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Dangling Pointer is a Special type of pointer in which that memory location is free or deleted.
For Example:
int main()
{
int *p=(char*)malloc(sizeof(char));
free(p);
p=NULL;
//p is the dangling Pointer
}
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A dangling pointer is a pointer in your program that points to memory that's been deleted.
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A dangling pointer is a pointer in C programming that points to memory that has been deallocated (freed) or is otherwise no longer valid. Trying to use a dangling pointer leads to unpredictable behavior and often program crashes.