Checker | Guideline |
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Arithmetic operation with NULL pointer | EXP34-C. Do not dereference null pointers |
Array access out of bounds | ARR30-C. Do not form or use out-of-bounds pointers or array subscripts |
Array access out of bounds | ARR38-C. Guarantee that library functions do not form invalid pointers |
Array access out of bounds | API02-C. Functions that read or write to or from an array should take an argument to specify the source or target size |
Array access with tainted index | ARR30-C. Do not form or use out-of-bounds pointers or array subscripts |
Array access with tainted index | API02-C. Functions that read or write to or from an array should take an argument to specify the source or target size |
Bad file access mode or status | FIO11-C. Take care when specifying the mode parameter of fopen() |
Buffer overflow from incorrect string format specifier | ARR38-C. Guarantee that library functions do not form invalid pointers |
Buffer overflow from incorrect string format specifier | STR03-C. Do not inadvertently truncate a string |
Closing a previously closed resource | FIO46-C. Do not access a closed file |
Command executed from externally controlled path | ENV33-C. Do not call system() |
Command executed from externally controlled path | STR02-C. Sanitize data passed to complex subsystems |
Copy of overlapping memory | EXP43-C. Avoid undefined behavior when using restrict-qualified pointers |
Data race | CON32-C. Prevent data races when accessing bit-fields from multiple threads |
Data race | CON43-C. Do not allow data races in multithreaded code |
Data race | POS49-C. When data must be accessed by multiple threads, provide a mutex and guarantee no adjacent data is also accessed |
Data race | CON09-C. Avoid the ABA problem when using lock-free algorithms |
Dead code | MSC01-C. Strive for logical completeness |
Dead code | MSC07-C. Detect and remove dead code |
Dead code | MSC12-C. Detect and remove code that has no effect or is never executed |
Deadlock | CON35-C. Avoid deadlock by locking in a predefined order |
Deadlock | POS51-C. Avoid deadlock with POSIX threads by locking in predefined order |
Deallocation of previously deallocated pointer | MEM30-C. Do not access freed memory |
Deallocation of previously deallocated pointer | MEM00-C. Allocate and free memory in the same module, at the same level of abstraction |
Declaration mismatch | DCL40-C. Do not create incompatible declarations of the same function or object |
Declaration mismatch | EXP37-C. Call functions with the correct number and type of arguments |
Destination buffer overflow in string manipulation | ARR38-C. Guarantee that library functions do not form invalid pointers |
Destination buffer overflow in string manipulation | STR38-C. Do not confuse narrow and wide character strings and functions |
Destination buffer overflow in string manipulation | ENV01-C. Do not make assumptions about the size of an environment variable |
Destination buffer overflow in string manipulation | STR07-C. Use the bounds-checking interfaces for string manipulation |
Destination buffer underflow in string manipulation | ARR38-C. Guarantee that library functions do not form invalid pointers |
Deterministic random output from constant seed | MSC32-C. Properly seed pseudorandom number generators |
Execution of externally controlled command | ENV33-C. Do not call system() |
Execution of externally controlled command | STR02-C. Sanitize data passed to complex subsystems |
File access between time of check and use (TOCTOU) | FIO45-C. Avoid TOCTOU race conditions while accessing files |
File access between time of check and use (TOCTOU) | POS35-C. Avoid race conditions while checking for the existence of a symbolic link |
File access between time of check and use (TOCTOU) | FIO01-C. Be careful using functions that use file names for identification |
File manipulation after chroot() without chdir("/") | POS05-C. Limit access to files by creating a jail |
Float conversion overflow | FLP34-C. Ensure that floating-point conversions are within range of the new type |
Float conversion overflow | FLP03-C. Detect and handle floating-point errors |
Float division by zero | FLP03-C. Detect and handle floating-point errors |
Float overflow | FLP03-C. Detect and handle floating-point errors |
