Update macOS Big Sur 11.6 released

[silversurfer]

macOS Big Sur 11.6 - This update is recommended for all users and improves the security of macOS.

What's new in the updates for macOS Big Sur

Learn what has changed in the updates available for macOS Big Sur.

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macOS Big Sur 11.6​

Released September 13, 2021

CoreGraphics
Available for: macOS Big Sur
Impact: Processing a maliciously crafted PDF may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
Description: An integer overflow was addressed with improved input validation.
CVE-2021-30860: The Citizen Lab

WebKit
Available for: macOS Big Sur
Impact: Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
Description: A use after free issue was addressed with improved memory management.
CVE-2021-30858: an anonymous researcher

About the security content of macOS Big Sur 11.6

This document describes the security content of macOS Big Sur 11.6.

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