About the security content of Safari 17.4
This document describes the security content of Safari 17.4.
About Apple security updates
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.
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Safari 17.4
Released March 7, 2024
Safari Private Browsing
Available for: macOS Monterey and macOS Ventura
Impact: Private Browsing tabs may be accessed without authentication
Description: This issue was addressed through improved state management.
CVE-2024-23273: Matej Rabzelj
WebKit
Available for: macOS Monterey and macOS Ventura
Impact: A malicious website may exfiltrate audio data cross-origin
Description: The issue was addressed with improved UI handling.
WebKit Bugzilla: 263795
CVE-2024-23254: James Lee (@Windowsrcer)
WebKit
Available for: macOS Monterey and macOS Ventura
Impact: Processing maliciously crafted web content may prevent Content Security Policy from being enforced
Description: A logic issue was addressed with improved validation.
WebKit Bugzilla: 264811
CVE-2024-23263: Johan Carlsson (joaxcar)
WebKit
Available for: macOS Monterey and macOS Ventura
Impact: A maliciously crafted webpage may be able to fingerprint the user
Description: An injection issue was addressed with improved validation.
WebKit Bugzilla: 266703
CVE-2024-23280: an anonymous researcher
WebKit
Available for: macOS Monterey and macOS Ventura
Impact: Processing maliciously crafted web content may prevent Content Security Policy from being enforced
Description: A logic issue was addressed with improved state management.
WebKit Bugzilla: 267241
CVE-2024-23284: Georg Felber and Marco Squarcina
Additional recognition
Safari
We would like to acknowledge Abhinav Saraswat and Matthew C for their assistance.
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