SEI CERT C Coding Standard

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Title: Security Reviewer - Static Reviewer_V  
Author: Francesco Mariani Jul 02, 2025
Last Changed by: Francesco Mariani Jul 15, 2025
Tiny Link: (useful for email) https://wiki.sei.cmu.edu/confluence/x/NIB_Iw
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SEI CERT C Coding Standard (72)
    Page: MEM34-C. Only free memory allocated dynamically
    Page: FIO42-C. Close files when they are no longer needed
    Page: DCL40-C. Do not create incompatible declarations of the same function or object
    Page: EXP12-C. Do not ignore values returned by functions
    Page: FLP34-C. Ensure that floating-point conversions are within range of the new type
    Page: INT08-C. Verify that all integer values are in range
    Page: MSC37-C. Ensure that control never reaches the end of a non-void function
    Page: ERR04-C. Choose an appropriate termination strategy
    Page: EXP34-C. Do not dereference null pointers
    Page: EXP37-C. Call functions with the correct number and type of arguments
    Page: INT01-C. Use size_t or rsize_t for all integer values representing the size of an object
    Page: MSC11-C. Incorporate diagnostic tests using assertions
    Page: EXP36-C. Do not cast pointers into more strictly aligned pointer types
    Page: POS01-C. Check for the existence of links when dealing with files
    Page: MEM10-C. Define and use a pointer validation function
    Page: EXP40-C. Do not modify constant objects
    Page: EXP00-C. Use parentheses for precedence of operation
    Page: MEM30-C. Do not access freed memory
    Page: PRE31-C. Avoid side effects in arguments to unsafe macros
    Page: INT32-C. Ensure that operations on signed integers do not result in overflow
    Page: MSC39-C. Do not call va_arg() on a va_list that has an indeterminate value
    Page: STR32-C. Do not pass a non-null-terminated character sequence to a library function that expects a string
    Page: ARR30-C. Do not form or use out-of-bounds pointers or array subscripts
    Page: POS52-C. Do not perform operations that can block while holding a POSIX lock
    Page: DCL31-C. Declare identifiers before using them
    Page: EXP09-C. Use sizeof to determine the size of a type or variable
    Page: EXP46-C. Do not use a bitwise operator with a Boolean-like operand
    Page: MSC09-C. Character encoding: Use subset of ASCII for safety
    Page: EXP08-C. Ensure pointer arithmetic is used correctly
    Page: PRE30-C. Do not create a universal character name through concatenation
    Page: ERR32-C. Do not rely on indeterminate values of errno
    Page: EXP19-C. Use braces for the body of an if, for, or while statement
    Page: INT33-C. Ensure that division and remainder operations do not result in divide-by-zero errors
    Page: MEM12-C. Consider using a goto chain when leaving a function on error when using and releasing resources
    Page: MEM33-C. Allocate and copy structures containing a flexible array member dynamically
    Page: EXP47-C. Do not call va_arg with an argument of the incorrect type
    Page: PRE04-C. Do not reuse a standard header file name
    Page: MSC41-C. Never hard code sensitive information
    Page: EXP14-C. Beware of integer promotion when performing bitwise operations on integer types smaller than int
    Page: MSC30-C. Do not use the rand() function for generating pseudorandom numbers
    Page: MSC12-C. Detect and remove code that has no effect or is never executed
    Page: ERR05-C. Application-independent code should provide error detection without dictating error handling
    Page: INT02-C. Understand integer conversion rules
    Page: MSC07-C. Detect and remove dead code
    Page: MSC25-C. Do not use insecure or weak cryptographic algorithms
    Page: STR38-C. Do not confuse narrow and wide character strings and functions
    Page: DCL39-C. Avoid information leakage when passing a structure across a trust boundary
    Page: FIO47-C. Use valid format strings
    Page: MSC21-C. Use robust loop termination conditions
    Page: EXP30-C. Do not depend on the order of evaluation for side effects
    Page: INT31-C. Ensure that integer conversions do not result in lost or misinterpreted data
    Page: Security Reviewer - Static Reviewer
    Page: MEM35-C. Allocate sufficient memory for an object
    Page: MSC20-C. Do not use a switch statement to transfer control into a complex block
    Page: MSC01-C. Strive for logical completeness
    Page: MSC18-C. Be careful while handling sensitive data, such as passwords, in program code
    Page: WIN02-C. Restrict privileges when spawning child processes
    Page: ENV30-C. Do not modify the object referenced by the return value of certain functions
    Page: MEM31-C. Free dynamically allocated memory when no longer needed
    Page: STR31-C. Guarantee that storage for strings has sufficient space for character data and the null terminator
    Page: STR37-C. Arguments to character-handling functions must be representable as an unsigned char
    Page: FIO21-C. Do not create temporary files in shared directories
    Page: FIO39-C. Do not alternately input and output from a stream without an intervening flush or positioning call
    Page: MEM05-C. Avoid large stack allocations
    Page: PRE13-C. Use the Standard predefined macros to test for versions and features.
    Page: STR05-C. Use pointers to const when referring to string literals
    Page: MEM03-C. Clear sensitive information stored in reusable resources
    Page: MEM04-C. Beware of zero-length allocations
    Page: FLP03-C. Detect and handle floating-point errors
    Page: MSC24-C. Do not use deprecated or obsolescent functions
    Page: INT36-C. Converting a pointer to integer or integer to pointer
    Page: 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
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Jul 15, 2025 07:10 Francesco Mariani View Changes
Jul 15, 2025 07:09 Francesco Mariani View Changes
Jul 02, 2025 09:45 Francesco Mariani View Changes
Jul 02, 2025 09:38 Francesco Mariani