Anza Sounds the Alarm for Solana Validators on a Linux Bug Ubuntu Hasn’t Fixed

Anza , the developer of Solana’s Agave validator client, on Sunday evening told mainnet validators to take action on CVE-2026-98432 , a Linux kernel bug that can let a remote, unauthenticated attacker run code on a server. The alert, labeled “URGENT,” came before Ubuntu had a fix: Anza’s requirements page says the team builds and runs its software on Ubuntu 24.04. Anthropic has said one of its unreleased research models found the bug and built a working exploit. Macro strategist Jim Bianco, in a Bits + Bips episode recorded the day before Anthropic’s Oct.