Canonical Ubuntu Server 26.04 LTS (Resolute Raccoon) Update Version 2.7.0-1ubuntu1.4
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Update Summary
USN-8953-1 addresses an OpenVPN certificate subject handling vulnerability that could let a remote authenticated user impersonate another user on Ubuntu 26.04 LTS.
Update Details
Security
- OpenVPN incorrectly handled certificate subject fields, potentially allowing a remote authenticated user to impersonate another user.
Hints
- Update Ubuntu 26.04 LTS to openvpn version 2.7.0-1ubuntu1.4.
- Restart OpenVPN after the standard system update to apply all changes.
Product Information
Vendor: Canonical
Product: Ubuntu Server
Product type: Software
Application category: Utilities
Platform: Linux
Variant: 26.04 LTS (Resolute Raccoon)
Version: 2.7.0-1ubuntu1.4
Vendor information published: Oct 22, 2026
Original release notes: View on vendor site
Published on updatealert.io: Oct 23, 2026
Description: Server operating system for Linux infrastructure and workloads.