{"action":"Upgrade unbound to 1.4.14-1 or later.","affected":[{"fixed":"1.4.14-1","introduced":"0"}],"component":"unbound","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["1.4.14-1"],"id":"tcs_01M5N9XM2D94SKBXSPZAT0ZCFV","modified_at":"2026-10-23T17:47:46.071996469Z","published_at":"2011-12-20T11:55:08.820Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2011-4869","https://security-tracker.debian.org/tracker/CVE-2011-4869"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2011-4869","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2011-4869"}],"summary":"validator/val_nsec3.c in Unbound before 1.4.13p2 does not properly perform proof processing for NSEC3-signed zones, which allows remote DNS servers to cause a denial of service (daemon crash) via a ma"}