Apple IOMobileFrameBuffer Coprocessor Memory Corruption Vulnerability

A vulnerability exists in the IOMobileFrameBuffer component, available on various Apple devices including iPhone, iPad, and Apple Watch. This vulnerability allows an application to corrupt coprocessor memory, potentially leading to unintended behavior or system instability. The issue arises from inadequate bounds checks, which could be exploited by malicious applications to manipulate memory in a way that disrupts normal operations.

Impact

Exploitation of this vulnerability could result in unauthorized modification of coprocessor memory, potentially causing system instability or other unintended consequences.

Remediation

This vulnerability has been fixed in macOS Sequoia 15.2, watchOS 11.2, tvOS 18.2, iOS 18.2, and iPadOS 18.2.