NULL Pointer Dereference
The Heimdal Software Kerberos 5 implementation is vulnerable to a Null Pointer Dereferance. An attacker with network access to an application that depends on the vulnerable code path can cause the application to crash.
CWE-476 - NULL Pointer Dereference
A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.