📰 New Spectre-v2 BTR Attack Leaks Linux Memory Despite Existing Defenses

A group of academics from VUSec and Scuola Superiore Sant'Anna have disclosed details of a new Spectre CPU vulnerability variant that affects Just-In-Time (JIT) engines present in web browsers, language runtimes, and the operating system kernel, across multiple CPU vendors.The new Spectre-v2 variant has been codenamed Branch Target Reuse (BTR)."The key insight is that, while modern CPUs.

🔗 Source: https://thehackernews.com/2026/09/new-spectre-v2-btr-attack-leaks-linux.html

#kernel #linux