CVEvulnerability

CVE-2023-1901

8.0 HIGH Published 2023-07-10 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2023-07-10
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.9 MEDIUM — CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H
CVSS 3.1 ([email protected])
8.0 HIGH — CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-672, CWE-787

Description

The bluetooth HCI host layer logic not clearing a global reference to a semaphore after synchronously sending HCI commands may allow a malicious HCI Controller to cause the use of a dangling reference in the host layer, leading to a crash (DoS) or potential RCE on the Host layer.

Affected configurations

• zephyrproject zephyr (<= 3.3.0)

Related

Weakness · CWE (2)

  • CWE-672 Operation on a Resource after Expiration or Release weakness
  • CWE-787 Out-of-bounds Write weakness

References