CVE-2025-3908 · cross-distro fix matrix

CVE-2025-3908: The configuration initialization tool in OpenVPN 3 Linux v20 through v24 on Linux allows a local attacker to use symlinks pointing at an arbitrary directory which will change the ownership and permissions of that destination directory.

Affects 1 Linux release across 1 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2025-3908 has a known fix. Run the listed command on that distro to remediate.

Debian trixie

Source: Debian Security Tracker

openvpn3-client→ fixed in24.1+dfsg-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y openvpn3-client
```

Are YOU affected by CVE-2025-3908?

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

CVE-2025-3908dropped silently in your distro's update channel. Every new CVE is the same story. StackPatch runs the matcher hourly against all 5 sources and emails the exact remediation when something new applies to one of your servers. $99 lifetime, 50 founder seats, 30-day refund.

See StackPatch ($99 lifetime)