Threat Intelligence Report

Dirty Frag (CVE-2026-43284 and CVE-2026-43500): Detecting unpatched local privilege escalation via Linux Kernel ESP and RxRPC

📅 May 9, 2026 📰 sysdig.com 🔍 2 CVE(s) referenced

Dirty Frag (CVE-2026-43284 and CVE-2026-43500) exposes a critical, easily-exploitable flaw in the Linux kernel that lets any local user instantly gain root by corrupting shared page cache memory, with a public exploit available before patches, putting nearly all Linux systems at immediate risk.

vendor

CVE-2026-43284, CVE-2026-43500

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📊 Visual Mindmap

🎯 IOC Extraction

⚔️ MITRE ATT&CK TTPs

📦 STIX 2.1 Bundle