SB2025052192 - Input validation error in Linux kernel usb typec driver



SB2025052192 - Input validation error in Linux kernel usb typec driver

Published: May 21, 2025 Updated: May 26, 2025

Security Bulletin ID SB2025052192
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Input validation error (CVE-ID: CVE-2025-37986)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation within the typec_unregister_partner() function in drivers/usb/typec/class.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.