{"action":"Upgrade knot-resolver to 6.4.1-1 or later.","affected":[{"fixed":"6.4.1-1","introduced":"0"}],"component":"knot-resolver","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["6.4.1-1"],"id":"tcs_01M5NTNBQ0MZ2APJHC03A5PJ1G","modified_at":"2026-10-25T09:47:31.773591142Z","published_at":"2026-07-25T01:16:26.423Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-66374","https://security-tracker.debian.org/tracker/CVE-2026-66374"],"severity":{"label":"high","score":8.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-66374","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-66374"}],"summary":"Knot Resolver before 6.4.1 allows remote code execution via a heap-based buffer overflow in the DoQ (DNS-over-QUIC) receive path."}