Zeroboo1227

A heap-based buffer overflow occurs in Winlogon, which allows an authorized attacker to elevate privileges locally. A heap-based buffer overflow is a condition where a program writes more data to a heap memory buffer than it can hold, potentially leading to memory corruption.

A use after free issue in Windows Push Notification Core allows an authorized attacker to elevate privileges locally. Use after free is a memory corruption flaw that occurs when an application continues to use a pointer after it has been freed.