Float overflow | FLP06-C. Convert integers to floating point for floating-point operations |
Format string specifiers and arguments mismatch | EXP37-C. Call functions with the correct number and type of arguments |
Format string specifiers and arguments mismatch | DCL11-C. Understand the type issues associated with variadic functions |
Guarantee that storage for strings has sufficient space for character data and null terminator | STR31-C. Guarantee that storage for strings has sufficient space for character data and the null terminator |
Hard coded buffer size | DCL06-C. Use meaningful symbolic constants to represent literal values |
Hard coded loop boundary | DCL06-C. Use meaningful symbolic constants to represent literal values |
Improper array initialization | ARR02-C. Explicitly specify array bounds, even if implicitly defined by an initializer |
Incorrect pointer scaling | EXP08-C. Ensure pointer arithmetic is used correctly |
Integer conversion overflow | INT31-C. Ensure that integer conversions do not result in lost or misinterpreted data |
Integer conversion overflow | FLP34-C. Ensure that floating-point conversions are within range of the new type |
Integer conversion overflow | INT02-C. Understand integer conversion rules |
Integer conversion overflow | INT18-C. Evaluate integer expressions in a larger size before comparing or assigning to that size |
Integer division by zero | INT33-C. Ensure that division and remainder operations do not result in divide-by-zero errors |
Integer overflow | INT32-C. Ensure that operations on signed integers do not result in overflow |
Integer overflow | INT00-C. Understand the data model used by your implementation(s) |
Integer overflow | INT02-C. Understand integer conversion rules |
Integer overflow | INT08-C. Verify that all integer values are in range |
Integer overflow | INT18-C. Evaluate integer expressions in a larger size before comparing or assigning to that size |
Invalid assumptions about memory organization | ARR37-C. Do not add or subtract an integer to a pointer to a non-array object |
Invalid free of pointer | MEM34-C. Only free memory allocated dynamically |
Invalid free of pointer | MEM00-C. Allocate and free memory in the same module, at the same level of abstraction |
Invalid use of = operator | EXP45-C. Do not perform assignments in selection statements |
Invalid use of standard library floating point routine | FLP32-C. Prevent or detect domain and range errors in math functions |
Invalid use of standard library floating point routine | FLP03-C. Detect and handle floating-point errors |
Invalid use of standard library memory routine | ARR38-C. Guarantee that library functions do not form invalid pointers |
Invalid use of standard library memory routine | API00-C. Functions should validate their parameters |
Invalid use of standard library routine | API00-C. Functions should validate their parameters |
Invalid use of standard library string routine | ARR38-C. Guarantee that library functions do not form invalid pointers |
Invalid use of standard library string routine | STR32-C. Do not pass a non-null-terminated character sequence to a library function that expects a string |
Invalid use of standard library string routine | API00-C. Functions should validate their parameters |
Invalid va_list argument | MSC39-C. Do not call va_arg() on a va_list that has an indeterminate value |
Library loaded from externally controlled path | STR02-C. Sanitize data passed to complex subsystems |
Library loaded from externally controlled path | WIN00-C. Be specific when dynamically loading libraries |
Load of library from a relative path can be controlled by an external actor | WIN00-C. Be specific when dynamically loading libraries |
Loop bounded with tainted value | INT04-C. Enforce limits on integer values originating from tainted sources |
Loop bounded with tainted value | MSC21-C. Use robust loop termination conditions |
Memory allocation with tainted size | MEM35-C. Allocate sufficient memory for an object |
Memory allocation with tainted size | INT04-C. Enforce limits on integer values originating from tainted sources |
Memory allocation with tainted size | MEM07-C. Ensure that the arguments to calloc(), when multiplied, do not wrap |
