macOS High Sierra, Mojave, Catalina - Security Update (September 2020)

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Available for:

• macOS High Sierra 10.13.6
• macOS Mojave 10.14.6
• macOS Catalina 10.15.7

Released September 24, 2020

Provides important security updates and bug fixes for your Mac.

• Resolves an issue where macOS would not automatically connect to Wi-Fi networks
• Fixes an issue that could prevent files syncing through iCloud Drive
• Addresses a graphic issue that may occur on iMac (Retina 5K, 27-inch, 2020) with Radeon Pro 5700 XT

Learn more about the security content of macOS Catalina 10.15.7, Security Update 2020-005 High Sierra, Security Update 2020-005 Mojave

ImageIO

• Available for: macOS High Sierra 10.13.6, macOS Mojave 10.14.6
• Impact: Processing a maliciously crafted image may lead to arbitrary code execution
• Description: An out-of-bounds read was addressed with improved input validation.
• CVE-2020-9961: Xingwei Lin of Ant Group Light-Year Security Lab

Mail

• Available for: macOS High Sierra 10.13.6
• Impact: A remote attacker may be able to unexpectedly alter application state
• Description: This issue was addressed with improved checks.
• CVE-2020-9941: Fabian Ising of FH Münster University of Applied Sciences and Damian Poddebniak of FH Münster University of Applied Sciences

Model I/O

• Available for: macOS High Sierra 10.13.6, macOS Mojave 10.14.6, macOS Catalina 10.15
• Impact: Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution
• Description: An out-of-bounds read was addressed with improved bounds checking.
• CVE-2020-9973: Aleksandar Nikolic of Cisco Talos

Sandbox

• Available for: macOS High Sierra 10.13.6, macOS Mojave 10.14.6, macOS Catalina 10.15
• Impact: A malicious application may be able to access restricted files
• Description: A logic issue was addressed with improved restrictions.
• CVE-2020-9968: Adam Chester(@xpn) of TrustedSec

Source: https://support.apple.com/kb/HT201222

 

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macOS Catalina 10.15.7 update size 2.84 GB

 

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Did you own/ use a mac ?

 

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Did you own/ use a mac ?

Yes. Mid-2014 rMBP 15-inch.

The updates download in double-time compared to a similar size on Windows. It's blazing fast on Mac.