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Safari 15.6 addresses the following issues.
Information about the security content is also available at
https://support.apple.com/HT213341.

Safari Extensions
Available for: macOS Big Sur and macOS Catalina
Impact: Visiting a maliciously crafted website may leak sensitive
data
Description: The issue was addressed with improved UI handling.
CVE-2022-32784: Young Min Kim of CompSec Lab at Seoul National
University

WebKit
Available for: macOS Big Sur and macOS Catalina
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution
Description: An out-of-bounds write issue was addressed with improved
input validation.
WebKit Bugzilla: 240720
CVE-2022-32792: Manfred Paul (@_manfp) working with Trend Micro Zero
Day Initiative

WebRTC
Available for: macOS Big Sur and macOS Catalina
Impact: Processing maliciously crafted web content may lead to
arbitrary code execution.
Description: A memory corruption issue was addressed with improved
state management.
WebKit Bugzilla: 242339
CVE-2022-2294: Jan Vojtesek of Avast Threat Intelligence team

Safari 15.6 may be obtained from the Mac App Store.
All information is also posted on the Apple Security Updates
web site: https://support.apple.com/en-us/HT201222.

This message is signed with Apple's Product Security PGP key,
and details are available at:
https://www.apple.com/support/security/pgp/
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