Memory allocation with tainted size | MEM10-C. Define and use a pointer validation function |
Memory allocation with tainted size | MEM11-C. Do not assume infinite heap space |
Memory leak | MEM31-C. Free dynamically allocated memory when no longer needed |
Memory leak | MEM11-C. Do not assume infinite heap space |
Memory leak | MEM12-C. Consider using a goto chain when leaving a function on error when using and releasing resources |
Mismatch between data length and size | ARR38-C. Guarantee that library functions do not form invalid pointers |
MISRA2012-DIR-1_1 | FLP30-C. Do not use floating-point variables as loop counters |
MISRA2012-RULE-8_1 | DCL31-C. Declare identifiers before using them |
MISRA2012-RULE-8_2 | DCL36-C. Do not declare an identifier with conflicting linkage classifications |
MISRA2012-RULE-8_4 | DCL36-C. Do not declare an identifier with conflicting linkage classifications |
MISRA2012-RULE-8_8 | DCL36-C. Do not declare an identifier with conflicting linkage classifications |
MISRA2012-RULE-13_2 | PRE31-C. Avoid side effects in arguments to unsafe macros |
MISRA2012-RULE-13_2 | EXP30-C. Do not depend on the order of evaluation for side effects |
MISRA2012-RULE-14_1 | FLP30-C. Do not use floating-point variables as loop counters |
MISRA2012-RULE-17_3 | DCL31-C. Declare identifiers before using them |
MISRA2012-RULE-17_3 | DCL36-C. Do not declare an identifier with conflicting linkage classifications |
MISRA2012-RULE-21_1 | DCL37-C. Do not declare or define a reserved identifier |
MISRA2012-RULE-21_2 | DCL37-C. Do not declare or define a reserved identifier |
Missing case for switch condition | MSC01-C. Strive for logical completeness |
Missing case for switch condition | MSC07-C. Detect and remove dead code |
Missing lock | CON01-C. Acquire and release synchronization primitives in the same module, at the same level of abstraction |
Missing null in string array | STR11-C. Do not specify the bound of a character array initialized with a string literal |
Missing return statement | MSC37-C. Ensure that control never reaches the end of a non-void function |
Missing unlock | MEM12-C. Consider using a goto chain when leaving a function on error when using and releasing resources |
Modification of internal buffer returned from nonreentrant standard function | ENV30-C. Do not modify the object referenced by the return value of certain functions |
Modification of internal buffer returned from nonreentrant standard function | STR06-C. Do not assume that strtok() leaves the parse string unchanged |
Non-initialized pointer | EXP33-C. Do not read uninitialized memory |
Non-initialized variable | EXP33-C. Do not read uninitialized memory |
Non-initialized variable | MSC39-C. Do not call va_arg() on a va_list that has an indeterminate value |
Null pointer | EXP34-C. Do not dereference null pointers |
Pointer access out of bounds | EXP39-C. Do not access a variable through a pointer of an incompatible type |
Pointer access out of bounds | ARR30-C. Do not form or use out-of-bounds pointers or array subscripts |
Pointer access out of bounds | ARR38-C. Guarantee that library functions do not form invalid pointers |
Pointer access out of bounds | MEM35-C. Allocate sufficient memory for an object |
Pointer access out of bounds | API02-C. Functions that read or write to or from an array should take an argument to specify the source or target size |
Pointer access out of bounds | EXP08-C. Ensure pointer arithmetic is used correctly |
Pointer dereference with tainted offset | ARR30-C. Do not form or use out-of-bounds pointers or array subscripts |
Pointer or reference to stack variable leaving scope | DCL30-C. Declare objects with appropriate storage durations |
Possible misuse of sizeof | ARR38-C. Guarantee that library functions do not form invalid pointers |
Possible misuse of sizeof | ARR00-C. Understand how arrays work |
Possible misuse of sizeof | ARR01-C. Do not apply the sizeof operator to a pointer when taking the size of an array |
Possibly unintended evaluation of expression because of operator precedence rules | EXP00-C. Use parentheses for precedence of operation |
Possibly unintended evaluation of expression because of operator precedence rules | EXP13-C. Treat relational and equality operators as if they were nonassociative |
Predictable random output from predictable seed | MSC32-C. Properly seed pseudorandom number generators |
