New PortSmash vulnerability allows extraction of OpenSSL keys on Intel, possibly AMD CPUs

You might also enjoy Marcan’s summary of the past year’s vulnerabilities (from Tweet):

Spectre v1 speculation is insecure by design
Spectre v2 secure branch prediction matters
Meltdown Intel are dumbasses
L1TF Intel are monumental, inexcusable dumbasses
PortSmash hyperthreading is insecure by design
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