CVE-2025-12890 — MEDIUM (6.5)

Vulnerability Description

Improper handling of malformed Connection Request with the interval set to be 1 (which supposed to be illegal) and the chM 0x7CFFFFFFFF triggers a crash. The peripheral will not be connectable after it.

CVSS Score

6.5

MEDIUM

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

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Related Weaknesses (CWE)

CWE-703

References

https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8hrf-pfww-

FAQ

What is CVE-2025-12890?

CVE-2025-12890 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Improper handling of malformed Connection Request with the interval set to be 1 (which supposed to be illegal) and the chM 0x7CFFFFFFFF triggers a crash. The peripheral will not be connectable after ...

How severe is CVE-2025-12890?

CVE-2025-12890 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-12890?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.