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Apple iOS and iPadOS Coprocessor Memory Corruption Vulnerability

Vulnerability

A vulnerability exists in iOS 18.1 and iPadOS 18.1, allowing an app to potentially corrupt coprocessor memory. This issue arises from inadequate bounds checks, which could be exploited under certain conditions.

Impact

Exploitation of this vulnerability could lead to unauthorized modification of coprocessor memory, potentially causing instability or unexpected behavior in the affected device.

Remediation

Users can update to iOS 18.1 or iPadOS 18.1 to address this vulnerability.

Added: Jan 16, 2026, 6:26 PM
Updated: Jan 16, 2026, 6:26 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
7.5
exploitability
2.8
remediation
7.7
relevance
2.0
threat
0.0
urgency
2.9
incentive
0.0

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