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From a Netfilter Bug to kernelCTF: Exploiting CVE-2026-23274 in the Linux Kernel and winning a $10500 Bounty

calendar_today April 14, 2026 domain nebula-security

Our AI security research pipeline discovered a critical vulnerability in Linux kernel. This post covers the discovery and exploitation of CVE-2026-23274, a Linux netfilter bug that led to kernelCTF code execution.

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