P4Verified

CVE-2026-19939: zephyr 3.7.0 through 4.4.2

CVE-2026-19939. CVSS 3.1 base score 6.3 (MEDIUM, Vendor/CNA).

Affected technology

zephyr · 3.7.0 through 4.4.2
zephyrproject

Component: Not specified by the source
Function: bt_avdtp_l2cap_disconnected
File: subsys/bluetooth/host/classic/avdtp.c

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

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 6.3/10) rates confidentiality impact as none; integrity impact as low; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 13-Oct-2026 20:19 UTC

CWE: CWE-825
CCR priority: 25.2 /100 (P4)
CVSS 3.1: 6.3 /10 · CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H · Vendor/CNA
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-13 20:16:59.278043+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-19939.html