Hasn't this happened before?
Yes, there were similar vulnerabilities found around 5 years ago, known as Meltdown and Spectre.
Yes. Meltdown and Spectre (twice) if not others.
The Register's article on the vulnerability contains more information about this, as well as what appears to be an equivalent problem that affects AMD processors.
Technology
This magazine is dedicated to discussions on the latest developments, trends, and innovations in the world of technology. Whether you are a tech enthusiast, a developer, or simply curious about the latest gadgets and software, this is the place for you. Here you can share your knowledge, ask questions, and engage in discussions on topics such as artificial intelligence, robotics, cloud computing, cybersecurity, and more. From the impact of technology on society to the ethical considerations of new technologies, this category covers a wide range of topics related to technology. Join the conversation and let's explore the ever-evolving world of technology together!