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/bitlbee-mastodon-1.4.4/src/mastodon-http.c
Examining data/bitlbee-mastodon-1.4.4/src/mastodon-http.h
Examining data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c
Examining data/bitlbee-mastodon-1.4.4/src/mastodon-lib.h
Examining data/bitlbee-mastodon-1.4.4/src/mastodon.c
Examining data/bitlbee-mastodon-1.4.4/src/mastodon.h
Examining data/bitlbee-mastodon-1.4.4/src/rot13.c
Examining data/bitlbee-mastodon-1.4.4/src/rot13.h

FINAL RESULTS:

data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:430:2:  [4] (buffer) strcpy:
  Does not check for buffer overflows when copying to destination [MS-banned]
  (CWE-120). Consider using snprintf, strcpy_s, or strlcpy (warning: strncpy
  easily misused).
	strcpy(start, out);
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:341:2:  [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 path[64] = "", *s;
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:413:2:  [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 out[strlen(in) + 1];
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:1032:2:  [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 from[MAX_STRING] = "";
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:1484:2:  [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 *args[2] = {
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:1498:2:  [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 *args[2] = {
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:1656:2:  [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 *args[2] = {
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:2244:2:  [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 *args[8] = {
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:2482:2:  [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 *args[6] = {
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:2599:2:  [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 *args[2] = {
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:2632:2:  [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 *args[2] = {
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:2652:2:  [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 *args[2] = {
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:2684:2:  [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 *args[2] = {
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:3116:2:  [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 *args[2] = {
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:3520:2:  [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 *args[2] = {
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:3590:2:  [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 *args[2] = { "limit", "0",	};
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:3678:3:  [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 *args[2] = { "limit", "0",	};
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:3720:2:  [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 *args[2] = {
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:3759:2:  [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 *args[2] = {
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:4162:2:  [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 *args[14] = {
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:4315:2:  [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 *args[8] = {
data/bitlbee-mastodon-1.4.4/src/mastodon.c:306:3:  [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 saved_str [handle_sz + 1]; g_stpcpy(saved_str, new_user_name);
data/bitlbee-mastodon-1.4.4/src/mastodon.h:152:2:  [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 *undo[MASTODON_MAX_UNDO]; /* a small stack of undo statements */
data/bitlbee-mastodon-1.4.4/src/mastodon.h:153:2:  [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 *redo[MASTODON_MAX_UNDO]; /* a small stack of redo statements */
data/bitlbee-mastodon-1.4.4/src/mastodon-http.c:46:41:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
	char *key_encoded = g_strndup(key, 3 * strlen(key));
data/bitlbee-mastodon-1.4.4/src/mastodon-http.c:49:45:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
	char *value_encoded = g_strndup(value, 3 * strlen(value));
data/bitlbee-mastodon-1.4.4/src/mastodon-http.c:53:6:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
	if (strlen(url) != 0) {
data/bitlbee-mastodon-1.4.4/src/mastodon-http.c:130:26:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
		                       strlen(url_arguments), url_arguments);
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:345:3:  [1] (buffer) strncpy:
  Easily used incorrectly; doesn't always \0-terminate or check for invalid
  pointers [MS-banned] (CWE-120).
		strncpy(path, s + 1, sizeof(path) - 1);
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:413:11:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
	char out[strlen(in) + 1];
data/bitlbee-mastodon-1.4.4/src/mastodon-lib.c:1149:13:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
		int len = strlen(mf->phrase_case_folded);
data/bitlbee-mastodon-1.4.4/src/mastodon.c:267:21:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
	size_t handle_sz = strlen(handle);
data/bitlbee-mastodon-1.4.4/src/mastodon.c:502:6:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
	    strlen(md->oauth2_service->consumer_key) == 0 || strlen(md->oauth2_service->consumer_secret) == 0) {
data/bitlbee-mastodon-1.4.4/src/mastodon.c:502:55:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
	    strlen(md->oauth2_service->consumer_key) == 0 || strlen(md->oauth2_service->consumer_secret) == 0) {
data/bitlbee-mastodon-1.4.4/src/mastodon.c:702:11:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
			wlen = strlen(who); // length of the first word
data/bitlbee-mastodon-1.4.4/src/mastodon.c:1563:19:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
			if (!cmd[2] || strlen(cmd[2]) == 0) {

ANALYSIS SUMMARY:

Hits = 36
Lines analyzed = 6680 in approximately 0.18 seconds (37555 lines/second)
Physical Source Lines of Code (SLOC) = 4726
Hits@level = [0]   0 [1]  12 [2]  23 [3]   0 [4]   1 [5]   0
Hits@level+ = [0+]  36 [1+]  36 [2+]  24 [3+]   1 [4+]   1 [5+]   0
Hits/KSLOC@level+ = [0+] 7.61744 [1+] 7.61744 [2+] 5.07829 [3+] 0.211595 [4+] 0.211595 [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.