NTPsec NTPsec

• CVE-2026-121506 High 7.4 Out-of-bounds Write in NTPsec 0.4%
• CVE-2026-121505 Low 3.7 Out-of-bounds Read in NTPsec 0.3%
• CVE-2026-102486 High 7.5 Out-of-bounds Read in ntpsec 0.5%
• CVE-2026-102485 Medium 5.2 Out-of-bounds Read in ntpsec 0.2%
• CVE-2026-102484 Medium 6.4 Heap-based Buffer Overflow in ntpsec 0.2%
• CVE-2026-102483 High 7.5 Reachable Assertion in ntpsec 0.4%
• CVE-2026-18321 Medium 4.7 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') in ntpsec 0.1%
• CVE-2023-4012 High 7.5 Incomplete Internal State Distinction in ntpsec 0.4%
• CVE-2021-22212 Medium 4.0 ntpkeygen can generate keys that ntpd fails to parse. NTPsec 1.2.0 allows ntpkeygen to generate keys with '#' characters. ntpd then either pads, shortens the key, or fails to load these keys entirely, 0.5%