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CVE-2023-1901

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.


Data is provided by the National Vulnerability Database (NVD)
ZephyrprojectZephyr Version <= 3.3.0
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.21% 0.404
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 8 2.1 5.9
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
vulnerabilities@zephyrproject.org 5.9 1.2 4.7
CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H
CWE-672 Operation on a Resource after Expiration or Release

The product uses, accesses, or otherwise operates on a resource after that resource has been expired, released, or revoked.

CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.