Microsoft Patches Lazy FP State Restore Bug in Windows

Microsoft has finally released security updates for the Lazy FP State Restore bug hitting chipsets on devices running its Windows operating system.

Revealed in mid-June, Lazy FP State Restore is a new processor vulnerability that involves side channel speculative execution similar to the Meltdown and Spectre hardware flaws disclosed in early January.

Microsoft announced last month that Lazy Restore was enabled by default in Windows and couldn’t be disabled by the user or the PC administrator, promising updates that would eventually resolve the flaw.

The patches are now available for all impacted Windows versions, namely Windows 10, Windows 8.1, Windows Server 2008 R2 Service Pack 1, Windows Server 2012, and Windows Server 2012 R2. The flaw has been flagged with an important severity rating on all these Windows r… (read more)

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Juniya Sankara

Juniya Sankara

I love everything to do with Microsoft Windows, and the new Windows 10 is great so far. I love to spend my time researching on how viruses and bacteria work in my personal lab. I also enjoy history and comics.