Cybersecurity

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Undocumented backdoor found in Bluetooth chip used by a billion devices (www.bleepingcomputer.com)

submitted 1 day ago* (last edited 1 day ago) by neme@lemm.ee to c/cybersecurity@sh.itjust.works

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[–] sunzu2@thebrainbin.org 1 points 1 day ago (1 children)

It is not at all implausible for one of those undefined instructions to just happen to do something that an attacker would find useful, by sheer coincidence.

It amazing how there is an endless supply of these "coincidence"

[–] grue@lemmy.world 27 points 1 day ago

Well, yeah. That's because it's inherent to how CPUs work. Every single CPU on the planet has undefined opcodes, unless the number of defined ones just happens to be a power of two.