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MediaTek Modem Incorrect Bounds Check Leading to Remote Denial-of-Service Vulnerability

Vulnerability

A denial-of-service vulnerability has been identified in the MediaTek Modem component of various chipsets. This issue arises from an incorrect bounds check, which can lead to a system crash. The vulnerability can be exploited remotely if a user equipment (UE) device is connected to a rogue base station controlled by an attacker. Notably, no additional execution privileges are required for exploitation, and user interaction is not needed.

Impact

Exploitation of this vulnerability can cause a system crash, leading to a denial-of-service condition on the affected device.

Remediation

MediaTek has issued a patch for this vulnerability, which can be applied by device manufacturers. Instructions for applying the patch are available through MediaTek's official channels.

Added: Dec 2, 2025, 3:42 AM
Updated: Dec 2, 2025, 3:42 AM

Vulnerability Rating

Custom Algorithm
spread
7.8
impact
2.5
exploitability
4.7
remediation
7.7
relevance
1.2
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.