Apple Security Advisory 03-24-2026-8

Apple Security Advisory 03-24-2026-8 - visionOS 26.4 addresses bypass, information leakage, null pointer, out of bounds access, and use-after-free vulnerabilities...

CVE-2026-20664

A flaw was found in WebKitGTK. Processing malicious web content can cause an unexpected process crash due to improper memory handling. Mitigation Do not process or load untrusted web content with WebKitGTK. In Red Hat Enterprise Linux 7, the following packages require WebKitGTK4:...

CVE-2026-20691

A flaw was found in WebKitGTK. A maliciously crafted web page can cause an authorization issue due to improper state management and may be able to fingerprint the user. Mitigation Do not visit untrusted web pages or load untrusted web content with WebKitGTK. In Red Hat Enterprise Linux 7, the...

CVE-2026-28863

A permissions issue was addressed with additional restrictions. This issue is fixed in iOS 26.4 and iPadOS 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An app may be able to fingerprint the user...

CVE-2026-28867

This issue was addressed with improved authentication. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An app may be able to leak sensitive kernel state...

CVE-2026-28859

A flaw was found in WebKitGTK. A maliciously crafted web page may be able to process restricted web content outside the sandbox due to improper memory handling. Mitigation Do not visit untrusted web pages or load untrusted web content with WebKitGTK. In Red Hat Enterprise Linux 7, the following...

CVE-2026-28857

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4. Processing maliciously crafted web content may lead to an unexpected process crash...

DEBIAN-CVE-2026-28857

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4. Processing maliciously crafted web content may lead to an unexpected process crash...

CVE-2026-28822

A type confusion issue was addressed with improved memory handling. This issue is fixed in iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An attacker may be able to cause unexpected app termination...

CVE-2026-20691

An authorization issue was addressed with improved state management. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4, watchOS 26.4. A maliciously crafted webpage may be able to fingerprint the user...

CVE-2026-20664

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4. Processing maliciously crafted web content may lead to an unexpected process crash...

DEBIAN-CVE-2026-20664

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4. Processing maliciously crafted web content may lead to an unexpected process crash...

UBUNTU-CVE-2026-20691

An authorization issue was addressed with improved state management. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4, watchOS 26.4. A maliciously crafted webpage may be able to fingerprint the user...

CVE-2026-20691

An authorization issue was addressed with improved state management. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4, watchOS 26.4. A maliciously crafted webpage may be able to fingerprint the user...

CVE-2026-20691

An authorization issue was addressed with improved state management. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4, watchOS 26.4. A maliciously crafted webpage may be able to fingerprint the user...

EUVD-2026-15050

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4. Processing maliciously crafted web content may lead to an unexpected process crash...

CVE-2026-20664

CVE-2026-20664 is a memory-handling vulnerability where processing malicious web content may cause an unexpected process crash. It is fixed in Safari 26.4, iOS 26.4/iPadOS 26.4, macOS Tahoe 26.4, and visionOS 26.4. The connected advisories corroborate a fixed-upgrade path (WebKitGTK/WebKit2GTK re...

CVE-2026-28852

A stack overflow was addressed with improved input validation. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An app may be able to cause a denial-of-service...

CVE-2026-20665

This issue was addressed through improved state management. This issue is fixed in Safari 26.4, iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. Processing maliciously crafted web content may prevent Content Security Policy from bei...

CVE-2026-28865

An authentication issue was addressed with improved state management. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An attacker in a privileged network position ma...