CVE-2026-10655: zephyr from 4.2.0 (inclusive), through 4.4.1 (inclusive), 4.2.0 to before 4.3.1, 4.4.0 to before 4.4.2

Affected technology

zephyr · from 4.2.0 (inclusive), through 4.4.1 (inclusive)
zephyrproject

zephyr · 4.2.0 to before 4.3.1, 4.4.0 to before 4.4.2
zephyrproject

Component: Not specified by the source
File: subsys/net/lib/sntp/sntp.c

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

Attack conditions (NVD, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 6.5/10) rates confidentiality impact as none; integrity impact as low; availability impact as high. NVD’s CVSS 3.1 assessment (base score 5.9/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.