Null pointer dereference in RPZ transfer_CVE-2026-33600

4.4 / 10

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H

Description

An RPZ sent by a malicious authoritative server can result in a null pointer dereference, caused by a missing consistency check and leading to a denial of service.

Basic Information

ID CVE-2026-33600

Source OX

Published Apr 22, 2026 at 09:33

Affected Product

Vendor PowerDNS

Product Recursor

Version 5.4.0

Affected Versions PowerDNS Recursor 5.4.0
PowerDNS Recursor 5.3.0
PowerDNS Recursor 5.2.0

CWE Classification

References

docs.powerdns.com /recursor/security-advisories/powerdns-advisory-powerdns-2026-03.html

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    "published": "2026-04-22T09:33:12.052Z",
    "modified": "2026-04-22T09:33:12.052Z",
    "type": "cve",
    "title": "Null pointer dereference in RPZ transfer",
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