{"action":"Upgrade dnsmasq to 2.90-4~deb12u2 or later.","affected":[{"fixed":"2.90-4~deb12u2","introduced":"0"}],"component":"dnsmasq","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["2.90-4~deb12u2"],"id":"tcs_01M5NSMVWY464JSPFP66PHAXT7","modified_at":"2026-10-01T03:03:07.706770744Z","published_at":"2026-05-11T18:16:41.483Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-4892","https://security-tracker.debian.org/tracker/CVE-2026-4892"],"severity":{"label":"high","score":8.4},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-4892","url":"https://osv.dev/vulnerability/DEBIAN-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."}