OpenVPN before 2.6.11 does not santize PUSH_REPLY messages properly which an attacker controlling the server can use to inject unexpected arbitrary data ending up in client logs.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade openvpn | Mar 10, 2025 | Jan 6, 2025 |
| Freebsd | — | Upgrade openvpn | Dec 10, 2025 | Jun 20, 2024 |
| Suse | — | Upgrade openvpn-dco-develUpgrade openvpn-auth-pam-pluginUpgrade openvpn-dcoUpgrade openvpn-develUpgrade openvpnUpgrade openvpn-down-root-plugin | Jan 30, 2025 | Jan 6, 2025 |
| Ubuntu | — | Upgrade openvpn (Ubuntu Pro)Upgrade openvpn | Jul 3, 2024 | Jul 2, 2024 |
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