Qualifier removed in conversion | EXP32-C. Do not access a volatile object through a nonvolatile reference |
Qualifier removed in conversion | EXP37-C. Call functions with the correct number and type of arguments |
Qualifier removed in conversion | EXP05-C. Do not cast away a const qualification |
Resource leak | FIO42-C. Close files when they are no longer needed |
Resource leak | MEM12-C. Consider using a goto chain when leaving a function on error when using and releasing resources |
Sensitive data printed out | MEM06-C. Ensure that sensitive data is not written out to disk |
Sensitive heap memory not cleared before release | MEM03-C. Clear sensitive information stored in reusable resources |
Sensitive heap memory not cleared before release | MSC18-C. Be careful while handling sensitive data, such as passwords, in program code |
Shift of a negative value | INT34-C. Do not shift an expression by a negative number of bits or by greater than or equal to the number of bits that exist in the operand |
Shift operation overflow | INT34-C. Do not shift an expression by a negative number of bits or by greater than or equal to the number of bits that exist in the operand |
Sign change integer conversion overflow | INT31-C. Ensure that integer conversions do not result in lost or misinterpreted data |
Standard function call with incorrect arguments | EXP37-C. Call functions with the correct number and type of arguments |
Standard function call with incorrect arguments | STR32-C. Do not pass a non-null-terminated character sequence to a library function that expects a string |
Standard function call with incorrect arguments | FIO46-C. Do not access a closed file |
Standard function call with incorrect arguments | API00-C. Functions should validate their parameters |
Tainted Data Defects | API00-C. Functions should validate their parameters |
Tainted division operand | INT32-C. Ensure that operations on signed integers do not result in overflow |
Tainted division operand | INT33-C. Ensure that division and remainder operations do not result in divide-by-zero errors |
Tainted modulo operand | INT33-C. Ensure that division and remainder operations do not result in divide-by-zero errors |
Tainted modulo operand | INT10-C. Do not assume a positive remainder when using the % operator |
Tainted NULL or non-null-terminated string | STR32-C. Do not pass a non-null-terminated character sequence to a library function that expects a string |
Tainted NULL or non-null-terminated string | ENV01-C. Do not make assumptions about the size of an environment variable |
Tainted sign change conversion | INT31-C. Ensure that integer conversions do not result in lost or misinterpreted data |
Tainted sign change conversion | INT02-C. Understand integer conversion rules |
Tainted sign change conversion | MEM04-C. Beware of zero-length allocations |
Tainted sign change conversion | MEM11-C. Do not assume infinite heap space |
Tainted sign change conversion | MSC21-C. Use robust loop termination conditions |
Tainted size of variable length array | ARR32-C. Ensure size arguments for variable length arrays are in a valid range |
Tainted size of variable length array | INT04-C. Enforce limits on integer values originating from tainted sources |
Tainted size of variable length array | MEM04-C. Beware of zero-length allocations |
Tainted size of variable length array | MEM05-C. Avoid large stack allocations |
Tainted string format | FIO30-C. Exclude user input from format strings |
Umask used with chmod-style arguments | FIO06-C. Create files with appropriate access permissions |
Uncleared sensitive data in stack | MEM03-C. Clear sensitive information stored in reusable resources |
Uncleared sensitive data in stack | MSC18-C. Be careful while handling sensitive data, such as passwords, in program code |
Unprotected dynamic memory allocation | MEM10-C. Define and use a pointer validation function |
Unprotected dynamic memory allocation | MEM11-C. Do not assume infinite heap space |
Unreachable code | MSC01-C. Strive for logical completeness |
Unreachable code | MSC07-C. Detect and remove dead code |
Unreachable code | MSC12-C. Detect and remove code that has no effect or is never executed |
Unreliable cast of function pointer | EXP37-C. Call functions with the correct number and type of arguments |
