---
id: CVE-2025-12035
title: >-
  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.
summary: >-
  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: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-190
published: '2025-12-15'
updated: '2026-10-07'
sourceUpdated: '2026-10-07T19:10:00.160'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-12035'
references:
  - url: >-
      https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-p793-3456-h7w3
    label: vulnerabilities@zephyrproject.org
tags:
  - nvd
epss: 0.00201
epssPercentile: 0.09049
ingestedAt: '2026-10-07T19:44:15.691Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.