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/iddawc-0.9.6/examples/facebook_example.c Examining data/iddawc-0.9.6/examples/github_example.c Examining data/iddawc-0.9.6/examples/gitlab_example.c Examining data/iddawc-0.9.6/examples/glewlwyd_oidc_id_token_code.c Examining data/iddawc-0.9.6/examples/google_example.c Examining data/iddawc-0.9.6/examples/microsoft_example.c Examining data/iddawc-0.9.6/include/iddawc.h Examining data/iddawc-0.9.6/src/iddawc.c Examining data/iddawc-0.9.6/test/core.c Examining data/iddawc-0.9.6/test/flow.c Examining data/iddawc-0.9.6/test/id_token.c Examining data/iddawc-0.9.6/test/implicit.c Examining data/iddawc-0.9.6/test/introspection.c Examining data/iddawc-0.9.6/test/load_config.c Examining data/iddawc-0.9.6/test/load_userinfo.c Examining data/iddawc-0.9.6/test/registration.c Examining data/iddawc-0.9.6/test/revocation.c Examining data/iddawc-0.9.6/test/token.c FINAL RESULTS: data/iddawc-0.9.6/examples/facebook_example.c:35:3: [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 redirect_to[4097] = {0}; data/iddawc-0.9.6/examples/github_example.c:36:3: [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 redirect_to[4097] = {0}; data/iddawc-0.9.6/examples/gitlab_example.c:36:3: [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 redirect_to[4097] = {0}; data/iddawc-0.9.6/examples/glewlwyd_oidc_id_token_code.c:35:3: [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 redirect_to[4097] = {0}, * id_token_payload; data/iddawc-0.9.6/examples/google_example.c:34:3: [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 redirect_to[4097] = {0}; data/iddawc-0.9.6/examples/microsoft_example.c:36:3: [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 redirect_to[4097] = {0}; data/iddawc-0.9.6/src/iddawc.c:44:12: [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 x[1]; data/iddawc-0.9.6/src/iddawc.c:74:10: [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 result[32] = {0}; data/iddawc-0.9.6/src/iddawc.c:1014:11: [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. char value[i_value+1]; data/iddawc-0.9.6/src/iddawc.c:1026:11: [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. char value[i_value+1]; data/iddawc-0.9.6/src/iddawc.c:1038:11: [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. char value[i_value+1]; data/iddawc-0.9.6/src/iddawc.c:2318:12: [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 hash[128], hash_encoded[128] = {0}; data/iddawc-0.9.6/examples/facebook_example.c:60:15: [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). redirect_to[strlen(redirect_to)-1] = '\0'; data/iddawc-0.9.6/examples/github_example.c:62:15: [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). redirect_to[strlen(redirect_to)-1] = '\0'; data/iddawc-0.9.6/examples/gitlab_example.c:62:15: [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). redirect_to[strlen(redirect_to)-1] = '\0'; data/iddawc-0.9.6/examples/glewlwyd_oidc_id_token_code.c:66:15: [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). redirect_to[strlen(redirect_to)-1] = '\0'; data/iddawc-0.9.6/examples/google_example.c:65:15: [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). redirect_to[strlen(redirect_to)-1] = '\0'; data/iddawc-0.9.6/examples/microsoft_example.c:67:15: [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). redirect_to[strlen(redirect_to)-1] = '\0'; ANALYSIS SUMMARY: Hits = 18 Lines analyzed = 10060 in approximately 0.38 seconds (26658 lines/second) Physical Source Lines of Code (SLOC) = 8629 Hits@level = [0] 6 [1] 6 [2] 12 [3] 0 [4] 0 [5] 0 Hits@level+ = [0+] 24 [1+] 18 [2+] 12 [3+] 0 [4+] 0 [5+] 0 Hits/KSLOC@level+ = [0+] 2.78132 [1+] 2.08599 [2+] 1.39066 [3+] 0 [4+] 0 [5+] 0 Dot directories skipped = 2 (--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.