CVE-2019-13952 · cross-distro fix matrix

CVE-2019-13952: The set_ipv6() function in zscan_rfc1035.rl in gdnsd before 2.4.3 and 3.x before 3.2.1 has a stack-based buffer overflow via a long and malformed IPv6 address in zone data.

Affects 8 Linux releases across 8 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2019-13952 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

gdnsd→ fixed in3.5.0-1urgency: unimportant

sudo apt-get install --only-upgrade -y gdnsd

Debian bookworm

Source: Debian Security Tracker

gdnsd→ fixed in3.5.0-1urgency: unimportant

sudo apt-get install --only-upgrade -y gdnsd

Debian trixie

Source: Debian Security Tracker

gdnsd→ fixed in3.5.0-1urgency: unimportant

sudo apt-get install --only-upgrade -y gdnsd

Alpine v3.20

Source: Alpine secdb

gdnsd→ fixed in2.4.3-r0
```
apk update && apk add --upgrade gdnsd
```

Alpine v3.21

Source: Alpine secdb

gdnsd→ fixed in2.4.3-r0
```
apk update && apk add --upgrade gdnsd
```

Alpine edge

Source: Alpine secdb

gdnsd→ fixed in2.4.3-r0
```
apk update && apk add --upgrade gdnsd
```

Alpine v3.18

Source: Alpine secdb

gdnsd→ fixed in2.4.3-r0
```
apk update && apk add --upgrade gdnsd
```

Alpine v3.19

Source: Alpine secdb

gdnsd→ fixed in2.4.3-r0
```
apk update && apk add --upgrade gdnsd
```

Are YOU affected by CVE-2019-13952?

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

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