SB2019071010 - Information exposure in win32k.sys driver in Microsoft Windows



SB2019071010 - Information exposure in win32k.sys driver in Microsoft Windows

Published: July 10, 2019

Security Bulletin ID SB2019071010
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Information disclosure

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Out-of-bounds read (CVE-ID: CVE-2019-1096)

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the win32k component. A local user can use a specially crafted application to trigger out-of-bounds read error and read contents of memory on the system.


Remediation

Install update from vendor's website.