Flawfinder version 2.0.10, (C) 2001-2019 David A. Wheeler.
Number of rules (primarily dangerous function names) in C/C++ ruleset: 223
Examining data/netstress-1.2.0/netstress.c

FINAL RESULTS:

data/netstress-1.2.0/netstress.c:264:3:  [4] (format) vprintf:
  If format strings can be influenced by an attacker, they can be exploited
  (CWE-134). Use a constant for the format specification.
		vprintf(format, ap);
data/netstress-1.2.0/netstress.c:283:3:  [4] (format) vprintf:
  If format strings can be influenced by an attacker, they can be exploited
  (CWE-134). Use a constant for the format specification.
		vprintf(format, ap);
data/netstress-1.2.0/netstress.c:297:3:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
		sprintf(child->identity, "%d=%s",
data/netstress-1.2.0/netstress.c:480:7:  [3] (buffer) getopt_long:
  Some older implementations do not protect against internal buffer overflows
  (CWE-120, CWE-20). Check implementation on installation, or limit the size
  of all string inputs.
		c = getopt_long(argc, argv, short_options, long_options, &optind);
data/netstress-1.2.0/netstress.c:920:3:  [3] (random) srandom:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
		srandom((unsigned int)seed);
data/netstress-1.2.0/netstress.c:922:17:  [3] (random) random:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
			lbuffer[i] = random();
data/netstress-1.2.0/netstress.c:1520:5:  [3] (random) srandom:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
				srandom((unsigned int)seed);
data/netstress-1.2.0/netstress.c:1522:31:  [3] (random) random:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
					uint32_t random_number = random();
data/netstress-1.2.0/netstress.c:1721:15:  [3] (random) random:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
		next_seed = random();
data/netstress-1.2.0/netstress.c:1722:18:  [3] (random) random:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
		nBytes2Write = random()%(uint32_t)(MAX_PACKET_SIZE-HEADER_SIZE);
data/netstress-1.2.0/netstress.c:1735:4:  [3] (random) srandom:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
			srandom((unsigned int)seed);
data/netstress-1.2.0/netstress.c:1737:30:  [3] (random) random:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
				uint32_t random_number = random();
data/netstress-1.2.0/netstress.c:108:2:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
	char connectionName[MAX_CONNECTIONNAME];
data/netstress-1.2.0/netstress.c:109:2:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
	char identity[MAX_IDENTITY];
data/netstress-1.2.0/netstress.c:129:2:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
	char s_measure[64];					/* Benchmark divider in string format */
data/netstress-1.2.0/netstress.c:143:2:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
	char connectionName[MAX_CONNECTIONNAME];
data/netstress-1.2.0/netstress.c:152:11:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
	unsigned char randomTxBuffer[(MAX_PACKET_SIZE+sizeof(long)) * 2];
data/netstress-1.2.0/netstress.c:153:11:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
	unsigned char randomRxBuffer[(MAX_PACKET_SIZE+sizeof(long)) * 2];
data/netstress-1.2.0/netstress.c:295:3:  [2] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf. Risk is low because the source has a constant maximum length.
		sprintf(child->identity, "%d", child->connectionID);
data/netstress-1.2.0/netstress.c:510:20:  [2] (integer) atoi:
  Unless checked, the resulting number can exceed the expected range
  (CWE-190). If source untrusted, check both minimum and maximum, even if the
  input had no minus sign (large numbers can roll over into negative number;
  consider saving to an unsigned value if that is intended).
			context->port = atoi(optarg);
data/netstress-1.2.0/netstress.c:513:20:  [2] (integer) atol:
  Unless checked, the resulting number can exceed the expected range
  (CWE-190). If source untrusted, check both minimum and maximum, even if the
  input had no minus sign (large numbers can roll over into negative number;
  consider saving to an unsigned value if that is intended).
			context->seed = atol(optarg);
data/netstress-1.2.0/netstress.c:519:38:  [2] (integer) atol:
  Unless checked, the resulting number can exceed the expected range
