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Dirty Frag: Linux Kernel Local Privilege Escalation via ESP and RxRPC

📅 May 8, 2026 📰 www.wiz.io 🔍 2 CVE(s) referenced

A newly revealed Linux kernel vulnerability chain, “Dirty Frag,” allows local attackers to reliably escalate privileges to root on most major distributions by exploiting flaws in the ESP and RxRPC subsystems, with no official patches yet available.

vendor
CVE-2026-43284, CVE-2026-43500

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