A stack overflow is a programming error when too much memory is used on the call stack.

Stack overflow may also refer to:

• Stack buffer overflow, when a program writes to a memory address on the program's call stack outside of the intended data structure; usually a fixed length buffer
• Stack Overflow, a question-and-answer website on the topic of computer programming

This disambiguation page lists articles associated with the title Stack overflow.
If an internal link led you here, you may wish to change the link to point directly to the intended article.