  (CWE-190). If source untrusted, check both minimum and maximum, even if the
  input had no minus sign (large numbers can roll over into negative number;
  consider saving to an unsigned value if that is intended).
			context->report_every_n_seconds = atol(optarg);
data/netstress-1.2.0/netstress.c:522:41:  [2] (integer) atol:
  Unless checked, the resulting number can exceed the expected range
  (CWE-190). If source untrusted, check both minimum and maximum, even if the
  input had no minus sign (large numbers can roll over into negative number;
  consider saving to an unsigned value if that is intended).
			context->benchmark_every_n_reports = atol(optarg);
data/netstress-1.2.0/netstress.c:1171:2:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
	memcpy((char *)&context->that_sockaddr.sin_addr.s_addr,
data/netstress-1.2.0/netstress.c:1288:9:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
	static char time_buffer[64];
data/netstress-1.2.0/netstress.c:1308:2:  [2] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf. Risk is low because the source has a constant maximum length.
	sprintf(time_buffer, "%ldd %02ldh %02ldm %02lds",
data/netstress-1.2.0/netstress.c:1320:9:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
	static char time_buffer[64];
data/netstress-1.2.0/netstress.c:1341:9:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
	static char speed_buffer[64];
data/netstress-1.2.0/netstress.c:1401:11:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
	unsigned char buffer[MAX_PACKET_SIZE+sizeof(long)];
data/netstress-1.2.0/netstress.c:1635:11:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
	unsigned char buffer[MAX_PACKET_SIZE+sizeof(long)+HEADER_SIZE];
data/netstress-1.2.0/netstress.c:1741:4:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
			memcpy(&(lbuffer[LHEADER_SIZE]), &(lrbuffer[offset]), (size_t)nBytes2Write);
data/netstress-1.2.0/netstress.c:492:5:  [1] (buffer) strncpy:
  Easily used incorrectly; doesn't always \0-terminate or check for invalid
  pointers [MS-banned] (CWE-120).
				strncpy(context->connectionName, optarg,
data/netstress-1.2.0/netstress.c:502:5:  [1] (buffer) strncpy:
  Easily used incorrectly; doesn't always \0-terminate or check for invalid
  pointers [MS-banned] (CWE-120).
				strncpy(context->children[0].connectionName, optarg,
data/netstress-1.2.0/netstress.c:958:10:  [1] (buffer) read:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
		(void) read(socket_fd, child->connectionName,
data/netstress-1.2.0/netstress.c:961:10:  [1] (buffer) read:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
		(void) read(socket_fd, &checksum, sizeof(checksum));
data/netstress-1.2.0/netstress.c:976:10:  [1] (buffer) read:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
		(void) read(socket_fd, &child->connectionID,
data/netstress-1.2.0/netstress.c:979:10:  [1] (buffer) read:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
		(void) read(socket_fd, context->connectionName,
data/netstress-1.2.0/netstress.c:982:10:  [1] (buffer) read:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
		(void) read(socket_fd, &checksum, sizeof(checksum));
data/netstress-1.2.0/netstress.c:1324:2:  [1] (buffer) strncpy:
  Easily used incorrectly; doesn't always \0-terminate or check for invalid
  pointers [MS-banned] (CWE-120).
	strncpy(time_buffer, ctime(&current_time), sizeof(time_buffer));
data/netstress-1.2.0/netstress.c:1367:16:  [1] (buffer) read:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
		nBytesRead = read(socket_fd, cp, (int)nBytes2Read);

ANALYSIS SUMMARY:

Hits = 40
Lines analyzed = 1817 in approximately 0.07 seconds (25667 lines/second)
Physical Source Lines of Code (SLOC) = 1256
Hits@level = [0] 105 [1]   9 [2]  19 [3]   9 [4]   3 [5]   0
Hits@level+ = [0+] 145 [1+]  40 [2+]  31 [3+]  12 [4+]   3 [5+]   0
Hits/KSLOC@level+ = [0+] 115.446 [1+] 31.8471 [2+] 24.6815 [3+] 9.55414 [4+] 2.38854 [5+]   0
Dot directories skipped = 1 (--followdotdir overrides)
Minimum risk level = 1
Not every hit is necessarily a security vulnerability.
There may be other security vulnerabilities; review your code!
See 'Secure Programming HOWTO'
(https://dwheeler.com/secure-programs) for more information.