CVE-2026-4179

| EUVD-2026-12190 MEDIUM
2026-03-14 zephyr
6.1
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 14, 2026 - 23:00 vuln.today
EUVD ID Assigned
Mar 14, 2026 - 23:00 euvd
EUVD-2026-12190
CVE Published
Mar 14, 2026 - 21:51 nvd
MEDIUM 6.1

Tags

Denial Of Service

Description

Issues in stm32 USB device driver (drivers/usb/device/usb_dc_stm32.c) can lead to an infinite while loop.

Analysis

The STM32 USB device driver in Zephyr contains a logic error that can trigger an infinite loop, allowing a local attacker with user-level privileges to cause a denial of service by halting system responsiveness. No patch is currently available for this medium-severity defect that affects the USB subsystem's operational stability.

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Remediation

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

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Priority Score

31
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +30
POC: 0

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CVE-2026-4179 vulnerability details – vuln.today
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