Lucene search
+L

CVE-2026-18321

🗓️ 31 Jul 2026 19:17:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 4 Views

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

Related
Packages
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-18321
31 Jul 202618:04
attackerkb
alpinelinux
AlpineLinux
CVE-2026-18321
31 Jul 202618:04
alpinelinux
cve
CVE
CVE-2026-18321
31 Jul 202618:04
cve
cvelist
Cvelist
CVE-2026-18321 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') in ntpsec
31 Jul 202618:04
cvelist
debiancve
Debian CVE
CVE-2026-18321
31 Jul 202618:04
debiancve
euvd
EUVD
EUVD-2026-51593
31 Jul 202618:04
euvd
nessus
Tenable Nessus
Fedora 43 : ntpsec (2026-11d8a5a213)
20 Aug 202600:00
nessus
nessus
Tenable Nessus
Fedora 44 : ntpsec (2026-80887c367d)
20 Aug 202600:00
nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-18321
31 Jul 202600:00
nessus
nvd
NVD
CVE-2026-18321
31 Jul 202619:17
nvd
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu18.04allntpsec0ntpsec_0_all.deb
Ubuntu20.04allntpsec0ntpsec_0_all.deb
Ubuntu22.04allntpsec0ntpsec_0_all.deb
Ubuntu24.04allntpsec0ntpsec_0_all.deb
Ubuntu26.04allntpsec0ntpsec_0_all.deb

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

07 Aug 2026 16:56Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.14.7
EPSS0.00084
SSVC
4