CVE-2026-102485: medium-severity vulnerability in ntpsec
Out-of-bounds Read in ntpsec
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.2epss 0.2%
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:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
Affected products
NTPsec · ntpsecRelated CVEs — ntpsec
In the same product, most dangerous first.
CVE-2026-102486HIGHOut-of-bounds Read in ntpsecEPSS 0.5%CVE-2021-22212MEDIUMCVE-2021-22212EPSS 0.5%CVE-2023-4012HIGHIncomplete Internal State Distinction in ntpsecEPSS 0.4%CVE-2026-102483HIGHReachable Assertion in ntpsecEPSS 0.4%CVE-2026-102484MEDIUMHeap-based Buffer Overflow in ntpsecEPSS 0.2%CVE-2026-18321MEDIUMBuffer Copy without Checking Size of Input ('Classic Buffer Overflow') in ntpsecEPSS 0.1%