Researchers Uncover First Native Spectre v2 Exploit Against Linux Kernel
Researchers Uncover First Native Spectre v2 Exploit Against Linux Kernel
10 April 2024
Cybersecurity researchers have disclosed what they say is the "first native Spectre v2 exploit" against the Linux kernel on Intel systems that could be exploited to read sensitive data from the memory.
The exploit, called Native Branch History Injection (BHI), can be used to leak arbitrary kernel memory at 3.5 kB/sec by bypassing existing Spectre v2/BHI mitigations, researchers from Systems and