The download will be several gigabytes in size, and the installation will take several minutes, so use a reliable internet connection and be prepare to not be able to use you Mac for anything else other than the installation. How can I get macOS Catalina?Īpple makes macOS Catalina available through the Mac App Store. MacOS Catalina was released on October 7, 2019. The installation will take several minutes and requires your Mac to restart. Your Mac will check for the update, and once it is found, you can proceed. In the Overview section of the window that appears, click on the Software Update button. Click on the Apple menu and select About This Mac. To install the update, you need an internet connection. This could come in handy in case you find that the update gives your Macs problems and you need to restore your data.
CVE-2021-30860: The Citizen Labīefore you install the update, you should back up you Mac. Description: An integer overflow was addressed with improved input validation.
Apple is aware of a report that this issue may have been actively exploited.
#Macos high sierra security updates pdf#
According to an Apple support document, the update includes the following fix: CoreGraphics Available for: macOS Catalina Impact: Processing a maliciously crafted PDF may lead to arbitrary code execution. The latest: Apple releases macOS Catalina security updateĪpple has released Security Update 2021-005 for macOS Catalina. We'll add more details to this article as they become available.Įditor's note: Updated 9/13/21 with information about the macOS Catalina security update. In this FAQ, we'll give you the general details on macOS Catalina: When it will be release, what Macs are compatible, etc.
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