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CVE-2026-10643: zephyr from 3.6.0 (inclusive), through 4.4.1 (inclusive), 4.0.0 to before 4.3.1, 4.4.0 to before 4.4.2

CVE-2026-10643. CVSS 3.1 base score 7.8 (HIGH, NVD). EPSS 0.00164 (percentile 0.0519), scored 14-Oct-2026.

Affected technology

zephyr · from 3.6.0 (inclusive), through 4.4.1 (inclusive)
zephyrproject

zephyr · 4.0.0 to before 4.3.1, 4.4.0 to before 4.4.2
zephyrproject

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

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

Attack conditions (NVD, CVSS 3.1): Local · Low privileges required · No user interaction required

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 8.7/10) rates confidentiality impact as low; integrity and availability impact as high. NVD’s CVSS 3.1 assessment (base score 7.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published

CWE
CWE-787
CCR priority
31.2 /100 (P4)
CVSS 3.1
7.8 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · NVD
EPSS
0.00164 · percentile 0.0519 · 2026-10-14
KEV
no

Provenance

Stable permalink: https://cybercodered.org/item/cve-cve-2026-10643.html