The Bluetooth Classic implementation on AB32VG1 devices does not properly handle the…
Priority LOW 30Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
The Bluetooth Classic implementation on AB32VG1 devices does not properly handle the reception of continuous unsolicited LMP responses, allowing attackers in radio range to trigger a denial of service (either restart or deadlock the device) by flooding a device with LMP_AU_rand data.
Why it matters now
EPSS 0.00564 47th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:mi:mi_true_wireless_earbuds_basic_2_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Mi |
| cpe:2.3:h:mi:mi_true_wireless_earbuds_basic_2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Mi |
| cpe:2.3:o:bluetrum:ab5376t_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Bluetrum |
| cpe:2.3:h:bluetrum:ab5376t:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Bluetrum |
| cpe:2.3:o:bluetrum:bt8896a_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Bluetrum |
| cpe:2.3:h:bluetrum:bt8896a:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Bluetrum |
- cpe:2.3:o:mi:mi_true_wireless_earbuds_basic_2_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Mi
- cpe:2.3:h:mi:mi_true_wireless_earbuds_basic_2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Mi
- cpe:2.3:o:bluetrum:ab5376t_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Bluetrum
- cpe:2.3:h:bluetrum:ab5376t:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Bluetrum
- cpe:2.3:o:bluetrum:bt8896a_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Bluetrum
- cpe:2.3:h:bluetrum:bt8896a:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Bluetrum
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-31610
- 2026-10-03 Alias added: GHSA-r5mj-p5rf-5r3g
References
Sources
- CVE-2021-31610 · CVE Program
- CVE-2021-31610 · NVD
- FIRST EPSS
- GHSA-r5mj-p5rf-5r3g · GitHub Advisory Database · CC BY 4.0
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