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A hardware flaw in Intel Core and Xeon CPUs lets attackers steal data from other users on the same system, including on servers that use Intel's SGX memory protections, according to a Google researcher. According to SC Magazine, Daniel Moghimi told the Black Hat 2023 security conference this week that the vulnerability, dubbed "Downfall", endangers
Intel & AMD CPUs reportedly face newly surfaced vulnerabilities codenamed Downfall & Inception, impacting the performance of several PCs.
There is a serious security flaw in billions of Intel CPUs that can let attackers can steal confidential data like passwords and encryption keys. Firmware updates can fix it, but at a potential significant performance loss.
Google researcherer Daniel Moghimi discovered the new vulnerability, dubbed Downfall. He writes that it is caused by memory optimization features in Intel processors that unintentionally reveal internal...
The fix does come with a big performance hit and an opt-out, though.