Whereas macOS 15.4 remains to be in beta testing, Apple has launched a second small replace to macOS 15.3 with an essential safety repair.
The discharge notes don’t provide any clues as to what the bug fixes are, however Apple’s safety replace web page explains the patch. The difficulty, which impacts the WebKit engine, is a “supplementary repair” for an assault that was beforehand blocked in iOS 17.2, which was launched in December 2023. In keeping with Apple, the flaw could have been exploited in “an especially refined assault towards particular focused people” utilizing variations previous to iOS 17.2.
Apple launched macOS Sonoma 14.2, Ventura 13.6.3, and Monterey 12.7.2 alongside iOS 17.2, although it’s unclear which patch this particularly refers to. Apple describes the flaw as an out-of-bounds write subject, which was addressed with improved checks to stop unauthorized actions.
You possibly can replace your Mac by heading over to System Settings, after which choose Normal and Software program Replace.