{"id":"DEBIAN-CVE-2009-1086","details":"Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns 1.4.x allows remote attackers to cause a denial of service (memory corruption) and possibly execute arbitrary code via a DNS resource record (RR) with a long (1) class field (clas variable) and possibly (2) TTL field.","modified":"2026-09-22T16:47:24.887353065Z","published":"2009-03-25T18:30:00.547Z","upstream":["CVE-2009-1086"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2009-1086"}],"affected":[{"package":{"name":"ldns","ecosystem":"Debian:12","purl":"pkg:deb/debian/ldns?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.1-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2009-1086.json"}},{"package":{"name":"ldns","ecosystem":"Debian:13","purl":"pkg:deb/debian/ldns?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.1-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2009-1086.json"}},{"package":{"name":"ldns","ecosystem":"Debian:14","purl":"pkg:deb/debian/ldns?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.1-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2009-1086.json"}}],"schema_version":"1.9.0"}