Apple’s own semiconductor vulnerabilities

Apple's M1 chip had an unfixable vulnerability

🟩M1 chip

Apple’s own processor installed in MacBook Pro and Mac mini since 2020

High processing performance and good cost performance

🟩 What vulnerabilities?

In a bug found by a developer who was working on porting Linux to the M1 chip.

Applications can communicate with each other without using OS functions


M1RACLES: An Apple M1 VulnerabilityM1RACLES (CVE-2021-30747) is a covert channel vulnerability

🟩 What dangers

Built-in 2-bit channels between processes for data transfer exceeding 1MB/s

Images of demos using this vulnerability to transfer data have also been released.


Because it does not steal or tamper with data and is not infected from the outside

In fact, it can be said that it is almost harmless.

Rest assured that it has already been reported to Apple

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