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CVE-2026-102485

Out-of-bounds Read in ntpsec

Medium5.2EPSS 0.18%
Published
Updated
Reserved
Assigned by
GitLab

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.

Scores

CVSS scores of CVE-2026-102485, by who scored it
Scored byCVSSScoreVector
GitLabCNA (assigner)3.1Medium5.2CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
NVDNVD · Awaiting Analysis3.1Medium5.2CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
EPSS (exploitation in 30 days)
0.18% · top 92% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.2.

Weakness

Affected products

What to do

Solution: Upgrade to version 1.2.6

References (2)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

CVE-2026-102485 badge
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Record last updated .