Along with macOS Monterey 12.4, which brought the first non-beta version of Universal Control and refinements for the Studio Display’s webcam, Apple released Big Sur 11.6.6 and Security Update 2022-004 Catalina Monday to patch numerous flaws and vulnerabilities, some of which were patched months ago in Monterey.
Among the dozens of updates are several that “may lead to arbitrary code execution,” which are among the highest risk vulnerabilities. Two of the patches arrived in March with macOS Monterey 12.3.1 and had previously been known to have possibly been exploited.
Read more at Macworld.com