SB20250226256 - Use-after-free in Linux kernel bus fsl-mc driver



SB20250226256 - Use-after-free in Linux kernel bus fsl-mc driver

Published: February 26, 2025 Updated: May 11, 2025

Security Bulletin ID SB20250226256
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Use-after-free (CVE-ID: CVE-2022-49711)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the fsl_mc_bus_remove() function in drivers/bus/fsl-mc/fsl-mc-bus.c. A local user can escalate privileges on the system.


Remediation

Install update from vendor's website.