Date: Tue, 16 Jan 2018 13:17:56 +0000 From: Dave B <g8kbvdave@googlemail.com> To: freebsd-questions@freebsd.org Subject: Speculation & meldown. Nothing new! Message-ID: <76499e59-497e-bb96-7adc-4484da8197d4@googlemail.com> In-Reply-To: <mailman.86.1516104007.66743.freebsd-questions@freebsd.org> References: <mailman.86.1516104007.66743.freebsd-questions@freebsd.org>
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Here you go. From SN show notes for episode 645, aired last week. From:- https://www.grc.com/sn/sn-645-notes.pdf Page 12 of 13. WhatWhat's Old is New Again... 1995: "The Intel 80x86 Processor Architecture: Pitfalls for Secure Systems." https://pdfs.semanticscholar.org/2209/42809262c17b6631c0f6536c91aaf7756857.pdf 1995: on page 9 under section "4.2 Security Flaws": Item 6. Prefetching may fetch otherwise inaccessible instructions in Virtual 8086 mode. (From a paper in 1992!) -- 25 years ago. Enjoy. Dave B.
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