Ghostwire

CVE-2026-33259: Having many concurrent transfers of the same RPZ can lead to inconsistent RPZ data, use after free and/or a crash of the...

MEDIUM CVSS 5.0

Published: April 22, 2026 | Last Modified: April 22, 2026

Description

Having many concurrent transfers of the same RPZ can lead to inconsistent RPZ data, use after free and/or a crash of the recursor. Normally concurrent transfers of the same RPZ zone can only occur with a malfunctioning RPZ provider.

Ghostwire Analysis — What This Means Practically

Medium CVSS score indicates moderate risk — exploitation requires specific conditions or results in limited impact.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

Security Coverage (1 articles)

References

docs.powerdns.com/recursor/security-advisories/powerdns-advisory-powerdns-2026-0