According to the security reports, the vulnerabilities impacted Apple's WebKit, which is the engine that powers the Safari web browser and other browsers on iOS; and the kernel, Apple's core computer operating system. These vulnerabilities affect iPhones & iPads running iOS versions prior to 15.6.1.
Security experts have advised users to update affected devices as soon as possible— the iPhone6S and later models; several models of the iPad, including the 5th generation and later, all iPad Pro models and the iPad Air 2; and Mac computers running MacOS Monterey. The flaw also affects some iPod models.
For more details, please visit: Apple Support
Source: CBC News