CWE-395 - Use of NullPointerException Catch to Detect NULL Pointer Dereference
- Abstraction:Base
- Structure:Simple
- Status:Draft
- Release Date:2006-07-19
- Latest Modification Date:2024-02-29
Weakness Name
Use of NullPointerException Catch to Detect NULL Pointer Dereference
Description
Catching NullPointerException should not be used as an alternative to programmatic checks to prevent dereferencing a null pointer.
Programmers typically catch NullPointerException under three circumstances: Of these three circumstances, only the last is acceptable.
Common Consequences
Scope: Availability
Impact: DoS: Resource Consumption (CPU)