CVE-2017-5637 · cross-distro fix matrix

CVE-2017-5637: Two four letter word commands "wchp/wchc" are CPU intensive and could cause spike of CPU utilization on Apache ZooKeeper server if abused, which leads to the server unable to serve legitimate client requests. Apache ZooKeeper thru version 3.4.9 and 3.5.2 suffer from this issue, fixed in 3.4.10, 3.5.

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

Fix per ecosystem

Each block below is a distro release where CVE-2017-5637 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

zookeeper→ fixed in3.4.9-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y zookeeper
```

Debian bookworm

Source: Debian Security Tracker

zookeeper→ fixed in3.4.9-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y zookeeper
```

Debian trixie

Source: Debian Security Tracker

zookeeper→ fixed in3.4.9-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y zookeeper
```

Are YOU affected by CVE-2017-5637?

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