CVE-2025-40301: Bluetooth: hci_event: validate skb length for unknown CC opcode

Overview

Severity
High (CVSS 7.1)
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H/E:U
Exploit Status
Not Exploited
Patch Tuesday
2025-Dec
Released
2025-12-09
Last Updated
2025-12-16
EPSS Score
0.05% (percentile: 15.7%)

Affected Products (1)

Open Source Software

  • azl3 kernel 6.6.112.1-2 on Azure Linux 3.0

Revision History

  • 2025-12-09: Information published.
  • 2025-12-16: Information published.