CVE-2026-64756

An out-of-bounds write issue was addressed with improved input validation in iOS, iPadOS, and macOS. Parsing a maliciously crafted file may lead to unexpected app termination.

A file quarantine bypass was addressed with additional checks. This issue is fixed in iOS 18.7.9, iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, and macOS Tahoe 26.5.

An integer overflow issue was addressed with improved input validation in iOS, iPadOS, and macOS. An app may be able to cause unexpected system termination.

An authorization issue was addressed with improved state management. An app may be able to gain root privileges.

The issue was addressed with improved checks. Processing a maliciously crafted file may lead to denial-of-service or potentially disclose memory contents.

A logic issue was addressed with improved checks. Replying to an email could display remote images in Mail in Lockdown Mode.

This issue was addressed through improved state management. An attacker may be able to track users through their IP address.

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 15.7.8, iPadOS 15.7.8, macOS Big Sur 11.7.9, macOS Monterey 12.6.8, and macOS Ventura 13.5.

An authorization issue was addressed with improved state management. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6. An app may be able to access sensitive user data.

A permissions issue was addressed with additional restrictions. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to modify protected parts of the file system.