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Sid 1-51456


OS-WINDOWS Microsoft Windows gdi32 graphics adapter handling null pointer dereference attempt


This event is generated when an attacker attempts to exploit a memory corruption vulnerability in Microsoft Windows.


Attempted Administrator Privilege Gain

Detailed information

This rule checks for attempts to exploit a NULL pointer dereference in Microsoft Windows' gdi32 library when handling graphics adapters in kernel-land.

Affected systems

Ease of attack

False positives

Not known

False negatives

Not known

Corrective action


  • Cisco Talos Intelligence Group

Additional References

  • CVE-2019-1284