CVE-2025-20634: MediaTek NR16

Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days.

In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution, 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: MOLY01289384; Issue ID: MSV-2436.

Affected products

• MediaTek NR16: affected versions not specified
• MediaTek NR17: affected versions not specified
• MediaTek NR17R: affected versions not specified

Published 2025-02-03. Last modified 2026-06-17.