HCI send_sync Dangling Semaphore Reference Re-use (zephyrproject-rtos Zephyr)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.60 % · percentile 49 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- zephyr
- NVD status
- Modified
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.
Weaknesses (CWE)
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 5.9 | CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H | zephyr |
| CVSS 3.1 | MEDIUM 5.9 | CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H | NVD · vulnerabilities@zephyrproject.org (Secondary) |
| CVSS 3.1 | HIGH 8.0 | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2023-24090
- GCVE · GCVE-0-2023-1901
Affected configurations (NVD CPE)
cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:*≤ 3.3.0
Affected products
| Product | Versions |
|---|---|
| zephyrproject-rtos · Zephyr | affected * ≤ 3.3 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |