CVEvulnerability

CVE-2021-3966

8.8 HIGH Published 2023-01-11 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2023-01-11
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
9.6 CRITICAL — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H
CVSS 3.1 ([email protected])
8.8 HIGH — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-120, CWE-122

Description

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

Affected configurations

• zephyrproject zephyr (< 3.0.0)

Related

Weakness · CWE (2)

  • CWE-120 Buffer Copy without Checking Size of Input weakness
  • CWE-122 Heap-based Buffer Overflow weakness

References