Posted February 13, 20231 yr On January 3rd, 2018, Microsoft released an advisory and security updates that relate to a new class of discovered hardware vulnerabilities, termed speculative execution side channels, that affect the design methodology and implementation decisions behind many modern microprocessors. This post dives into the technical details of Kernel Virtual Address (KVA) Shadow which is the Windows kernel mitigation for one specific speculative execution side channel: the rogue data cache load vulnerability (CVE-2017-5754, also known as “Meltdown” or “Variant 3”). Continue reading...
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