[過去ﾛｸﾞ] ■ Intel CPU等に深刻な欠陥 50 (1002ﾚｽ)
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838: (ﾜｯﾁｮｲ df11-eh0L) 2021/05/02(日)23:08 ID:P45GQl7m0(1) AAS
緩和策ってそういうもんだからな
言葉遊びで胡麻化しても解決でなく緩和な以上こうなるのは目に見えてた
ついでに今回のはintel提案の緩和策に問題があったと言及されてる、またintelのザル技術が露呈

"Intel's suggested defense against Spectre, which is called LFENCE, places sensitive code in a waiting area until the security checks are executed, and only then is the sensitive code allowed to execute," Venkat said.
"But it turns out the walls of this waiting area have ears, which our attack exploits. We show how an attacker can smuggle secrets through the micro-op cache by using it as a covert channel."

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