Apple has released macOS Big Sur 11.2.3 update which includes WebKit-related security fixes. The latest software update is seeded two weeks after the release of macOS Big Sur 11.2.2 updated which included bug fixes.
Apple’s support page for the new update clarifies that the company does not disclose the resolved security issues.
For our customers’ protection, Apple doesn’t disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security updates page.
The new macOS Big Sur 11.2.3 is released with security fixes
The release notes read:
Available for: macOS Big Sur
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A memory corruption issue was addressed with improved validation.
CVE-2021-1844: Clément Lecigne of Google’s Threat Analysis Group, Alison Huffman of Microsoft Browser Vulnerability Research
Currently, the upcoming macOS Big Sur 11.3 update is in the beta testing phase. So far, new features and improvements are discovered in the software’s code like under-the-hood code references to allow users to map controller buttons to keyboard layouts, removing Rosetta 2 in certain locations, a small change for Game Center to allow connections with friends, and improved Optimized Battery Charging feature for MacBooks, which charges a Mac to 100% battery capacity before a scheduled event or meeting in the calendar. It also includes updates for built-in macOS apps such as Safari, Reminders, Music, iPadOS apps, and Apple News and support for PlayStation 5 and Xbox Series X/S controllers.
To update your Mac to the latest macOS Big Sur 11.2.3 version, navigate to System Preference > Software update.