Branch Target Reuse (BTR) exploit: Leaking the root password hash from the "su" process!

VUSec · 2K views · 2026 · 1:18

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Security & hackingother

Why the open web links it

Demonstrates a novel exploit leaking a root password hash using the Branch Target Reuse (BTR) attack on a modern Intel CPU.

Linked by 17 independent sites, 5 of them widely read in the 2026-10 crawl of the open web, including theregister.com, thehackernews.com, opennet.ru, elhacker.net, root.cz.