According to Apple, the additional update for macOS Catalina 10.15.7 includes the following fixes:
FontParser
- Available for: macOS Catalina 10.15.7
- Impact: Processing a maliciously crafted font could result in arbitrary code execution. Apple is aware of reports that an exploit for this problem exists in the wild.
- Description: A memory corruption issue was addressed with improved input validation.
- CVE-2020-27930: Google Project Zero
Kernel
- Available for: macOS Catalina 10.15.7
- Impact: A malicious application could potentially run arbitrary code with kernel privileges. Apple is aware of reports that an exploit for this problem exists in the wild.
- Description: A type confusion issue was addressed with improved status handling.
- CVE-2020-27932: Google Project Zero
Kernel
- Available for: macOS Catalina 10.15.7
- Impact: A malicious application could potentially expose the kernel memory. Apple is aware of reports that an exploit for this problem exists in the wild.
- Description: An issue with memory initialization was resolved.
- CVE-2020-27950: Google Project Zero
If you’re running macOS Catalina 10.15.7, today’s supplemental update can be found in the System Preferences app on your Mac.
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