New Spectre v2 Variant Exposes Intel, AMD, Arm CPUs to Data Leaks

September 29, 2026 · 5:00 pm 3 sources

Image: SecurityWeek

Coverage

Coverage

• New Spectre v2 Variant Exposes Intel, AMD, Arm CPUs to Data Leaks
  SecurityWeek · September 29, 2026 17:00
  Branch Target Reuse (BTR) is a new Spectre v2 attack targeting JIT compilers in web browsers, language runtimes, and the operating system kernel The post New Spectre v2 Variant Exposes Intel, AMD, Arm CPUs to Data Leaks appeared first on SecurityWeek .
• New Spectre v2 attack variant leaks Linux root password hash in minutes
  BleepingComputer · September 29, 2026 17:10
  A new Branch Target Reuse (BTR) attack has been devised that can recover root password hashes on Intel computers running Linux in 3-5 minutes on average. [...]

More coverage

• New Spectre-v2 BTR Attack Leaks Linux Memory Despite Existing Defenses
  The Hacker News · September 29, 2026 17:20
  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…