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...

CVE-2026-18321

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

CVE-2026-18321

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...

EUVD-2023-53905

Malicious code in bioql PyPI...

SUSE CVE-2023-4012

ntpd will crash if the server is not NTS-enabled no certificate and it receives an NTS-enabled client request mode 3...

[SECURITY] [DSA 5466-1] ntpsec security update

------------------------------------------------------------------------- Debian Security Advisory DSA-5466-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso August 04, 2023 https://www.debian.org/security/faq -...

SUSE CVE-2019-6445

An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL pointer dereference and ntpd crash in ntpcontrol.c, related to ctlgetitem...

EulerOS Virtualization for ARM 64 3.0.2.0 : ntp (EulerOS-SA-2019-1938)

According to the versions of the ntp packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerabilities : - The Network Time Protocol NTP is used to synchronize a computer's time with another reference time source. This package...

CVE-2019-6445

An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL pointer dereference and ntpd crash in ntpcontrol.c, related to ctlgetitem...

Null pointer dereference

An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL pointer dereference and ntpd crash in ntpcontrol.c, related to ctlgetitem...

CVE-2019-6445

An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL pointer dereference and ntpd crash in ntpcontrol.c, related to ctlgetitem...

CVE-2019-6445

An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL pointer dereference and ntpd crash in ntpcontrol.c, related to ctlgetitem...

CVE-2019-6445

An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL pointer dereference and ntpd crash in ntpcontrol.c, related to ctlgetitem...

CVE-2019-6445

An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL pointer dereference and ntpd crash in ntpcontrol.c, related to ctlgetitem...

CVE-2019-6445

Summary: CVE-2019-6445 affects NTPsec prior to 1.1.3. An authenticated attacker can trigger a NULL pointer dereference in ntp_control.c (ctl_getitem), causing ntpd to crash. The issue is confirmed in multiple advisories and vendor/plugin postings tied to the 1.1.3 release. Affected component: ntp...

ntp: Buffer Overflow in DPTS Clock

A vulnerability was found in NTP, in the parsing of packets from the /dev/datum device. A malicious device could send crafted messages, causing ntpd to crash...

CVE-2015-5194

The logconfigcommand function in ntpparser.y in ntpd in NTP before 4.2.7p42 allows remote attackers to cause a denial of service ntpd crash via crafted logconfig commands...

CVE-2015-5194

The logconfigcommand function in ntpparser.y in ntpd in NTP before 4.2.7p42 allows remote attackers to cause a denial of service ntpd crash via crafted logconfig commands...

CVE-2017-6464

CVE-2017-6464: NTP denial of service via a malformed mode configuration directive. A remote authenticated attacker could crash ntpd. Affected are ntp in ntp 4.2.x prior to 4.2.8p10 and 4.3.x prior to 4.3.94. Connected advisories/entries confirm fixes and updates to remediate, e.g., Red Hat/CentOS...