CVE-2017-7653 · cross-distro fix matrix

CVE-2017-7653: The Eclipse Mosquitto broker up to version 1.4.15 does not reject strings that are not valid UTF-8. A malicious client could cause other clients that do reject invalid UTF-8 strings to disconnect themselves from the broker by sending a topic string which is not valid UTF-8, and so cause a denial of

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

Fix per ecosystem

Each block below is a distro release where CVE-2017-7653 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

mosquitto→ fixed in1.5.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y mosquitto
```

Debian bookworm

Source: Debian Security Tracker

mosquitto→ fixed in1.5.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y mosquitto
```

Debian trixie

Source: Debian Security Tracker

mosquitto→ fixed in1.5.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y mosquitto
```

Are YOU affected by CVE-2017-7653?

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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