SB2025101587 - Privilege escalation in Microsoft Windows storport.sys driver 



SB2025101587 - Privilege escalation in Microsoft Windows storport.sys driver

Published: October 15, 2025

Security Bulletin ID SB2025101587
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) Buffer Over-read (CVE-ID: CVE-2025-59192)

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

The vulnerability exists due to a boundary error in the storport.sys driver. A local user can trigger a buffer over-read and execute arbitrary code with elevated privileges. 


Remediation

Install update from vendor's website.