Skip to content
USN-8953-1: OpenVPN vulnerability

USN-8953-1: OpenVPN vulnerability

Ubuntu • October 22, 2026

It was discovered that OpenVPN incorrectly handled certificate subject fields. A remote authenticated user could possibly use this issue to impersonate other users.

It was discovered that OpenVPN incorrectly handled certificate subject fields. A remote authenticated user could possibly use this issue to impersonate other users.

It was discovered that OpenVPN incorrectly handled certificate subject fields. A remote authenticated user could possibly use this issue to impersonate other users.

It was discovered that OpenVPN incorrectly handled certificate subject fields. A remote authenticated user could possibly use this issue to impersonate other users.

After a standard system update you need to restart OpenVPN to make all the necessary changes.

The problem can be corrected by updating your system to the following package versions:

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Extracted Entities

Platforms (1)