CVE-2025-59029 MEDIUM

CVE-2025-59029: Internal logic flaw in cache management can lead to a denial of service in PowerDNS Recursor

Vendor Powerdns
Product Recursor
Weakness CWE-617
Published December 9, 2025
Last update December 9, 2025
View on NVD All CVEs

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity None

CVSS vector

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

What the vulnerability does

01Description

An attacker can trigger an assertion failure by requesting crafted DNS records, waiting for them to be inserted into the records cache, then send a query with qtype set to ANY.

Key dates

02Disclosure timeline

December 9, 2025 CVE published
December 9, 2025 Record updated