CVE-2026-102486

EUVD-2026-107312
Out-of-bounds read in NTS extension field parsing in NTPsec ntpd 1.1.4 through 1.2.5 allows a remote attacker to crash the daemon via an NTS Authenticator and Encrypted Extension Fields (AEEF) field with an oversized nonce length.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
GitLabCNA
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
ntpsecntpsec
1.1.4 ≤
𝑥
< 1.2.6
CNA
Common Weakness Enumeration
References
https://gitlab.com/NTPsec/ntpsec/-/commit/7cc079387
https://gitlab.com/NTPsec/ntpsec/-/work_items/891
https://gitlab.com/NTPsec/ntpsec/-/work_items/895