In a security advisory on its website, Apple said it was aware of two vulnerabilities that “may have been actively exploited on Intel-based Mac systems.” The bugs are considered “zero day” vulnerabilities because they were unknown to Apple at the time they were exploited.

Apple has rolled out a software update to address security flaws that have been actively exploited by cybercriminals to target Intel-based Mac systems. In a recent security advisory, Apple confirmed awareness of two vulnerabilities that may have been exploited in attacks on Intel-powered Macs.