later.","affected":[{"fixed":"2.91-r1","introduced":"0"}],"component":"dnsmasq","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.23","exploited":false,"fixed_versions":["2.91-r1"],"id":"tcs_01M5NFT79NHBYCMKKQ7ZZMMS5H","modified_at":"2026-10-01T02:17:49.322609648Z","published_at":"2026-05-11T18:16:41.273Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-4890","https://security.alpinelinux.org/vuln/CVE-2026-4890"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-4890#Alpine:v3.23/dnsmasq","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-4890"}],"summary":"A Denial of Service (DoS) vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a crafted DNS packet."}