Everything you should know about iOS 15.3

Apple has started rolling out its new iOS 15.3 and iPadOS 15.3 updates on its devices, but tactlessly, these updates are intensively more on security fixes than any feature changes. You won’t discover exciting novel feature additions to iOS 15.3 when updating, but it is authoritative to install the fresh software because there are significant susceptibility fixes that will keep you safer online.

iOS 15.3
iOS 15.3


Safari Bug Fix

In Safari in iOS 15 and ‌iPadOS 15‌, there was a problem with Apple’s WebKit execution of the IndexedDB JavaScript API. Websites that use IndexedDB were able to admittance the names of IndexedDB databases created by other websites throughout the equivalent browsing session, which fundamentally permissible a malicious website to spy on other sites that a Safari user visited.

After updating to iOS 15.3 and iPadOS 15.3, the Safari bug will be repaired, so the weakness can no longer be used to collect details about your new browsing history and identity. You do need to update even if you use Chrome because Chrome on ‌iOS 15‌ is obstructed, and if you have a Mac, you’ll want to check for macOS 12.2, which solutions the same Safari bug.

IOMobileFrameBuffer Bug

iOS 15.3 also fixes a memory corruption bug that could permit a malicious application to perform arbitrary code with kernel privileges. Apple says that this bug may have been aggressively demoralized, which means that hackers were using it in the rough and some iOS users may have been impacted.

HomeKit Camera Thumbnails Fix

iOS 15.3 and iPadOS 15.3 fix a problem with HomeKit camera thumbnails failing to revive for some users in the home app. HomeKit Secure Video cameras added to the Home app each have a thumbnail that delivers a motionless sight of current footage, and usually, these thumbnails are repeatedly revived sometimes. In recent weeks, the thumbnails had failed to refresh for some users, but the bug seems to have been fixed on iOS 15.3 and iPadOS 15.3.

iOS 15.3
iOS 15.3

Other crucial Bug Fixes

The iOS 15.3 and iPadOS 15.3 updates also address numerous other susceptibilities with ColorSync, Crash Reporter, iCloud, and the Kernel, but none of these were known to have been aggressively exploited.

When a bug is reinforced that was truly used by hackers and other malicious entities, Apple reports it, but that’s not the circumstance here. The only known aggressively exploited susceptibility was the IOMobileFrameBuffer bug charted above.

You can get all the in-depth information regarding the bugs fixed in iOS 15.3 and iPadOS 15.3 in Apple’s security support document.

How to Update

You will definitely want to update to iOS 15.3 at once to get these vital security fixes. To do so, open the Settings app on your iPhone or iPad and select General > Software Update.

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