Description (CNA)
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 (CNA)
| Vendor / product | Versions |
|---|---|
| OpenVPN / ovpn-dco-win | affected 2.0.0 through 2.5.8 |
CWE
CWE-131, CWE-122, CWE-787
References
- https://github.com/OpenVPN/ovpn-dco-win/releases
- https://community.openvpn.net/Security%20Announcements/CVE-2026-11604
ADP enrichment
No English description supplied.
No references supplied.