Apple Model I/O Memory Corruption Vulnerability Leading to Heap Corruption in macOS Sequoia

Vulnerability

A memory corruption vulnerability has been identified in the Model I/O framework of macOS Sequoia 15.6. This issue arises from improper validation when processing certain files, which can lead to heap corruption. The vulnerability has been addressed with improved validation measures.

Impact

Exploitation of this vulnerability can cause memory corruption, with potential implications for heap management, a common vector for memory-related attacks.

Added: Jul 30, 2025, 2:44 AM
Updated: Jul 30, 2025, 2:44 AM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
0.6
exploitability
4.4
remediation
7.7
relevance
0.3
threat
0.0
urgency
2.9
incentive
0.8

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.