This page tracks the Ubuntu fix status. The vulnerability itself is described on the main CVE page.
View CVE-2026-73206 →
Unrated
[A crafted DNS packet can cause a denial of service decompressing the DNS names in the packet]
UBUNTU-CVE-2026-73206
First seen on SecPulse
Affected packages
| Ecosystem | Package | Affected | Fixed |
|---|---|---|---|
| Ubuntu:Pro:16.04:LTS | pdns |
All versions |
— |
| Ubuntu:Pro:16.04:LTS | pdns-recursor |
All versions |
— |
| Ubuntu:Pro:18.04:LTS | pdns |
All versions |
— |
| Ubuntu:Pro:18.04:LTS | pdns-recursor |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | pdns |
All versions |
— |
| Ubuntu:Pro:20.04:LTS | pdns-recursor |
All versions |
— |
| Ubuntu:Pro:22.04:LTS | pdns |
All versions |
— |
| Ubuntu:Pro:22.04:LTS | pdns-recursor |
All versions |
— |
| Ubuntu:24.04:LTS | pdns |
All versions |
— |
| Ubuntu:24.04:LTS | pdns-recursor |
All versions |
— |
| Ubuntu:26.10 | pdns |
All versions |
— |
| Ubuntu:26.10 | pdns-recursor |
All versions |
— |
| Ubuntu:26.04:LTS | pdns |
All versions |
— |
| Ubuntu:26.04:LTS | pdns-recursor |
All versions |
— |
Original description The description as published by the source.
[A crafted DNS packet can cause a denial of service decompressing the DNS names in the packet]
Source: OSV.dev (Open Source Vulnerabilities) OSV
References
- report ubuntu.com
- report cve.org
- report doc.powerdns.com