CVE-2021-39239 · cross-distro fix matrix

CVE-2021-39239: A vulnerability in XML processing in Apache Jena, in versions up to 4.1.0, may allow an attacker to execute XML External Entities (XXE), including exposing the contents of local files to a remote server.

Affects 2 Linux releases across 2 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2021-39239 has a known fix. Run the listed command on that distro to remediate.

Debian bookworm

Source: Debian Security Tracker

apache-jena→ fixed in4.5.0-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y apache-jena
```

Debian trixie

Source: Debian Security Tracker

apache-jena→ fixed in4.5.0-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y apache-jena
```

Are YOU affected by CVE-2021-39239?

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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