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MediaTek Modem Chipsets Remote Denial-of-Service Vulnerability

Vulnerability

A denial-of-service vulnerability has been identified in the modem component of various MediaTek chipsets, including MT2735, MT2737, MT6813, MT6815, MT6833, MT6835, MT6853, MT6855, MT6858, MT6873, MT6875, MT6877, MT6878, MT6879, MT6880, MT6883, MT6885, MT6886, MT6889, MT6890, MT6891, MT6893, MT6895, MT6896, MT6897, MT6899, MT6980, MT6983, MT6985, MT6986, MT6989, MT6990, MT6991, MT6993, MT8676, MT8791. The vulnerability arises from incorrect error handling, which can lead to a system crash. Exploitation is possible if a user equipment (UE) connects to a rogue base station controlled by an attacker, with no additional execution privileges required. User interaction is not necessary for exploitation.

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: Feb 2, 2026, 9:21 AM
Updated: Feb 2, 2026, 9:21 AM

Vulnerability Rating

Custom Algorithm
spread
8.1
impact
2.5
exploitability
4.5
remediation
0.0
relevance
2.4
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.