CVE-2022-25762 · cross-distro fix matrix

CVE-2022-25762: If a web application sends a WebSocket message concurrently with the WebSocket connection closing when running on Apache Tomcat 8.5.0 to 8.5.75 or Apache Tomcat 9.0.0.M1 to 9.0.20, it is possible that the application will continue to use the socket after it has been closed. The error handling trigge

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

Fix per ecosystem

Each block below is a distro release where CVE-2022-25762 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

tomcat9→ fixed in9.0.22-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tomcat9
```

Debian bookworm

Source: Debian Security Tracker

tomcat9→ fixed in9.0.22-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tomcat9
```

Debian trixie

Source: Debian Security Tracker

tomcat9→ fixed in9.0.22-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tomcat9
```

Are YOU affected by CVE-2022-25762?

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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