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Fragnesia: Linux Kernel Local Privilege Escalation via ESP-in-TCP

A new local privilege escalation vulnerability in the Linux kernel's XFRM ESP-in-TCP subsystem, named "Fragnesia," allows unprivileged local attackers to modify read-only file contents in the kernel page cache and achieve root privileges through a deterministic page-cache corruption.

privilege-escalation linux kernel
2r 1t