Translation Leak-Aside Buffer: Defeating Cache Side-Channel Protections [pdf]

This is TLBleed - the reason OpenBSD disabled SMT (HyperThreading).<p>Overview from security researchers: <a href="https:&#x2F;&#x2F;www.vusec.net&#x2F;projects&#x2F;tlbleed&#x2F;" rel="nofollow">https:&#x2F;&#x2F;www.vusec.net&#x2F;projects&#x2F;tlbleed&#x2F;</a><p>Previous discussions:<p><a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=17389377" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=17389377</a><p><a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=17350278" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=17350278</a>