StackPatch is live — CVE patch ops for indie SaaS, $99 lifetime founder seat (50 only).See product

Back to CVE digest

CVE-2022-27227 · cross-distro fix matrix

CVE-2022-27227: In PowerDNS Authoritative Server before 4.4.3, 4.5.x before 4.5.4, and 4.6.x before 4.6.1 and PowerDNS Recursor before 4.4.8, 4.5.x before 4.5.8, and 4.6.x before 4.6.1, insufficient validation of an IXFR end condition causes incomplete zone transfers to be handled as successful transfers.

Affects 7 Linux releases across 14 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2022-27227 has a known fix. Run the listed command on that distro to remediate.

Debian bookworm

Source: Debian Security Tracker

pdns→ fixed in4.6.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y pdns
```
pdns-recursor→ fixed in4.6.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y pdns-recursor
```

Debian trixie

Source: Debian Security Tracker

pdns→ fixed in4.6.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y pdns
```
pdns-recursor→ fixed in4.6.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y pdns-recursor
```

Alpine v3.20

Source: Alpine secdb

pdns-recursor→ fixed in4.6.1-r0

apk update && apk add --upgrade pdns-recursor

pdns→ fixed in4.6.1-r0
```
apk update && apk add --upgrade pdns
```

Alpine v3.21

Source: Alpine secdb

pdns-recursor→ fixed in4.6.1-r0

apk update && apk add --upgrade pdns-recursor

pdns→ fixed in4.6.1-r0
```
apk update && apk add --upgrade pdns
```

Alpine edge

Source: Alpine secdb

pdns-recursor→ fixed in4.6.1-r0

apk update && apk add --upgrade pdns-recursor

pdns→ fixed in4.6.1-r0
```
apk update && apk add --upgrade pdns
```

Alpine v3.18

Source: Alpine secdb

pdns-recursor→ fixed in4.6.1-r0

apk update && apk add --upgrade pdns-recursor

pdns→ fixed in4.6.1-r0
```
apk update && apk add --upgrade pdns
```

Alpine v3.19

Source: Alpine secdb

pdns-recursor→ fixed in4.6.1-r0

apk update && apk add --upgrade pdns-recursor

pdns→ fixed in4.6.1-r0
```
apk update && apk add --upgrade pdns
```

Are YOU affected by CVE-2022-27227?

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.

curl https://mindsparkstack.com/scan.sh | bash

Form-based quickscan View on NVD

Continuous monitoring beats manual checking

CVE-2022-27227dropped silently in your distro's update channel. Every new CVE is the same story. StackPatch runs the matcher hourly against all 5 sources and emails the exact remediation when something new applies to one of your servers. $99 lifetime, 50 founder seats, 30-day refund.

See StackPatch ($99 lifetime)