CVE-2026-33610
Fixed in a distro release EPSS <1%CVSS 5.9
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.
Products: powerdns authoritative
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 12 | pdns | no fix |
| Debian 13 | pdns | 4.9.14-0+deb13u1 |
| Debian 14 | pdns | 5.0.4-1 |
| Ubuntu 24.04 LTS | pdns | no fix |
| Ubuntu 25.10 | pdns | no fix |
| Ubuntu 26.04 LTS | pdns | no fix |
| Ubuntu 26.10 | pdns | no fix |
| Ubuntu Pro 16.04 LTS | pdns | no fix |
| Ubuntu Pro 18.04 LTS | pdns | no fix |
| Ubuntu Pro 20.04 LTS | pdns | no fix |
| Ubuntu Pro 22.04 LTS | pdns | no fix |