Details have emerged this week regarding two different—and both substantial—security flaws in almost every computer processor in use today. This affects Windows, Mac, Linux, Android, and iOS. It’s important to note that as of yet, no malware or cyberattack has been associated with these flaws, but now that the information is in the public domain, that could change. Either of the flaws could lead to your computer’s memory being compromised, which means sensitive data—passwords, photos, credit card details—can be accessed and stolen. Here’s a breakdown of the two vulnerabilities: