CVE-2026-102485 — MEDIUM (5.2)

Vulnerability Description

Out-of-bounds read in the Motorola Oncore refclock driver in NTPsec ntpd before 1.2.6 allows an attacker who controls the GPS receiver's serial data to crash ntpd or disclose memory via a PPS Control (@@Gc) reply with an out-of-range mode byte.

CVSS Score

5.2

MEDIUM

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

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

HIGH

Related Weaknesses (CWE)

CWE-125

References

FAQ

What is CVE-2026-102485?

CVE-2026-102485 is a vulnerability with a CVSS score of 5.2 (MEDIUM). Out-of-bounds read in the Motorola Oncore refclock driver in NTPsec ntpd before 1.2.6 allows an attacker who controls the GPS receiver's serial data to crash ntpd or disclose memory via a PPS Control ...

How severe is CVE-2026-102485?

CVE-2026-102485 has been rated MEDIUM with a CVSS base score of 5.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-102485?

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