Possible file descriptor exhaustion in forward-dnsupdate (CVE-2026-33610)

Summary

Possible file descriptor exhaustion in forward-dnsupdate

Original description

The description as published by the source.

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.

Source: OSV.dev (Open Source Vulnerabilities) NVD OSV

Fix status by distribution

Fixed packages published by each distribution for this CVE

Debian DEBIAN-CVE-2026-33610 pdns
Ubuntu UBUNTU-CVE-2026-33610 pdns

References

advisory docs.powerdns.com
advisory github.com
advisory nvd.nist.gov
package github.com
web repo.powerdns.com