CVE-2011-1877: Use After Free
Use-after-free vulnerability in win32k.sys in the kernel-mode drivers in Microsoft Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application that leverages incorrect driver object management, aka "Win32k Use After Free Vulnerability."
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2011-1877?
CVE-2011-1877 has a critical severity rating, allowing local users to gain elevated privileges.
How do I fix CVE-2011-1877?
To fix CVE-2011-1877, apply the latest security updates provided by Microsoft for affected Windows versions.
Which operating systems are affected by CVE-2011-1877?
CVE-2011-1877 affects Microsoft Windows Vista SP1 and SP2, Windows Server 2008, and Windows 7 SP1, among others.
What type of vulnerability is CVE-2011-1877?
CVE-2011-1877 is a use-after-free vulnerability within the win32k.sys kernel-mode driver.
Can exploitation of CVE-2011-1877 be mitigated?
Exploitation of CVE-2011-1877 can be mitigated by restricting access to the system for untrusted applications and users.