{"id":"ALPINE-CVE-2026-33601","details":"If you use the zoneToCache function with a malicious authoritative server, an attacker can send a zone that result in a null pointer dereference, caused by a missing consistency check and leading to a denial of service.","modified":"2026-11-03T06:32:54.490607700Z","published":"2026-04-22T10:16:52.223Z","upstream":["CVE-2026-33601"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2026-33601"}],"affected":[{"package":{"name":"pdns-recursor","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/pdns-recursor?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.3.6-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-33601.json"}},{"package":{"name":"pdns-recursor","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/pdns-recursor?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.1-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-33601.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H"}]}