CWE: 762 Mismatched Memory Management Routines BadSource: Allocate data using strdup() GoodSource: Allocate data using new Sinks: GoodSink: Deallocate data using free() BadSink : Deallocate data using delete Flow Variant: 33 Data flow: use of a C++ reference to data within the same function

CWE: 762 Mismatched Memory Management Routines BadSource: Allocate data using new [] GoodSource: Allocate data using new Sinks: GoodSink: Deallocate data using delete [] BadSink : Deallocate data using delete Flow Variant: 15 Control flow: switch(6) and switch(7)

CWE: 762 Mismatched Memory Management Routines BadSource: realloc Allocate data using realloc() GoodSource: Allocate data using new Sinks: GoodSink: Deallocate data using free() BadSink : Deallocate data using delete Flow Variant: 67 Data flow: data passed in a struct from one function to a...

CWE: 680 Integer Overflow to Buffer Overflow BadSource: connect_socket Read data using a connect socket (client side) GoodSource: Small number greater than zero that will not cause an integer overflow in the sink Sinks: BadSink : Attempt to allocate array using length value from source Flow ...

CWE: 590 Free Memory Not on Heap BadSource: static Data buffer is declared static on the stack GoodSource: Allocate memory on the heap Sinks: BadSink : Print then free data Flow Variant: 45 Data flow: data passed as a static global variable from one function to another in the same source file

CWE: 590 Free Memory Not on Heap BadSource: placement_new Data buffer is declared on the stack GoodSource: Allocate memory on the heap Sinks: BadSink : Print then free data Flow Variant: 73 Data flow: data passed in a list from one function to another in different source files

CWE: 590 Free Memory Not on Heap BadSource: static Data buffer is declared static on the stack GoodSource: Allocate memory on the heap Sink: BadSink : Print then free data Flow Variant: 11 Control flow: if(globalReturnsTrue()) and if(globalReturnsFalse())

CWE: 590 Free Memory Not on Heap BadSource: declare Data buffer is declared on the stack GoodSource: Allocate memory on the heap Sink: BadSink : Print then free data Flow Variant: 52 Data flow: data passed as an argument from one function to another to another in three different source files

CWE: 457 Use of Uninitialized Variable BadSource: partial_init Initialize part, but not all of the array GoodSource: Initialize data Sinks: use GoodSink: Initialize then use data BadSink : Use data Flow Variant: 13 Control flow: if(GLOBAL_CONST_FIVE==5) and if(GLOBAL_CONST_FIVE!=5)

CWE: 457 Use of Uninitialized Variable BadSource: no_init Dont initialize data GoodSource: Initialize data Sinks: use GoodSink: Initialize then use data BadSink : Use data Flow Variant: 08 Control flow: if(staticReturnsTrue()) and if(staticReturnsFalse())

CWE: 401 Memory Leak BadSource: Allocate data using new GoodSource: Allocate data on the stack Sinks: GoodSink: call delete on data BadSink : no deallocation of data Flow Variant: 02 Control flow: if(1) and if(0)

CWE: 396 Catch Generic Exception Sinks: dotdotdot GoodSink: Catch specific exceptions BadSink : Catch ..., which will catch any exception Flow Variant: 10 Control flow: if(globalTrue) and if(globalFalse)

CWE: 23 Relative Path Traversal BadSource: file Read input from a file GoodSource: Use a fixed file name Sinks: w32CreateFile BadSink : Open the file named in data using CreateFile() Flow Variant: 33 Data flow: use of a C++ reference to data within the same function

CWE: 23 Relative Path Traversal BadSource: console Read input from the console GoodSource: Use a fixed file name Sinks: ofstream BadSink : Open the file named in data using ofstream::open() Flow Variant: 43 Data flow: data flows using a C++ reference from one function to another in the same ...

CWE: 23 Relative Path Traversal BadSource: environment Read input from an environment variable GoodSource: Use a fixed file name Sinks: w32CreateFile BadSink : Open the file named in data using CreateFile() Flow Variant: 33 Data flow: use of a C++ reference to data within the same function

CWE: 197 Numeric Truncation Error BadSource: fscanf Read data from the console using fscanf() GoodSource: Less than CHAR_MAX BadSink : Convert data to a char Flow Variant: 82 Data flow: data passed in a parameter to an virtual method called via a pointer

CWE: 195 Signed to Unsigned Conversion Error BadSource: listen_socket Read data using a listen socket (server side) GoodSource: Positive integer Sinks: memmove BadSink : Copy strings using memmove() with the length of data Flow Variant: 62 Data flow: data flows using a C++ reference from one...

CWE: 190 Integer Overflow BadSource: fscanf Read data from the console using fscanf() GoodSource: Set data to a small, non-zero number (two) Sinks: multiply GoodSink: Ensure there will not be an overflow before multiplying data by 2 BadSink : If data is positive, multiply by 2, which can cau...

CWE: 190 Integer Overflow BadSource: fscanf Read data from the console using fscanf() GoodSource: Set data to a small, non-zero number (two) Sinks: add GoodSink: Ensure there will not be an overflow before adding 1 to data BadSink : Add 1 to data, which can cause an overflow Flow Variant: 3...

CWE: 127 Buffer Under-read BadSource: Set data pointer to before the allocated memory buffer GoodSource: Set data pointer to the allocated memory buffer Sinks: loop BadSink : Copy data to string using a loop Flow Variant: 61 Data flow: data returned from one function to another in different...

CWE: 126 Buffer Over-read BadSource: Use a small buffer GoodSource: Use a large buffer Sinks: memcpy BadSink : Copy data to string using memcpy Flow Variant: 83 Data flow: data passed to class constructor and destructor by declaring the class object on the stack

CWE: 122 Heap Based Buffer Overflow BadSource: Allocate using new[] and set data pointer to a small buffer GoodSource: Allocate using new[] and set data pointer to a large buffer Sinks: snprintf BadSink : Copy string to data using snprintf Flow Variant: 33 Data flow: use of a C++ reference ...

CWE: 122 Heap Based Buffer Overflow BadSource: listen_socket Read data using a listen socket (server side) GoodSource: Larger than zero but less than 10 Sinks: GoodSink: Ensure the array index is valid BadSink : Improperly check the array index by not checking the upper bound Flow Variant: ...

CWE: 122 Heap Based Buffer Overflow BadSource: fgets Read data from the console using fgets() GoodSource: Larger than zero but less than 10 Sinks: GoodSink: Ensure the array index is valid BadSink : Improperly check the array index by not checking the upper bound Flow Variant: 17 Control fl...

CWE: 121 Stack Based Buffer Overflow BadSource: Initialize data as a large string GoodSource: Initialize data as a small string Sinks: ncpy BadSink : Copy data to string using wcsncpy Flow Variant: 43 Data flow: data flows using a C++ reference from one function to another in the same sourc...