CVE-2026-102484

Published: Oct 21, 2026Modified: Oct 22, 2026

6.4

Vector

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

Exploitability: 0.9 / Impact: 5.5

Source: cve@gitlab.com (Secondary)

Description

Heap-based buffer overflow in the JJY refclock driver in NTPsec ntpd before 1.2.6 allows an attacker who controls the Telephone JJY time source to corrupt memory or crash ntpd via more than six time replies.

Related CWEs

CWE-122

Heap-based Buffer Overflow

A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

References (2)

https://gitlab.com/NTPsec/ntpsec/-/commit/62a454f6fcb6f2dcc8d5866f6558905ebdb7dd69

Source: cve@gitlab.com

https://gitlab.com/NTPsec/ntpsec/-/work_items/895

Source: cve@gitlab.com

Timeline

No history available yet.