Day: January 5, 2018

[1938] Meltdown and Spectre

Title Text:New zero-day vulnerability: In addition to rowhammer, it turns out lots of servers are vulnerable to regular hammers, too.<

Origin:https://xkcd.com/1938/

https://www.explainxkcd.com/wiki/index.php/1938:_Meltdown_and_Spectre

这部漫画的灵感来自某些处理器中发现的Meltdown和Spectre漏洞。这些漏洞在本漫画的一周内向公众披露。这些错误源于投机执行的有缺陷的实施,并且因为它们打破了在同一台计算机上同时执行的程序之间的“墙”,在某些情况下允许恶意软件窃取正常的,无错误的程序的秘密。

推测执行是一… Read more

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