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Permalink CVE-2025-59029
5.3 MEDIUM
  • CVSS version: 3.1
  • Attack vector (AV): NETWORK
  • Attack complexity (AC): LOW
  • Privileges required (PR): NONE
  • User interaction (UI): NONE
  • Scope (S): UNCHANGED
  • Confidentiality impact (C): NONE
  • Integrity impact (I): NONE
  • Availability impact (A): LOW
updated 2 months, 2 weeks ago by @LeSuisse Activity log
  • Created automatic suggestion 2 months, 3 weeks ago
  • @LeSuisse dismissed 2 months, 2 weeks ago
Internal logic flaw in cache management can lead to a denial of service in PowerDNS Recursor

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.

References

Affected products

pdns-recursor
  • <5.3.2

Matching in nixpkgs

Package maintainers

Upstream advisory: https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2025-07.html

5.2.x branch is not impacted.