Vulnerability Description
An attacker can publish a zone containing specific Resource Record Sets. Processing and caching results for these sets can lead to an illegal memory accesses and crash of the Recursor, causing a denial of service. The remedy is: upgrade to the patched 5.2.1 version. We would like to thank Volodymyr Ilyin for bringing this issue to our attention.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2025-01
- http://www.openwall.com/lists/oss-security/2025/04/07/1
FAQ
What is CVE-2025-30195?
CVE-2025-30195 is a vulnerability with a CVSS score of 7.5 (HIGH). An attacker can publish a zone containing specific Resource Record Sets. Processing and caching results for these sets can lead to an illegal memory accesses and crash of the Recursor, causing a denia...
How severe is CVE-2025-30195?
CVE-2025-30195 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-30195?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.