CVE-2026-33601
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 c…
Published Apr 22, 2026 · updated Jun 17, 2026 · powerdns recursor
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.
Code
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No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Apr 22, 2026 · NIST NVD
Detected
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.
Jun 17, 2026 · NIST NVD
Updated
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.
Affected
- cpe powerdns/recursorversion unspecified
- cpe powerdns/recursor5.4.0
Sources
- CVE.orgVulnerability recordCVE-2026-33601
Official CVE identifier
cve.org - NIST NVDVulnerability recordCVE-2026-33601
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.
nvd.nist.gov