CVE-2026-102825 Russh: Configured server auth-attempt cap is not enforced in the USERAUTH_REQUEST runtime path

Russh is a Rust SSH client and server library. Prior to 0.62.6, the USERAUTHREQUEST path reached from server::runstream in russh/src/server/encrypted.rs increments self.common.authattempts but never compares it with server::Config.maxauthattempts. An unauthenticated remote client can continue...