24th May, 2018 By Lindsey O'Donnell
Spectre and Meltdown fixes for Intel chips announced in March, to be embedded into new CPUs, do not address the newly disclosed Variant 4, sources said.
Intel introduced hardware-based safeguards to its new chips to protect against the Spectre and Meltdown flaws that rocked the silicon industry when the vulnerabilities were made public in early 2018. However, those protections are specific to V2 and V3, and will not impact the newly-discovered Variant 4 as well as other potential speculative execution side channel-related flaws in the future, sources familiar with the situation told Threatpost.
Full Article.
Intel’s ‘Virtual Fences’ Spectre Fix Won’t Protect Against Variant 4
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