FreeBSD Security Advisory - A number of issues relating to speculative execution were found last year and publicly announced January 3rd. Two of these, known as Meltdown and Spectre V2, are addressed here.
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Whitepaper called Meltdown. It discusses how you can bypass Intel's hardware barrier between applications and the computer's core memory.
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Whitepaper called Spectre Attacks: Exploiting Speculative Execution. It discusses how to trick error-free applications into giving up secret information.
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Spectre information disclosure proof of concept exploit that affects multiple CPUs.
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