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/meterbridge-0.9.2/src/main.c
Examining data/meterbridge-0.9.2/src/vu_meters.c
Examining data/meterbridge-0.9.2/src/ppm_meters.c
Examining data/meterbridge-0.9.2/src/jf_meters.c
Examining data/meterbridge-0.9.2/src/scope.c
Examining data/meterbridge-0.9.2/src/envelopes.c
Examining data/meterbridge-0.9.2/src/find_image.c
Examining data/meterbridge-0.9.2/src/config.h
Examining data/meterbridge-0.9.2/src/dpm_meters.h
Examining data/meterbridge-0.9.2/src/envelopes.h
Examining data/meterbridge-0.9.2/src/find_image.h
Examining data/meterbridge-0.9.2/src/jf_meters.h
Examining data/meterbridge-0.9.2/src/ppm_meters.h
Examining data/meterbridge-0.9.2/src/scope.h
Examining data/meterbridge-0.9.2/src/vu_meters.h
Examining data/meterbridge-0.9.2/src/main.h
Examining data/meterbridge-0.9.2/src/dpm_meters.c
Examining data/meterbridge-0.9.2/src/linedraw.h
Examining data/meterbridge-0.9.2/src/linedraw.c

FINAL RESULTS:

data/meterbridge-0.9.2/src/main.c:67:16:  [3] (buffer) getopt:
  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.
	while ((opt = getopt(argc, argv, "t:r:c:n:h")) != -1) {
data/meterbridge-0.9.2/src/find_image.c:10:2:  [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 tmp[256];
data/meterbridge-0.9.2/src/main.c:45:1:  [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 client_name[256];
data/meterbridge-0.9.2/src/main.c:63:2:  [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 window_name[256];
data/meterbridge-0.9.2/src/main.c:94:15:  [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).
				columns = atoi(optarg);
data/meterbridge-0.9.2/src/main.c:294:2:  [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 in_name[256], out_name[256];
data/meterbridge-0.9.2/src/main.c:391:2:  [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 cmdpath[256];
data/meterbridge-0.9.2/src/main.c:397:14:  [2] (misc) fopen:
  Check when opening files - can an attacker redirect it (via symlinks),
  force the opening of special file type (e.g., device files), move things
  around to create a race condition, control its ancestors, or change its
  contents? (CWE-362).
	if (!(cmd = fopen(cmdpath, "w"))) {
data/meterbridge-0.9.2/src/main.c:212:3:  [1] (buffer) strncpy:
  Easily used incorrectly; doesn't always \0-terminate or check for invalid
  pointers [MS-banned] (CWE-120).
		strncpy(client_name, us_client_name, 31);

ANALYSIS SUMMARY:

Hits = 9
Lines analyzed = 1262 in approximately 0.06 seconds (21642 lines/second)
Physical Source Lines of Code (SLOC) = 993
Hits@level = [0]  40 [1]   1 [2]   7 [3]   1 [4]   0 [5]   0
Hits@level+ = [0+]  49 [1+]   9 [2+]   8 [3+]   1 [4+]   0 [5+]   0
Hits/KSLOC@level+ = [0+] 49.3454 [1+] 9.06344 [2+] 8.05639 [3+] 1.00705 [4+]   0 [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.