Vulnerability Database

318,388

Total vulnerabilities in the database

CVE-2021-3966

usb device bluetooth class includes a buffer overflow related to implementation of net_buf_add_mem.

  • Published: Jan 11, 2023
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-3966
  • Severity: Critical
  • Exploit:

CVSS v3:

  • Severity: Critical
  • Score: 9.6
  • AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H

CWEs:

Software From Fixed in
zephyrproject / zephyr - 3.0.0