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CVE-2025-12035

Good to know:

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Date: December 15, 2025

An integer overflow condition exists in Bluetooth Host stack, within the bt_br_acl_recv routine a critical path for processing inbound BR/EDR L2CAP traffic.

Severity Score

Related Resources (3)

https://nvd.nist.gov/vuln/detail/CVE-2025-12035
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-p793-3456-h7w3
https://www.mend.io/vulnerability-database/CVE-2025-12035

Severity Score

Weakness Type (CWE)

Integer Overflow or Wraparound

CWE-190

Top Fix

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Upgrade Version

Upgrade to version https://github.com/zephyrproject-rtos/zephyr.git - v4.3.0

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CVSS v3.1

Base Score:
Attack Vector (AV): ADJACENT_NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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