P4Verified

CVE-2026-19569: zephyr 3.5.0 through 4.4.2

CVE-2026-19569. CVSS 3.1 base score 8.8 (HIGH, Vendor/CNA).

Affected technology

zephyr · 3.5.0 through 4.4.2
zephyrproject

Component: Not specified by the source
Function: dynamic_object_create, z_impl_k_object_alloc_size, z_impl_k_thread_stack_alloc
File: kernel/userspace/userspace.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 8.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 2026-10-09 12:22:13.048978+00:00

CWE: CWE-190
CCR priority: 35.2 /100 (P4)
CVSS 3.1: 8.8 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H · Vendor/CNA
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-09 12:21:30.679837+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-19569.html