{"id":"DEBIAN-CVE-2026-66374","details":"Knot Resolver before 6.4.1 allows remote code execution via a heap-based buffer overflow in the DoQ (DNS-over-QUIC) receive path.","modified":"2026-09-14T17:03:50.110404670Z","published":"2026-07-25T01:16:26.423Z","upstream":["CVE-2026-66374"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-66374"}],"affected":[{"package":{"name":"knot-resolver","ecosystem":"Debian:14","purl":"pkg:deb/debian/knot-resolver?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.4.1-1"}]}],"versions":["5.7.5-1","6.0.10-1","6.0.12-1","6.0.13-1","6.0.14-1","6.0.15-1","6.0.15-2","6.0.15-3","6.0.15-4","6.0.17-1","6.0.9-1","6.1.0-1","6.1.0-2","6.2.0-1","6.2.0-2","6.3.0-1","6.4.0-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-66374.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:L"}]}