CVE-2023-1901

HCI send_sync Dangling Semaphore Reference Re-use

Published Jul 10, 2023 CVSS 3.1 · 5.9 Medium EPSS < 1% KEV · Not listed
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.


Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-24090 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.
History
Type Values Removed Values Added
Weaknesses CWE-672
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
zephyr
Published
Updated
Nov 7, 2024, 3:19 PM
Reserved
Apr 5, 2023, 10:11 PM
Status
Modified
Published
Jul 10, 2023, 4:15 PM
Modified
Jun 17, 2026, 5:28 AM