A stack-based buffer overflow vulnerability exists in Effectmatrix Total Video Converter Command Line (TVCC) 2.50 when an overly long string is passed to the "-f" parameter. This can lead to memory corruption, potentially allowing arbitrary code execution or causing a denial of service via specially crafted input.
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).