Fuzz introspector: fuzz_response_header
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked Calltree index Parent function Callsite Largest blocked function
21 106 oidc_cfg_post_config call site: 00106 _oidc_metrics_shm_size
7 148 oidc_http_curl_pool_init call site: 00148 oidc_cfg_server_create
5 136 oidc_cfg_parse_option_impl call site: 00136 oidc_cfg_parse_options_flatten
4 89 oidc_cache_mutex_global_create call site: 00089 oidc_serror
3 77 oidc_test_crypto_passphrase_derive_keys_cached call site: 00077 oidc_test_key_derive_cached
3 102 oidc_cache_mutex_global_create call site: 00102 oidc_serror
3 143 oidc_cfg_dir_parse_pass_userinfo_as call site: 00143
2 96 oidc_cache_mutex_global_create call site: 00096 oidc_serror
2 99 oidc_cache_mutex_global_create call site: 00099 oidc_serror
1 0 EP call site: 00000 LLVMFuzzerInitialize
1 7 oidc_pre_config_init call site: 00007
1 9 oidc_test_setup call site: 00009

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 LLVMFuzzerInitialize [function] [call site] 00001
2 oidc_test_setup [function] [call site] 00002
3 apr_initialize [function] [call site] 00003
3 oidc_pre_config_init [function] [call site] 00004
4 ERR_load_crypto_strings [function] [call site] 00005
4 OpenSSL_add_all_algorithms [function] [call site] 00006
4 OpenSSL_add_all_digests [function] [call site] 00007
4 OPENSSL_init_crypto [function] [call site] 00008
3 oidc_test_set_auth_type [function] [call site] 00009
3 apr_pool_create [function] [call site] 00010
3 oidc_test_request_init [function] [call site] 00011
4 apr_pcalloc [function] [call site] 00012
4 apr_pool_create [function] [call site] 00013
4 apr_table_make [function] [call site] 00014
4 apr_table_make [function] [call site] 00015
4 apr_table_make [function] [call site] 00016
4 apr_table_make [function] [call site] 00017
4 apr_table_set [function] [call site] 00018
4 apr_table_set [function] [call site] 00019
4 apr_table_set [function] [call site] 00020
4 apr_pcalloc [function] [call site] 00021
4 apr_pcalloc [function] [call site] 00022
4 apr_pool_create [function] [call site] 00023
4 apr_pool_create [function] [call site] 00024
4 apr_pcalloc [function] [call site] 00025
4 apr_bucket_alloc_create [function] [call site] 00026
4 apr_pcalloc [function] [call site] 00027
4 apr_pcalloc [function] [call site] 00028
4 apr_pool_userdata_set [function] [call site] 00029
4 apr_uri_parse [function] [call site] 00030
4 oidc_cfg_server_create [function] [call site] 00031
5 oidc_cfg_server_alloc [function] [call site] 00032
6 apr_pcalloc [function] [call site] 00033
6 apr_pcalloc [function] [call site] 00034
6 apr_pool_pre_cleanup_register [function] [call site] 00035
5 OIDC_SVR_CFG_SIMPLE_MEMBERS [function] [call site] 00036
5 oidc_cfg_provider_create [function] [call site] 00037
6 apr_pcalloc [function] [call site] 00038
6 oidc_cfg_provider_init [function] [call site] 00039
7 OIDC_PROVIDER_CFG_SIMPLE_MEMBERS [function] [call site] 00040
5 oidc_cfg_oauth_create [function] [call site] 00041
6 apr_pcalloc [function] [call site] 00042
6 OIDC_OAUTH_CFG_SIMPLE_MEMBERS [function] [call site] 00043
5 oidc_cfg_cache_create_server_config [function] [call site] 00044
6 OIDC_CACHE_CFG_SIMPLE_MEMBERS [function] [call site] 00045
4 oidc_cfg_provider_issuer_set [function] [call site] 00046
4 oidc_cfg_provider_get [function] [call site] 00047
4 oidc_cfg_provider_authorization_endpoint_url_set [function] [call site] 00048
4 oidc_cfg_provider_get [function] [call site] 00049
4 oidc_cfg_provider_client_id_set [function] [call site] 00050
4 oidc_cfg_provider_get [function] [call site] 00051
4 oidc_cfg_dir_config_create [function] [call site] 00052
5 apr_pcalloc [function] [call site] 00053
5 OIDC_DIR_CFG_SIMPLE_MEMBERS [function] [call site] 00054
5 apr_hash_make [function] [call site] 00055
4 apr_pcalloc [function] [call site] 00056
4 apr_pcalloc [function] [call site] 00057
4 ap_set_module_config [function] [call site] 00058
4 ap_set_module_config [function] [call site] 00059
4 apr_array_make [function] [call site] 00060
4 apr_array_make [function] [call site] 00061
4 oidc_test_crypto_passphrase_derive_keys_cached [function] [call site] 00062
5 _oidc_strlen [function] [call site] 00063
6 strlen [function] [call site] 00064
5 oidc_test_key_derive_cached [function] [call site] 00065
6 _oidc_strcmp [function] [call site] 00066
7 strcmp [function] [call site] 00067
6 _oidc_memcpy [function] [call site] 00068
6 oidc_util_key_derive_passphrase_key [function] [call site] 00069
7 _oidc_strlen [function] [call site] 00070
7 PKCS5_PBKDF2_HMAC [function] [call site] 00071
7 _oidc_strlen [function] [call site] 00072
7 EVP_sha256 [function] [call site] 00073
6 _oidc_strlen [function] [call site] 00074
6 _oidc_strcpy [function] [call site] 00075
6 _oidc_memcpy [function] [call site] 00076
