Tag: cpu vulnerability

Spectre Revives: Researchers Expose New JIT Engine Vulnerability

Meet Branch Target Reuse (BTR), a revived Spectre v2 attack that targets JIT engines, allowing hackers to exploit a major vulnerability in many CPUs that use speculative execution. This breakthrough lets attackers siphon sensitive data, like root password hashes, at alarming rates of up to 5.7 KB/sec.