CVE-2026-78117: zephyr 3.4.0 through 4.4.2

CVE-2026-78117. CVSS 3.1 base score 4.2 (MEDIUM, Vendor/CNA).

Affected technology

zephyr · 3.4.0 through 4.4.2
zephyrproject

Component: Not specified by the source
Function: psoc6_bless_send
File: drivers/bluetooth/hci/hci_ifx_psoc6_bless.c, drivers/bluetooth/hci/hci_infineon_psoc6_bless.c, drivers/bluetooth/hci/hci_psoc6_bless.c

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

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 4.2/10) rates confidentiality and availability impact as low; integrity impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 22-Oct-2026 01:10 UTC

CWE: CWE-362
CCR priority: 16.8 /100 (P5)
CVSS 3.1: 4.2 /10 · CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L · Vendor/CNA
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-22 01:08:24.561609+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-78117.html