Unreliable cast of pointer | EXP36-C. Do not cast pointers into more strictly aligned pointer types |
Unsafe standard encryption function | MSC18-C. Be careful while handling sensitive data, such as passwords, in program code |
Unsigned integer conversion overflow | INT31-C. Ensure that integer conversions do not result in lost or misinterpreted data |
Unsigned integer conversion overflow | FLP34-C. Ensure that floating-point conversions are within range of the new type |
Unsigned integer conversion overflow | INT18-C. Evaluate integer expressions in a larger size before comparing or assigning to that size |
Unsigned integer overflow | INT30-C. Ensure that unsigned integer operations do not wrap |
Unsigned integer overflow | INT18-C. Evaluate integer expressions in a larger size before comparing or assigning to that size |
Unused parameter | MSC13-C. Detect and remove unused values |
Use of dangerous standard function | API02-C. Functions that read or write to or from an array should take an argument to specify the source or target size |
Use of dangerous standard function | ENV01-C. Do not make assumptions about the size of an environment variable |
Use of dangerous standard function | STR07-C. Use the bounds-checking interfaces for string manipulation |
Use of memset with size argument zero | MSC12-C. Detect and remove code that has no effect or is never executed |
Use of non-secure temporary file | FIO03-C. Do not make assumptions about fopen() and file creation |
Use of non-secure temporary file | FIO21-C. Do not create temporary files in shared directories |
Use of obsolete standard function | MSC33-C. Do not pass invalid data to the asctime() function |
Use of obsolete standard function | POS33-C. Do not use vfork() |
Use of obsolete standard function | MSC24-C. Do not use deprecated or obsolescent functions |
Use of previously closed resource | FIO46-C. Do not access a closed file |
Use of previously freed pointer | MEM30-C. Do not access freed memory |
Use of previously freed pointer | MEM00-C. Allocate and free memory in the same module, at the same level of abstraction |
Use of setjmp/longjmp | MSC22-C. Use the setjmp(), longjmp() facility securely |
Use of tainted pointer | EXP34-C. Do not dereference null pointers |
Use of tainted pointer | ARR30-C. Do not form or use out-of-bounds pointers or array subscripts |
Use of tainted pointer | ARR38-C. Guarantee that library functions do not form invalid pointers |
Use of tainted pointer | API02-C. Functions that read or write to or from an array should take an argument to specify the source or target size |
Use of tainted pointer | MEM10-C. Define and use a pointer validation function |
Variable length array with nonpositive size | MEM04-C. Beware of zero-length allocations |
Variable length array with nonpositive size | MEM05-C. Avoid large stack allocations |
Variable shadowing | DCL01-C. Do not reuse variable names in subscopes |
Vulnerable path manipulation | FIO02-C. Canonicalize path names originating from tainted sources |
Vulnerable permission assignments | FIO06-C. Create files with appropriate access permissions |
Vulnerable pseudo-random number generator | MSC30-C. Do not use the rand() function for generating pseudorandom numbers |
Write without a further read | MSC13-C. Detect and remove unused values |
Write without a further reads | DCL22-C. Use volatile for data that cannot be cached |
Writing to const qualified object | EXP40-C. Do not modify constant objects |
Writing to const qualified object | STR30-C. Do not attempt to modify string literals |
Writing to const qualified object | STR05-C. Use pointers to const when referring to string literals |
Writing to const qualified object | STR06-C. Do not assume that strtok() leaves the parse string unchanged |
Wrong allocated object size for cast | STR38-C. Do not confuse narrow and wide character strings and functions |
Wrong allocated object size for cast | MEM02-C. Immediately cast the result of a memory allocation function call into a pointer to the allocated type |
Wrong type used in sizeof | MEM35-C. Allocate sufficient memory for an object |
Wrong type used in sizeof | MEM02-C. Immediately cast the result of a memory allocation function call into a pointer to the allocated type |