Canonical Ubuntu Server 26.04 LTS (Resolute Raccoon) Update Version 8.18.0-1ubuntu2.5
Your rating
Rate update installation process
Risk factor
No ratings yet. Be the first to rate this update.
AI enhanced content
Update Summary
USN-8670-3 provides the Ubuntu 26.04 LTS update for the curl vulnerability fixed in USN-8670-1. curl could reuse connections incorrectly when client certificate settings changed, potentially exposing sensitive information.
Update Details
Security
- curl could reuse connections incorrectly when client certificate settings changed, which could cause the wrong client certificates to be used and expose sensitive information.
Hints
- A standard system update installs the fixed packages.
- Ubuntu 26.04 LTS packages updated to
8.18.0-1ubuntu2.5for curl, libcurl3t64-gnutls, libcurl4-gnutls-dev, libcurl4-openssl-dev, and libcurl4t64.
Product Information
Vendor: Canonical
Product: Ubuntu Server
Product type: Software
Application category: Utilities
Platform: Linux
Variant: 26.04 LTS (Resolute Raccoon)
Version: 8.18.0-1ubuntu2.5
Vendor release date: Sep 8, 2026
Original release notes: View on vendor site
Published on updatealert.io: Sep 9, 2026
Description: Server operating system for Linux infrastructure and workloads.