JS8Call < 2.3.1 and JS8Call-improved < 3.0 - Stack-based Buffer Overflow via Long Maidenhead Locator in APRSISClient.cpp
JS8Call through 2.3.1 and JS8Call-improved before 3.0 have a stack-based buffer overflow via a radio transmission of @APRSIS GRID followed by a long Maidenhead locator. This occurs in grid2deg in APRSISClient.cpp.