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.
For more information about security, see the Apple Product Security page.
Safari 17.6
Released July 29, 2024
Safari
Available for: macOS Monterey and macOS Ventura
Impact: Visiting a website that frames malicious content may lead to UI spoofing
Description: The issue was addressed with improved UI handling.
CVE-2024-40817: Yadhu Krishna M and Narendra Bhati, Manager of Cyber Security At Suma Soft Pvt. Ltd, Pune (India)
WebKit
Available for: macOS Monterey and macOS Ventura
Impact: Processing maliciously crafted web content may lead to an unexpected process crash
Description: A use-after-free issue was addressed with improved memory management.
WebKit Bugzilla: 273176
CVE-2024-40776: Huang Xilin of Ant Group Light-Year Security Lab
WebKit Bugzilla: 268770
CVE-2024-40782: Maksymilian Motyl
WebKit
Available for: macOS Monterey and macOS Ventura
Impact: Processing maliciously crafted web content may lead to an unexpected process crash
Description: An out-of-bounds read was addressed with improved bounds checking.
WebKit Bugzilla: 275431
CVE-2024-40779: Huang Xilin of Ant Group Light-Year Security Lab
WebKit Bugzilla: 275273
CVE-2024-40780: Huang Xilin of Ant Group Light-Year Security Lab
WebKit
Available for: macOS Monterey and macOS Ventura
Impact: Processing maliciously crafted web content may lead to a cross site scripting attack
Description: This issue was addressed with improved checks.
WebKit Bugzilla: 273805
CVE-2024-40785: Johan Carlsson (joaxcar)
WebKit
Available for: macOS Monterey and macOS Ventura
Impact: Processing maliciously crafted web content may lead to an unexpected process crash
Description: An out-of-bounds access issue was addressed with improved bounds checking.
CVE-2024-40789: Seunghyun Lee (@0x10n) of KAIST Hacking Lab working with Trend Micro Zero Day Initiative
WebKit
Available for: macOS Monterey and macOS Ventura
Impact: Processing maliciously crafted web content may lead to an unexpected process crash
Description: This is a vulnerability in open source code and Apple Software is among the affected projects. The CVE-ID was assigned by a third party. Learn more about the issue and CVE-ID at cve.org.
WebKit Bugzilla: 274165
CVE-2024-4558
WebKit
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.
WebKit Bugzilla: 275272
CVE-2024-40794: Matthew Butler
Additional recognition
WebKit
We would like to acknowledge an anonymous researcher for their assistance.