CVE-2017-6594 · cross-distro fix matrix

CVE-2017-6594: The transit path validation code in Heimdal before 7.3 might allow attackers to bypass the capath policy protection mechanism by leveraging failure to add the previous hop realm to the transit path of issued tickets.

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

Fix per ecosystem

Each block below is a distro release where CVE-2017-6594 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

heimdal→ fixed in7.1.0+dfsg-12urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y heimdal
```

Debian bookworm

Source: Debian Security Tracker

heimdal→ fixed in7.1.0+dfsg-12urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y heimdal
```

Debian trixie

Source: Debian Security Tracker

heimdal→ fixed in7.1.0+dfsg-12urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y heimdal
```

Are YOU affected by CVE-2017-6594?

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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