by Bozemanpass Staff | Jan 18, 2018 | Performance
Navin Shenoy from Intel has published results for the performance affects seen after deploying their recent microcode mitigation measures for Spectre and Meltdown vulnerabilities. Unfortunately it seems from another Intel article that those microcode updates may not...
by David Boreham | Jan 18, 2018 | Security
One of those “war stories to tell your grandkids”. David Wragg details his investigation into seemingly random segmentation faults on the Cloudflare Blog. These amazingly enough turned out to be due to a microcode bug in a specific Intel CPU design....
by David Boreham | Jan 11, 2018 | Performance, Security
When the Meltdown and Spectre vulnerabilities were first rumored last year I wondered about something: we’re familiar here with the CPU’s hardware performance counters through our work on software performance analysis and optimization. Briefly, these...
by Bozemanpass Staff | Jan 11, 2018 | Security
Raphael S. Carvalho, a.k.a. utroz has written a nice article showing step by step with ‘C’ source code how an exploit for the Meltdown speculative execution vulnerability would work. has also written a Meltdown vulnerability checker works by attempting to...
by David Boreham | Jan 10, 2018 | Performance
Microsoft yesterday published the first of what is likely to be many articles on the performance impacts they’ve measured from the various hardware and operating system mitigation measures for the Spectre and Meltdown vulnerabilities. Initial results don’t...
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