For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security releases page.
Apple security documents reference vulnerabilities by CVE-ID when possible.
For more information about security, see the Apple Product Security page.
Released December 11, 2023
WebKit
Available for: macOS Monterey and macOS Ventura
Impact: Processing web content may lead to arbitrary code execution
Description: The issue was addressed with improved memory handling.
WebKit Bugzilla: 259830
CVE-2023-42890: Pwn2car
WebKit
Available for: macOS Monterey and macOS Ventura
Impact: Processing an image may lead to a denial-of-service
Description: The issue was addressed with improved memory handling.
WebKit Bugzilla: 263349
CVE-2023-42883: Zoom Offensive Security Team
WebKit
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Vulmon