How Cloudflare responded to the “Copy Fail” Linux vulnerability2026-05-07LinuxSecurityIncident ResponseKernelVulnerabilitiesMitigationeBPFWhen a critical Linux kernel privilege escalation was publicly disclosed, Cloudflare's security and engineering teams detected, investigated, and mitigated the threat across our global fleet, confirming zero customer impact and no malicious exploitation....Chris J ArgesSourov ZamanRian Islam