Published on: 2025-07-12 06:44:51
Branch Privilege Injection (CVE-2024-45332) brings back the full might of branch target injection attacks (Spectre-BTI) on Intel. Intel’s hardware mitigations against these types of attacks have held their ground for almost 6 years. In our work, we demonstrate how these mitigations can be broken due to a race condition in Intel CPUs. Our Branch Privilege injection attack is made possible by the following two main insights: Branch predictors on Intel processors are updated asynchronously to the
Keywords: branch intel predictor privilege security
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