medium6.5
CVE-2026-11604
An incorrect buffer size calculation in the epoch key generator in OpenVPN ovpn-dco-win version 2.0.0 through 2.8.3 allows a remote authenticated peer to trigg…
Impact
An incorrect buffer size calculation in the epoch key generator in OpenVPN ovpn-dco-win version 2.0.0 through 2.8.3 allows a remote authenticated peer to trigger a heap-based buffer overflow and kernel memory corruption via a crafted data packet, resulting in a system crash (denial of service).
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Openvpn | Ovpn-Dco-Win | from 2.0.0 through 2.8.3 |