CVE-2020-16125 · cross-distro fix matrix

CVE-2020-16125: gdm3 versions before 3.36.2 or 3.38.2 would start gnome-initial-setup if gdm3 can't contact the accountservice service via dbus in a timely manner; on Ubuntu (and potentially derivatives) this could be be chained with an additional issue that could allow a local user to create a new privileged accou

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

Fix per ecosystem

Each block below is a distro release where CVE-2020-16125 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

gdm3→ fixed in3.38.2-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y gdm3
```

Debian bookworm

Source: Debian Security Tracker

gdm3→ fixed in3.38.2-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y gdm3
```

Debian trixie

Source: Debian Security Tracker

gdm3→ fixed in3.38.2-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y gdm3
```

Are YOU affected by CVE-2020-16125?

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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