P4Verified

CVE-2026-19673: zephyr 1.12.0 to before 4.5.0

CVE-2026-19673. CVSS 3.1 base score 7.1 (HIGH, Vendor/CNA).

Affected technology

zephyr · 1.12.0 to before 4.5.0
zephyrproject

Component: Not specified by the source
Function: ethernet_recv
File: subsys/net/l2/ethernet/ethernet.c

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

What an attacker can do

The source reports that an attacker could disrupt service under the conditions described by the source. Vendor/CNA’s CVSS 3.1 assessment (base score 7.1/10) rates confidentiality impact as low; integrity impact as none; availability impact as high.

Published 15-Oct-2026 01:10 UTC

CWE: CWE-125
CCR priority: 28.4 /100 (P4)
CVSS 3.1: 7.1 /10 · CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H · Vendor/CNA
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-15 01:07:31.726917+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-19673.html