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Details of issue NIXPKGS-2026-0012

NIXPKGS-2026-0012
published on 13 Jan 2026
Permalink CVE-2025-59030
7.5 HIGH
  • 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): HIGH
updated 2 months, 2 weeks ago by @LeSuisse Activity log
  • Created automatic suggestion 2 months, 3 weeks ago
  • @LeSuisse accepted 2 months, 2 weeks ago
  • @LeSuisse published on GitHub 2 months, 2 weeks ago
Insufficient validation of incoming notifies over TCP can lead to a denial of service in Recursor

An attacker can trigger the removal of cached records by sending a NOTIFY query over TCP.

References

Affected products

pdns-recursor
  • <5.1.9
  • <5.3.3
  • <5.2.7

Matching in nixpkgs

Package maintainers

Upstream advisory: https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2025-08.html