{"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:v3.22","exploited":false,"fixed_versions":["2.91-r1"],"id":"tcs_01M5NFT9CK317N9QDN2BARSNNY","modified_at":"2026-10-01T02:17:49.323416434Z","published_at":"2026-05-11T18:16:41.483Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2026-4892","https://security.alpinelinux.org/vuln/CVE-2026-4892"],"severity":{"label":"high","score":8.4},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2026-4892","url":"https://osv.dev/vulnerability/ALPINE-CVE-2026-4892"}],"summary":"A heap-based out-of-bounds write vulnerability in the DHCPv6 implementation of dnsmasq allows local attackers to execute arbitrary code with root privileges via a crafted DHCPv6 packet."}