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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, MT8791T, MT8797

Impact

Exploitation of this vulnerability can lead to a system crash, causing the device to become unresponsive. This issue arises from a missing bounds check, allowing for improper input validation that can be exploited under certain conditions.

Remediation

MediaTek has issued a patch for this vulnerability, which can be applied by device OEMs. Instructions for accessing the patch are available through the MediaTek Product Security Bulletin.

Added: Feb 2, 2026, 9:33 AM
Updated: Feb 2, 2026, 9:33 AM

Vulnerability Rating

Custom Algorithm
spread
7.8
impact
2.5
exploitability
4.3
remediation
0.0
relevance
2.6
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.