P4Verified

CVE-2026-19736: zephyr 4.3.0 through 4.4.2

CVE-2026-19736. CVSS 3.1 base score 7.8 (HIGH, Vendor/CNA).

Affected technology

zephyr · 4.3.0 through 4.4.2
zephyrproject

Component: Not specified by the source
Function: entropy_get_entropy, entropy_mcux_trng_get_entropy
File: drivers/entropy/entropy_mcux_trng.c

Attack conditions (Vendor/CNA, 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 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 11-Oct-2026 23:39 UTC

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 · Vendor/CNA
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-11 23:39:08.456424+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-19736.html