Bluetooth: Integer Overflow in Bluetooth Classic (BR/EDR) L2CAP (zephyrproject-rtos Zephyr)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.20 % · percentile 10 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- zephyr
- NVD status
- Deferred
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.
Weaknesses (CWE)
- CWE-190 — Integer Overflow or Wraparound
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 6.5 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | zephyr |
| CVSS 3.1 | MEDIUM 6.5 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · vulnerabilities@zephyrproject.org (Secondary) |
European references
- ENISA EUVD · EUVD-2025-203444
- GCVE · GCVE-0-2025-12035
Affected products
| Product | Versions |
|---|---|
| zephyrproject-rtos · Zephyr | affected * < 4.3.0 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |