SB2025050316 - Memory leak in Linux kernel thunderbolt driver



SB2025050316 - Memory leak in Linux kernel thunderbolt driver

Published: May 3, 2025 Updated: May 10, 2025

Security Bulletin ID SB2025050316
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) Memory leak (CVE-ID: CVE-2023-53050)

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

The vulnerability exists due to memory leak within the margining_port_remove() and margining_switch_init() functions in drivers/thunderbolt/debugfs.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.