deutrino“Downfall” bug affects years of Intel CPUs, can leak encryption keys & more
#Downfall, aka CVE-2022-40982, is similar to prior speculative execution attacks.
All CPUs based on the Skylake, Kaby Lake, Whiskey Lake, Ice Lake, Comet Lake, Coffee Lake, Rocket Lake, and Tiger Lake architectures (6th-11th gen Core) are affected, along with a few others.
For systems that use Intel's SGX feature, a firmware fix is needed; otherwise, the fix can be loaded by the OS.
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