CVE catalog
CVE-2026-102483
ntpsec: CVE-2026-102483
- Severity
- High · CVSS 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.43% · Oct 25, 2026
Reachable exit in NTPsec ntpd 1.1.4 through 1.2.5 allows a remote attacker to terminate the daemon via an NTS request with excess NTS Cookie Placeholder extension fields.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | ntpsec | sid | 1.2.5+dfsg-1 | vulnerable |
| Debian | ntpsec | forky | 1.2.5+dfsg-1 | vulnerable |
| Debian | ntpsec | trixie | 1.2.3+dfsg1-8 | vulnerable |
| Debian | ntpsec | bookworm | 1.2.2+dfsg1-1+deb12u1 | vulnerable |
| Debian | ntpsec | bookworm-security | 1.2.2+dfsg1-1+deb12u1 | vulnerable |
| Opensuse | ntpsec | tumbleweed | 1.2.6-1.1 | fixed |
| Ubuntu | ntpsec | 18.04 | 1.0.0+dfsg1-1 | vulnerable |
| Ubuntu | ntpsec | 18.04 | 1.0.0+dfsg1-3 | vulnerable |
| Ubuntu | ntpsec | 18.04 | 1.1.0+dfsg1-1 | vulnerable |
| Ubuntu | ntpsec | 18.04 | 1.1.0+dfsg1-1ubuntu0.1 | vulnerable |
| Ubuntu | ntpsec | 18.04 | 1.1.0+dfsg1-1ubuntu0.2 | vulnerable |
| Ubuntu | ntpsec | 20.04 | 1.1.3+dfsg1-2 | vulnerable |
| Ubuntu | ntpsec | 20.04 | 1.1.7+dfsg1-1 | vulnerable |
| Ubuntu | ntpsec | 20.04 | 1.1.7+dfsg1-2 | vulnerable |
| Ubuntu | ntpsec | 20.04 | 1.1.8+dfsg1-1 | vulnerable |
| Ubuntu | ntpsec | 20.04 | 1.1.8+dfsg1-3 | vulnerable |
| Ubuntu | ntpsec | 20.04 | 1.1.8+dfsg1-4 | vulnerable |
| Ubuntu | ntpsec | 20.04 | 1.1.8+dfsg1-4build1 | vulnerable |
| Ubuntu | ntpsec | 22.04 | 1.2.0+dfsg1-4 | vulnerable |
| Ubuntu | ntpsec | 22.04 | 1.2.1+dfsg1-2 | vulnerable |
| Ubuntu | ntpsec | 22.04 | 1.2.1+dfsg1-3 | vulnerable |
| Ubuntu | ntpsec | 22.04 | 1.2.1+dfsg1-3ubuntu1 | vulnerable |
| Ubuntu | ntpsec | 22.04 | 1.2.1+dfsg1-4 | vulnerable |
| Ubuntu | ntpsec | 24.04 | 1.2.2+dfsg1-2 | vulnerable |
| Ubuntu | ntpsec | 24.04 | 1.2.2+dfsg1-3 | vulnerable |
| Ubuntu | ntpsec | 24.04 | 1.2.2+dfsg1-4 | vulnerable |
| Ubuntu | ntpsec | 24.04 | 1.2.2+dfsg1-4build1 | vulnerable |
| Ubuntu | ntpsec | 24.04 | 1.2.2+dfsg1-4build2 | vulnerable |
| Ubuntu | ntpsec | 26.10 | 1.2.3+dfsg1-8ubuntu2 | vulnerable |
| Ubuntu | ntpsec | 26.10 | 1.2.3+dfsg1-8ubuntu3 | vulnerable |
| Ubuntu | ntpsec | 26.04 | 1.2.3+dfsg1-8ubuntu1 | vulnerable |
| Ubuntu | ntpsec | 26.04 | 1.2.3+dfsg1-8ubuntu2 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | ntpsec | source | sid | (unfixed) | not yet assigned | Not reported | [1151689] |
| Debian | ntpsec | source | forky | (unfixed) | not yet assigned | Not reported | [1151689] |
| Debian | ntpsec | source | trixie | (unfixed) | not yet assigned | Not reported | [1151689] |
| Debian | ntpsec | source | bookworm | (unfixed) | not yet assigned | Not reported | [1151689] |
| Opensuse | ntpsec | rpm | tumbleweed | 1.2.6-1.1 | Not reported | OPENSUSE-SU-2026:12229-1 | Not reported |
Notes
[trixie] ntpsec: Minor issue
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [ntp]Affected
Source package: [ntpsec]
Details (4)
1:4.2.8p15+dfsg-2~1.2.2+dfsg1-1+deb12u1· all · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1:4.2.8p15+dfsg-2~1.2.2+dfsg1-1+deb12u1· all · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1:4.2.8p15+dfsg-2~1.2.2+dfsg1-1+deb12u1· all · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1:4.2.8p15+dfsg-2~1.2.2+dfsg1-1+deb12u1· all · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
- [ntpdate]Affected
Source package: [ntpsec]
Details (4)
1:4.2.8p15+dfsg-2~1.2.2+dfsg1-1+deb12u1· all · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1:4.2.8p15+dfsg-2~1.2.2+dfsg1-1+deb12u1· all · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1:4.2.8p15+dfsg-2~1.2.2+dfsg1-1+deb12u1· all · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1:4.2.8p15+dfsg-2~1.2.2+dfsg1-1+deb12u1· all · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
- [ntp-doc]Affected
Source package: [ntpsec]
Details (4)
1:4.2.8p15+dfsg-2~1.2.2+dfsg1-1+deb12u1· all · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1:4.2.8p15+dfsg-2~1.2.2+dfsg1-1+deb12u1· all · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1:4.2.8p15+dfsg-2~1.2.2+dfsg1-1+deb12u1· all · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1:4.2.8p15+dfsg-2~1.2.2+dfsg1-1+deb12u1· all · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
- [ntpsec]Affected
Details (4)
1.2.2+dfsg1-1+deb12u1· amd64 · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· arm64 · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· amd64 · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· arm64 · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
