Linus Torvalds opts for the scream test: Linux kernel syscall tweaked to shut data-leak hole – anyone upset, yell now

The Linux kernel will be tweaked to mitigate data-stealing attacks that exploit system page caches. As we revealed first over the weekend, a group of experts – including some of the researchers who discovered the Spectre family of chip flaws – had worked out how to get operating system page caches to leak information from one application to another.

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