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Details of issue NIXPKGS-2026-1249

NIXPKGS-2026-1249
published 2 months ago
Permalink CVE-2026-33610
5.9 MEDIUM
  • CVSS version (CVSS): 3.1
  • Attack Vector (AV): Network (N)
  • Attack Complexity (AC): High (H)
  • Privileges Required (PR): None (N)
  • User Interaction (UI): None (N)
  • Scope (S): Unchanged (U)
  • Confidentiality (C): None (N)
  • Integrity (I): None (N)
  • Availability (A): High (H)
  • Modified Attack Vector (MAV): Network (N)
  • Modified Attack Complexity (MAC): High (H)
  • Modified Privileges Required (MPR): None (N)
  • Modified User Interaction (MUI): None (N)
  • Modified Confidentiality (MC): None (N)
  • Modified Scope (MS): Unchanged (U)
  • Modified Integrity (MI): None (N)
  • Modified Availability (MA): High (H)
updated 2 months ago by @LeSuisse Activity log
  • Created suggestion 2 months ago
  • @LeSuisse ignored
    5 packages
    • pdnsd
    • pdnsgrep
    • pdns-recursor
    • home-assistant-component-tests.namecheapdns
    • tests.home-assistant-components.namecheapdns
    2 months ago
  • @LeSuisse accepted 2 months ago
  • @LeSuisse published on GitHub 2 months ago
Possible file descriptor exhaustion in forward-dnsupdate

A rogue primary server may cause file descriptor exhaustion and eventually a denial of service, when a PowerDNS secondary server forwards a DNS update request to it.

Affected products

pdns
  • <4.9.14
  • <5.0.4

Matching in nixpkgs

pkgs.pdns

Authoritative DNS server

Ignored packages (5)

pkgs.pdnsgrep

Search tool for PowerDNS logs

Package maintainers

https://blog.powerdns.com/2026/04/22/powerdns-security-advisory-2026-05-for-powerdns-authoritative-server