What an SSH Tunnel Actually Does and When You Should Use One

Learn how SSH tunnels securely forward network traffic, when local, remote, and dynamic forwarding help, and why they are best for controlled, temporary access...

CVE-2025-54588 Envoy: Race condition in Dynamic Forward Proxy leads to use-after-free and segmentation faults

Envoy is an open source L7 proxy and communication bus designed for large modern service oriented architectures. Versions 1.34.0 through 1.34.4 and 1.35.0 contain a use-after-free UAF vulnerability in the DNS cache, causing abnormal process termination. The vulnerability is in Envoy's Dynamic...

CVE-2025-54588 Envoy: Race condition in Dynamic Forward Proxy leads to use-after-free and segmentation faults

Envoy is an open source L7 proxy and communication bus designed for large modern service oriented architectures. Versions 1.34.0 through 1.34.4 and 1.35.0 contain a use-after-free UAF vulnerability in the DNS cache, causing abnormal process termination. The vulnerability is in Envoy's Dynamic...