CVE-2018-16947 · cross-distro fix matrix

CVE-2018-16947: An issue was discovered in OpenAFS before 1.6.23 and 1.8.x before 1.8.2. The backup tape controller (butc) process accepts incoming RPCs but does not require (or allow for) authentication of those RPCs. Handling those RPCs results in operations being performed with administrator credentials, includi

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

Fix per ecosystem

Each block below is a distro release where CVE-2018-16947 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

openafs→ fixed in1.8.2-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y openafs
```

Debian bookworm

Source: Debian Security Tracker

openafs→ fixed in1.8.2-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y openafs
```

Debian trixie

Source: Debian Security Tracker

openafs→ fixed in1.8.2-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y openafs
```

Are YOU affected by CVE-2018-16947?

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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