Package · Alpine

ntpsec

7 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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Medium 4.7

CVE-2026-18321

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') in ntpsec

Buffer overflow in NTPsec's Zyfer refclock allows local attacker to crash ntpd

NTPsec ntpsec ntpsec ntpsec Debian Ubuntu Alpine

Jul 31, 2026
Medium 4.0

CVE-2021-22212

ntpkeygen can generate keys that ntpd fails to parse. NTPsec 1.2.0 allows ntpkeygen to generate keys with '#' character…

NTPsec ntpsec ntpsec ntpsec Debian Alpine

Jun 8, 2021