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First Public macOS Kernel Memory Corruption Exploit Hits Apple M5

A researcher drops a kernel exploit for M5 Macs—proof that even shiny new silicon has bugs.

14 mai 20262 min read
First Public macOS Kernel Memory Corruption Exploit Hits Apple M5

Just when you thought your M5 Mac was as secure as a Fort Knox press release, a security researcher drops a kernel memory corruption exploit that works on the latest hardware. The exploit, made public for the first time, allows full system compromise without any sandbox escapes or special privileges.

Running the binary is like opening a can of soda—except the soda is your kernel, and it sprays all over your security model. Apple is presumably already working on a patch, but until then, it's a bit like locking your front door while leaving the window wide open. The vulnerability affects the M5's memory management, proving that even Apple's custom silicon isn't immune to classic memory corruption bugs.

For developers, this is a wake-up call: if you're building kernel extensions or low-level macOS software, your code could be the attack vector. For users, update as soon as Apple releases a fix. Meanwhile, we can all reminisce about the good old days when only Windows had kernel exploits.

METABYTE studio comment: We don't recommend testing this exploit on your production MacBook—leave the kernel hacking to the pros who fix things instead of breaking them. Unless you're into that kind of thrill, in which case we can write you some code that at least won't nuke your system on the first run.

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