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Medium · 6.5 CVE-2026-20449 EUVD-2026-26889GHSA-hjqf-j9p4-gv29

In Modem, there is a possible system crash due to a heap buffer overflow. This could lead to remote denial of service, if a UE has connecte…

Published May 4, 2026 · Updated May 4, 2026 · Assigned by MediaTek

Description

In Modem, there is a possible system crash due to a heap buffer overflow. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01760138; Issue ID: MSV-6148.

Affected products

VendorProductAffectedFixed
MediaTek MediaTek chipset MT2735, MT2737, MT6739, MT6761, MT6762, MT6763, MT6765, MT6767, MT6768, MT6769, MT6771, MT6779, MT6781, MT6783, MT6785, MT6789, MT6813, MT6815, MT6833, MT6835, MT6853, MT6855, MT6858, MT6873, MT6875, MT6877, MT6878, MT6879, MT6880, MT6883, MT6885, MT6886, MT6889, MT6890, MT6891, MT6893, MT6895, MT6… —

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References