CVE-2021-28163 · cross-distro fix matrix

CVE-2021-28163: In Eclipse Jetty 9.4.32 to 9.4.38, 10.0.0.beta2 to 10.0.1, and 11.0.0.beta2 to 11.0.1, if a user uses a webapps directory that is a symlink, the contents of the webapps directory is deployed as a static webapp, inadvertently serving the webapps themselves and anything else that might be in that dire

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

Fix per ecosystem

Each block below is a distro release where CVE-2021-28163 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

jetty9→ fixed in9.4.39-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y jetty9
```

Debian bookworm

Source: Debian Security Tracker

jetty9→ fixed in9.4.39-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y jetty9
```

Debian trixie

Source: Debian Security Tracker

jetty9→ fixed in9.4.39-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y jetty9
```

Are YOU affected by CVE-2021-28163?

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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