CVE-2009-2516 Null dereference in n/a

What is CVE-2009-2516?

CVE-2009-2516 is a high-severity vulnerability in Microsoft Windows 2000, published on 14 Oct 2009. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The kernel in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold and SP1, and Server 2008 Gold does not properly validate data sent from user mode, which allows local users to gain privileges via a crafted PE .exe file that triggers a NULL pointer dereference during chain traversal, aka "Windows Kernel NULL Pointer Dereference Vulnerability."

Weakness: CWE-20, CWE-476

Which versions are affected by CVE-2009-2516?

It affects 5 products.

Products include Microsoft Windows 2000, Microsoft Windows Server 2003, Microsoft Windows Server 2008, Microsoft Windows Vista, Microsoft Windows Xp.

How do I fix CVE-2009-2516?

No fix has been published for CVE-2009-2516 yet. Limit exposure of the affected software until one is available.

Is CVE-2009-2516 being exploited?

There is no known exploitation of CVE-2009-2516 in the wild and no public exploit code.

Other vulnerabilities in Microsoft Windows 2000

• CVE-2008-4250 Microsoft Windows Buffer Overflow Exploited Critical 9.8
• CVE-2010-0232 Microsoft Windows Kernel Exception Handler Exploited High 7.8
• CVE-2009-1123 Microsoft Windows Improper Input Validation Exploited High 7.8
• CVE-2002-0367 Microsoft Windows Privilege Escalation Exploited High 7.8
• CVE-2010-0269 Memory corruption in n/a Critical 10.0

All Microsoft Windows 2000 vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-24fj-8422-2v9w.