CVE-2026-20621

The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3. An app may be able to cause unexpected system termination or corrupt kernel memory...

CVE-2026-20621

CVE-2026-20621 is an Apple memory-handling issue that could allow an app to cause an unexpected system termination or corrupt kernel memory. The vulnerability is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, and visio...

CVE-2026-20621

The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3. An app may be able to cause unexpected system termination or corrupt kernel memory...

CVE-2026-20636

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.3, iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, visionOS 26.3. Processing maliciously crafted web content may lead to an unexpected process crash...

CVE-2026-20636

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.3, iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, visionOS 26.3. Processing maliciously crafted web content may lead to an unexpected process crash...

CVE-2026-20636

A memory handling vulnerability in WebKit components allows a remote attacker to cause an unexpected process crash or service failure by processing maliciously crafted web content. This affects Safari , iOS , iPadOS , macOS Tahoe , visionOS , WebKitGTK , and WPE WebKit . The issue is resolved in ...

CVE-2026-20636

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.3, iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, visionOS 26.3. Processing maliciously crafted web content may lead to an unexpected process crash...

CVE-2026-20636

The issue was addressed with improved memory handling. This issue is fixed in Safari 26.3, iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, visionOS 26.3. Processing maliciously crafted web content may lead to an unexpected process crash...

PT-2026-7768

Name of the Vulnerable Software and Affected Versions iOS versions prior to 18.7.5 iPadOS versions prior to 18.7.5 macOS Sequoia versions prior to 15.7.4 macOS Sonoma versions prior to 14.8.4 macOS Tahoe versions prior to 26.3 watchOS versions prior to 26.3 tvOS versions prior to 26.3 visionOS...

PT-2026-7775

Name of the Vulnerable Software and Affected Versions macOS versions prior to Tahoe 26.3 iOS versions prior to 18.7.5 iPadOS versions prior to 18.7.5 visionOS versions prior to 26.3 Safari versions prior to 26.3 Description The software contains an issue related to memory handling. Processing...

PT-2026-7745

The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.4, iOS 18.7.5 and iPadOS 18.7.5, macOS Tahoe 26.3, macOS Sonoma 14.8.4. An app may be able to crash a system process...

PT-2026-7769

Name of the Vulnerable Software and Affected Versions macOS versions prior to Tahoe 26.3 watchOS versions prior to 26.3 tvOS versions prior to 26.3 iOS versions prior to 18.7.5 iPadOS versions prior to 18.7.5 visionOS versions prior to 26.3 Safari versions prior to 26.3 Description The issue...

PT-2026-7782

Name of the Vulnerable Software and Affected Versions macOS versions prior to Tahoe 26.3 iOS versions prior to 18.7.5 iPadOS versions prior to 18.7.5 visionOS versions prior to 26.3 Safari versions prior to 26.3 Description The issue involves improved memory handling. A remote attacker may be abl...

macOS 15.x < 15.7.4 Multiple Vulnerabilities (126349)

The remote host is running a version of macOS / Mac OS X that is 15.x prior to 15.7.4. It is, therefore, affected by multiple vulnerabilities: - A race condition was addressed with improved handling of symbolic links. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3,...

PT-2026-7759

Name of the Vulnerable Software and Affected Versions macOS versions prior to Tahoe 26.3 macOS versions prior to Sonoma 14.8.4 macOS versions prior to Sequoia 15.7.4 iOS versions prior to 18.7.5 iPadOS versions prior to 18.7.5 visionOS versions prior to 26.3 Description The issue involves improve...

About the security content of Safari 26.3

About the security content of Safari 26.3 This document describes the security content of Safari 26.3. 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...

About the security content of watchOS 26.3

About the security content of watchOS 26.3 This document describes the security content of watchOS 26.3. 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 availabl...

About the security content of macOS Sequoia 15.7.4

About the security content of macOS Sequoia 15.7.4 This document describes the security content of macOS Sequoia 15.7.4. 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...

USN-8022-1 expat vulnerabilities

It was discovered that Expat incorrectly handled memory when parsing certain XML files. An attacker could possibly use this issue to cause a denial of service. This issue was only addressed in Ubuntu 25.10. CVE-2025-59375 It was discovered that Expat incorrectly handled the initialization of...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS : ImageMagick vulnerabilities (USN-8007-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8007-1 advisory. It was discovered that ImageMagick incorrectly handled image depth values when processing MIF...