SB2025081863 - Resource management error in Linux kernel phy tegra driver



SB2025081863 - Resource management error in Linux kernel phy tegra driver

Published: August 18, 2025

Security Bulletin ID SB2025081863
CSH 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 vulnerability.


1) Resource management error (CVE-ID: CVE-2025-38535)

CWE-ID: CWE-399 - Resource Management Errors

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


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

The vulnerability exists due to resource management error within the tegra186_xusb_padctl_vbus_override(), tegra186_xusb_padctl_id_override() and tegra186_utmi_phy_set_mode() functions in drivers/phy/tegra/xusb-tegra186.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.