CVE-2016-7073 · cross-distro fix matrix

CVE-2016-7073: An issue has been found in PowerDNS before 3.4.11 and 4.0.2, and PowerDNS recursor before 4.0.4, allowing an attacker in position of man-in-the-middle to alter the content of an AXFR because of insufficient validation of TSIG signatures. A missing check of the TSIG time and fudge values was found in

Affects 3 Linux releases across 6 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2016-7073 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

pdns→ fixed in4.0.2-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y pdns
```
pdns-recursor→ fixed in4.0.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y pdns-recursor
```

Debian bookworm

Source: Debian Security Tracker

pdns→ fixed in4.0.2-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y pdns
```
pdns-recursor→ fixed in4.0.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y pdns-recursor
```

Debian trixie

Source: Debian Security Tracker

pdns→ fixed in4.0.2-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y pdns
```
pdns-recursor→ fixed in4.0.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y pdns-recursor
```

Are YOU affected by CVE-2016-7073?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

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