CVE-2025-12035

Bluetooth: Integer Overflow in Bluetooth Classic (BR/EDR) L2CAP

Published Dec 15, 2025 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
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

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Zephyrproject-rtos
Zephyrproject-rtos zephyr
Vendors & Products Zephyrproject-rtos
Zephyrproject-rtos zephyr
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Bluetooth: Integer Overflow in Bluetooth Classic (BR/EDR) L2CAP
Weaknesses CWE-190
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
zephyr
Published
Updated
Oct 13, 2026, 7:55 PM
Reserved
Oct 21, 2025, 5:37 PM
Status
Deferred
Published
Dec 15, 2025, 8:15 PM
Modified
Oct 13, 2026, 8:17 PM