5 _oidc_strlen [function] [call site] 00077
5 oidc_test_key_derive_cached [function] [call site] 00078
4 fprintf [function] [call site] 00079
4 exit [function] [call site] 00080
4 getenv [function] [call site] 00081
4 strtol [function] [call site] 00082
4 oidc_cfg_post_config [function] [call site] 00083
5 ap_hook_post_config [function] [call site] 00084
5 oidc_cache_mutex_create [function] [call site] 00085
6 apr_pcalloc [function] [call site] 00086
5 oidc_cache_mutex_post_config [function] [call site] 00087
6 oidc_cache_mutex_global_create [function] [call site] 00088
7 apr_temp_dir_get [function] [call site] 00089
7 oidc_serror [function] [call site] 00090
7 oidc_cache_status2str [function] [call site] 00091
8 apr_strerror [function] [call site] 00092
8 apr_pstrdup [function] [call site] 00093
7 apr_psprintf [function] [call site] 00094
7 getpid [function] [call site] 00095
7 apr_global_mutex_create [function] [call site] 00096
7 oidc_serror [function] [call site] 00097
7 oidc_cache_status2str [function] [call site] 00098
7 ap_unixd_set_global_mutex_perms [function] [call site] 00099
7 oidc_serror [function] [call site] 00100
7 oidc_cache_status2str [function] [call site] 00101
7 oidc_slog [function] [call site] 00102
6 apr_thread_mutex_create [function] [call site] 00103
6 oidc_serror [function] [call site] 00104
6 oidc_cache_status2str [function] [call site] 00105
5 oidc_metrics_post_config [function] [call site] 00106
6 apr_shm_create [function] [call site] 00107
6 _oidc_metrics_shm_size [function] [call site] 00108
7 _oidc_metrics_get_env_int [function] [call site] 00109
8 _oidc_str_to_int [function] [call site] 00110
9 _oidc_str_to_int_checked [function] [call site] 00111
10 strtol [function] [call site] 00112
8 getenv [function] [call site] 00113
7 oidc_serror [function] [call site] 00114
6 apr_shm_baseaddr_get [function] [call site] 00115
6 _oidc_memset [function] [call site] 00116
6 _oidc_metrics_shm_size [function] [call site] 00117
6 apr_thread_create [function] [call site] 00118
6 getpid [function] [call site] 00119
6 apr_hash_make [function] [call site] 00120
6 apr_hash_make [function] [call site] 00121
6 oidc_cache_mutex_create [function] [call site] 00122
6 oidc_cache_mutex_post_config [function] [call site] 00123
6 oidc_cache_mutex_create [function] [call site] 00124
6 oidc_cache_mutex_post_config [function] [call site] 00125
4 fprintf [function] [call site] 00126
4 exit [function] [call site] 00127
4 oidc_cfg_dir_post_config [function] [call site] 00128
5 apr_array_make [function] [call site] 00129
5 oidc_cfg_dir_parse_pass_userinfo_as [function] [call site] 00130
6 _oidc_strstr [function] [call site] 00131
7 strstr [function] [call site] 00132
6 apr_pstrndup [function] [call site] 00133
6 oidc_cfg_parse_option [function] [call site] 00134
7 oidc_cfg_parse_option_impl [function] [call site] 00135
8 fstrcmp [function] [call site] 00136
8 apr_psprintf [function] [call site] 00137
8 oidc_cfg_parse_options_flatten [function] [call site] 00138
9 apr_psprintf [function] [call site] 00139
9 apr_psprintf [function] [call site] 00140
9 apr_psprintf [function] [call site] 00141
6 OIDC_CFG_OPTIONS_SIZE [function] [call site] 00142
6 apr_pcalloc [function] [call site] 00143
6 apr_pstrdup [function] [call site] 00144
4 fprintf [function] [call site] 00145
4 exit [function] [call site] 00146
4 oidc_http_curl_pool_init [function] [call site] 00147
5 apr_thread_mutex_create [function] [call site] 00148
5 apr_pool_cleanup_register [function] [call site] 00149
2 oidc_test_pool_get [function] [call site] 00150
2 oidc_cfg_server_create [function] [call site] 00151
2 oidc_test_request_get [function] [call site] 00152
2 apr_hash_make [function] [call site] 00153
2 apr_hash_set [function] [call site] 00154
2 apr_hash_set [function] [call site] 00155
1 apr_pool_create [function] [call site] 00156
1 oidc_test_pool_get [function] [call site] 00157
1 oidc_test_request_get [function] [call site] 00158
1 apr_hash_make [function] [call site] 00159
1 apr_hash_set [function] [call site] 00160
1 apr_hash_set [function] [call site] 00161
1 oidc_http_response_header [function] [call site] 00162
2 apr_hash_count [function] [call site] 00163
2 apr_pstrndup [function] [call site] 00164
2 _oidc_strstr [function] [call site] 00165
2 _oidc_strlen [function] [call site] 00166
2 _oidc_strlen [function] [call site] 00167
2 apr_hash_first [function] [call site] 00168
2 apr_hash_next [function] [call site] 00169
2 apr_hash_this [function] [call site] 00170
2 _oidc_strnatcasecmp [function] [call site] 00171
3 apr_strnatcasecmp [function] [call site] 00172
2 oidc_debug [function] [call site] 00173
2 apr_hash_set [function] [call site] 00174
2 apr_pstrdup [function] [call site] 00175
1 apr_pool_destroy [function] [call site] 00176