CVE-2026-102484
Medium · 6.4CVSS
6.4
EPSS
0.2%
Published
Oct 21, 2026
CISA due date
—
The record
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.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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