Anza Sounds the Alarm for Solana Validators on a Linux Bug Ubuntu Hasn’t Fixed
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Anza has warned Solana validators about an unpatched Linux kernel vulnerability, CVE-2026-98432, which Ubuntu had not fixed as of Monday afternoon despite the flaw allowing remote code execution on affected servers. The security firm flagged the issue because Solana's validator network runs heavily on Ubuntu-based infrastructure, making thousands of validators potential targets for remote attackers. AWS and Red Hat both cautioned that available workarounds do not fully mitigate the risk until a patched kernel ships, leaving operators exposed in the interim. The warning matters because a successful exploit against validator nodes could undermine network stability and security on Solana (SOL), one of the largest proof-of-stake chains by total value locked and daily activity. Validators and infrastructure providers are monitoring Ubuntu's kernel release pipeline for the patched version, with Anza's advisory expected to drive rapid patching once the fix lands.
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Anza, Ubuntu, Solana (SOL), AWS, Red Hat
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