Updated ntpsec packages fix a security vulnerability

Buffer Copy without Checking Size of Input 'Classic Buffer Overflow' in ntpsec. CVE-2026-18321...

MGASA-2026-0430 Updated ntpsec packages fix a security vulnerability

Buffer Copy without Checking Size of Input 'Classic Buffer Overflow' in ntpsec. CVE-2026-18321...

[SECURITY] Fedora 43 Update: ntpsec-1.2.5-1.fc43

NTPsec is a more secure and improved implementation of the Network Time Protocol derived from the original NTP project...

[SECURITY] Fedora 44 Update: ntpsec-1.2.5-1.fc44

NTPsec is a more secure and improved implementation of the Network Time Protocol derived from the original NTP project...

Fedora 44 : ntpsec (2026-80887c367d)

The remote Fedora 44 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-80887c367d advisory. Update to the latest upstream release, which has a security fix for CVE-2026-18321, and other bug fixes and improvements. Tenable has extracted the preceding...

Fedora 43 : ntpsec (2026-11d8a5a213)

The remote Fedora 43 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-11d8a5a213 advisory. Update to the latest upstream release, which has a security fix for CVE-2026-18321, and other bug fixes and improvements. Tenable has extracted the preceding...

CVE-2026-18321

A flaw was found in NTPsec. A local attacker could exploit a buffer overflow vulnerability in the Zyfer refclock component, leading to the ntpd daemon crashing. This could result in a denial of service DoS, making the network time synchronization service unavailable...

Photon OS 5.0: Ntpsec PHSA-2024-5.0-91-0195

An update of the ntpsec package has been released. %NASLMINLEVEL 80900 C Tenable, Inc. The descriptive text and package checks in this plugin were extracted from VMware Security Advisory PHSA-2024-5.0-91-0195. The text itself is copyright C VMware, Inc. include'compat.inc'; if description...

CVE-2026-18321

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

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...

CVE-2026-18321: Buffer Copy without Checking Size of Input

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

Linux Distros Unpatched Vulnerability : CVE-2026-18321

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Buffer overflow in NTPsec's Zyfer refclock allows local attacker to crash ntpd CVE-2026-18321 Note that Nessus relies on the presence of the package as reported...

NTPsec < 0.9.5 Multiple Vulnerabilities

NTPsec is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:ntpsec:ntpsec"; ifdescription...

NTPsec < 1.1.0 DoS Vulnerability

NTPsec is prone to a denial of service DoS vulnerability. SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:ntpsec:ntpsec";...

EUVD-2016-2644

Malware in sbrugna...

EUVD-2016-2645

Malware in sbrugna...

EUVD-2021-9358

Malicious code in bioql PyPI...

Photon OS 5.0: Ntpsec PHSA-2024-5.0-0195

An update of the ntpsec package has been released. %NASLMINLEVEL 80900 C Tenable, Inc. The descriptive text and package checks in this plugin were extracted from VMware Security Advisory PHSA-2024-5.0-0195. The text itself is copyright C VMware, Inc. include'compat.inc'; if description...

NTPsec < 1.2.2a DoS Vulnerability

NTPsec is prone to a denial of service DoS vulnerability. SPDX-FileCopyrightText: 2024 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:ntpsec:ntpsec";...

NTPsec < 1.2.1 Improper Filtering Vulnerability

NTPsec is prone to an improper filtering vulnerability. SPDX-FileCopyrightText: 2024 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only CPE = "cpe:/a:ntpsec:ntpsec";...