CVE-2023-1901
HCI send_sync Dangling Semaphore Reference Re-use
- State
- Published
- Severity
- 5.9 Medium
- Published
- Jul 10, 2023
- Updated
- Nov 7, 2024
- Reserved
- Apr 5, 2023
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.9 Medium | CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H | zephyr |
Weaknesses
- CWE-672 Operation on a Resource after Expiration or Release
Affected Products
| Product | Versions |
|---|---|
Zephyrzephyrproject-rtos |
|
References
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