CVE-2026-46275: Bluetooth: hci_uart: fix UAFs and race conditions in close and init paths

Overview

Severity

High (CVSS 7)

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Status

Not Exploited

Patch Tuesday

2026-Jun

Released

2026-06-10

Last Updated

2026-06-28

EPSS Score

0.19% (percentile: 8.3%)

Detection & Weaponization (1 sources)

Maturity: Exploit

• GitHub PoC: 1 repositories

Affected Products (2)

Other

• 21344-17084
• 21443-17084

Revision History

• 2026-06-10: Information published.
• 2026-06-17: Information published.
• 2026-06-24: Information published.
• 2026-06-28: Information published.