CVE-2021-29505 · cross-distro fix matrix

CVE-2021-29505: XStream is software for serializing Java objects to XML and back again. A vulnerability in XStream versions prior to 1.4.17 may allow a remote attacker has sufficient rights to execute commands of the host only by manipulating the processed input stream. No user who followed the recommendation to se

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

Fix per ecosystem

Each block below is a distro release where CVE-2021-29505 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

libxstream-java→ fixed in1.4.15-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libxstream-java
```

Debian bookworm

Source: Debian Security Tracker

libxstream-java→ fixed in1.4.15-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libxstream-java
```

Debian trixie

Source: Debian Security Tracker

libxstream-java→ fixed in1.4.15-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libxstream-java
```

Are YOU affected by CVE-2021-29505?

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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