- [ntpsec-doc]Affected
Source package: [ntpsec]
Details (4)
1.2.2+dfsg1-1+deb12u1· all · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· all · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· all · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· all · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
- [ntpsec-ntpdate]Affected
Source package: [ntpsec]
Details (4)
1.2.2+dfsg1-1+deb12u1· amd64 · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· arm64 · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· amd64 · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· arm64 · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
- [ntpsec-ntpdig]Affected
Source package: [ntpsec]
Details (4)
1.2.2+dfsg1-1+deb12u1· amd64 · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· arm64 · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· amd64 · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· arm64 · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
- [ntpsec-ntpviz]Affected
Source package: [ntpsec]
Details (4)
1.2.2+dfsg1-1+deb12u1· amd64 · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· arm64 · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· amd64 · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· arm64 · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
- [python3-ntp]Affected
Source package: [ntpsec]
Details (4)
1.2.2+dfsg1-1+deb12u1· amd64 · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· arm64 · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· amd64 · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1.2.2+dfsg1-1+deb12u1· arm64 · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
- [sntp]Affected
Source package: [ntpsec]
Details (4)
1:4.2.8p15+dfsg-2~1.2.2+dfsg1-1+deb12u1· all · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1:4.2.8p15+dfsg-2~1.2.2+dfsg1-1+deb12u1· all · bookwormAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1:4.2.8p15+dfsg-2~1.2.2+dfsg1-1+deb12u1· all · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
1:4.2.8p15+dfsg-2~1.2.2+dfsg1-1+deb12u1· all · bookworm-securityAffected
dsa · ntpsec · debian · bookworm; dsa · ntpsec · debian · 12
[Debian 13 (Trixie)]
- [ntpsec]Affected
Details (2)
1.2.3+dfsg1-8· amd64 · trixieAffected
dsa · ntpsec · debian · 13
1.2.3+dfsg1-8· arm64 · trixieAffected
dsa · ntpsec · debian · 13
- [ntpsec-doc]Affected
Source package: [ntpsec]
Details (2)
1.2.3+dfsg1-8· all · trixieAffected
dsa · ntpsec · debian · 13
1.2.3+dfsg1-8· all · trixieAffected
dsa · ntpsec · debian · 13
- [ntpsec-ntpdate]Affected
Source package: [ntpsec]
Details (2)
1.2.3+dfsg1-8· amd64 · trixieAffected
dsa · ntpsec · debian · 13
1.2.3+dfsg1-8· arm64 · trixieAffected
dsa · ntpsec · debian · 13
- [ntpsec-ntpdig]Affected
Source package: [ntpsec]
Details (2)
1.2.3+dfsg1-8· amd64 · trixieAffected
dsa · ntpsec · debian · 13
1.2.3+dfsg1-8· arm64 · trixieAffected
dsa · ntpsec · debian · 13
- [ntpsec-ntpviz]Affected
Source package: [ntpsec]
Details (2)
1.2.3+dfsg1-8· amd64 · trixieAffected
dsa · ntpsec · debian · 13
1.2.3+dfsg1-8· arm64 · trixieAffected
dsa · ntpsec · debian · 13
- [python3-ntp]Affected
Source package: [ntpsec]
Details (2)
1.2.3+dfsg1-8· amd64 · trixieAffected
dsa · ntpsec · debian · 13
1.2.3+dfsg1-8· arm64 · trixieAffected
dsa · ntpsec · debian · 13
[openSUSE Tumbleweed]
- [ntpsec]Affected
Source package: [ntpsec]
Details (1)
1.2.5-1.1· x86_64 · tumbleweedAffected · Fixed:
1.2.6-1.1dsa · ntpsec · opensuse · tumbleweed
- [libntpc1]Unknown
Source package: [ntpsec]
Details (1)
1.2.5-1.1· x86_64 · tumbleweedUnknown · Fixed:
1.2.6-1.1Version impact unknown
dsa · ntpsec · opensuse · tumbleweed
- [ntpsec-devel]Unknown
Source package: [ntpsec]
Details (1)
1.2.5-1.1· x86_64 · tumbleweedUnknown · Fixed:
1.2.6-1.1Version impact unknown
dsa · ntpsec · opensuse · tumbleweed
- [ntpsec-doc]Unknown
Source package: [ntpsec]
Details (1)
1.2.5-1.1· noarch · tumbleweedUnknown · Fixed:
1.2.6-1.1Version impact unknown
dsa · ntpsec · opensuse · tumbleweed
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2026_12229-1.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-102483]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-102483]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2026-102483]
- [https://osv.dev/vulnerability/openSUSE-SU-2026:12229-1]
- [https://security-tracker.debian.org/tracker/CVE-2026-102483]
[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]