Fuzz introspector: fuzz_sudoers_ldif
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
15 304 append_default call site: 00304 sudo_warnx_nodebug_v1
9 344 sudo_ldap_role_to_priv call site: 00344 free_cmndspecs
9 355 role_to_sudoers call site: 00355 free_userspec
9 378 LLVMFuzzerTestOneInput call site: 00378 free_userspecs
8 31 warning call site: 00031 sudo_getprogname
5 5 initprogname2 call site: 00005 sudo_setprogname
4 20 free_defs_val call site: 00020 sudo_warn_gettext_v1
4 75 init_passprompt_regex call site: 00075 sudo_warnx_nodebug_v1
3 134 ldif_parse_attribute call site: 00134 sudo_warnx_nodebug_v1
3 223 array_to_member_list call site: 00223 free_members
3 250 sudo_ldap_role_to_priv call site: 00250 sudo_warnx_nodebug_v1
3 327 sudo_ldap_extract_digest call site: 00327 sudo_warnx_nodebug_v1

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 open_data [function] [call site] 00001
2 fmemopen [call site] 00002
1 initprogname [function] [call site] 00003
2 initprogname2 [function] [call site] 00004
3 sudo_getprogname [function] [call site] 00005
3 sudo_basename_v1 [function] [call site] 00006
4 strrchr [call site] 00007
3 strcmp [call site] 00008
3 sudo_setprogname [function] [call site] 00009
4 sudo_basename_v1 [function] [call site] 00010
1 sudo_getprogname [function] [call site] 00011
1 sudoers_debug_register [function] [call site] 00012
2 sudo_debug_register_v2 [function] [call site] 00013
2 sudo_debug_set_active_instance_v1 [function] [call site] 00014
1 getenv [call site] 00015
1 sudo_warn_set_conversation_v1 [function] [call site] 00016
1 fuzz_conversation [function] [call site] 00017
1 init_defaults [function] [call site] 00018
2 free_defs_val [function] [call site] 00019
3 list_op [function] [call site] 00020
4 strncmp [call site] 00021
4 calloc [call site] 00022
4 strndup [call site] 00023
4 sudo_warn_gettext_v1 [function] [call site] 00024
5 dgettext [call site] 00025
4 sudo_warnx_nodebug_v1 [function] [call site] 00026
5 warning [function] [call site] 00027
6 __errno_location [call site] 00028
6 sudo_getprogname [function] [call site] 00029
6 vsnprintf [call site] 00030
6 vasprintf [call site] 00031
6 sudo_getprogname [function] [call site] 00032
6 fputs [call site] 00033
6 fputs [call site] 00034
6 vfprintf [call site] 00035
6 fputs [call site] 00036
6 fputs [call site] 00037
6 putc [call site] 00038
6 __errno_location [call site] 00039
2 strdup [call site] 00040
2 strdup [call site] 00041
2 strdup [call site] 00042
2 strdup [call site] 00043
2 strdup [call site] 00044
2 strdup [call site] 00045
2 store_syslogfac [function] [call site] 00046
3 sudo_str2logfac_v1 [function] [call site] 00047
4 strcmp [call site] 00048
2 store_syslogpri [function] [call site] 00049
3 sudo_str2logpri_v1 [function] [call site] 00050
4 strcmp [call site] 00051
2 store_syslogpri [function] [call site] 00052
2 store_tuple [function] [call site] 00053
3 strcmp [call site] 00054
2 store_tuple [function] [call site] 00055
2 strdup [call site] 00056
2 strdup [call site] 00057
2 dgettext [call site] 00058
2 strdup [call site] 00059
2 strdup [call site] 00060
2 strdup [call site] 00061
2 dgettext [call site] 00062
2 strdup [call site] 00063
2 strdup [call site] 00064
2 strdup [call site] 00065
2 strdup [call site] 00066
2 sudoers_initlocale [function] [call site] 00067
3 strdup [call site] 00068
3 strdup [call site] 00069
3 sudo_debug_printf2_v1 [function] [call site] 00070
2 init_envtables [function] [call site] 00071
2 init_eventlog_config [function] [call site] 00072
2 init_passprompt_regex [function] [call site] 00073
3 calloc [call site] 00074
3 strdup [call site] 00075
3 sudo_warn_gettext_v1 [function] [call site] 00076
3 sudo_warnx_nodebug_v1 [function] [call site] 00077
2 sudo_warn_gettext_v1 [function] [call site] 00078
2 sudo_warnx_nodebug_v1 [function] [call site] 00079
1 init_parse_tree [function] [call site] 00080
1 sudoers_parse_ldif [function] [call site] 00081
2 rbcreate [function] [call site] 00082
3 sudo_debug_printf2_v1 [function] [call site] 00083
2 str_list_cmp [function] [call site] 00084
3 str_list_compare [function] [call site] 00085
3 strcmp [call site] 00086
2 rbcreate [function] [call site] 00087
2 str_list_cmp [function] [call site] 00088
2 rbcreate [function] [call site] 00089
2 str_list_casecmp [function] [call site] 00090
3 str_list_compare [function] [call site] 00091
3 strcasecmp [call site] 00092
2 getdelim [call site] 00093
2 strcasecmp [call site] 00094
2 ldif_store_options [function] [call site] 00095
3 calloc [call site] 00096
3 sudo_ldap_parse_option [function] [call site] 00097
4 strchr [call site] 00098
4 __ctype_b_loc [call site] 00099
4 __ctype_b_loc [call site] 00100
4 strlen [call site] 00101
4 sudo_ldap_is_negated [function] [call site] 00102
3 strdup [call site] 00103
3 strdup [call site] 00104
2 sudo_role_free [function] [call site] 00105
3 str_list_free [function] [call site] 00106
4 sudoers_string_free [function] [call site] 00107
3 str_list_free [function] [call site] 00108
3 str_list_free [function] [call site] 00109
3 str_list_free [function] [call site] 00110
3 str_list_free [function] [call site] 00111
3 str_list_free [function] [call site] 00112
2 sudo_warn_gettext_v1 [function] [call site] 00113
2 sudo_warnx_nodebug_v1 [function] [call site] 00114
2 sudo_role_free [function] [call site] 00115
2 str_list_cache [function] [call site] 00116
3 rbinsert [function] [call site] 00117
4 sudo_debug_printf2_v1 [function] [call site] 00118
4 rotate_left [function] [call site] 00119
4 rotate_right [function] [call site] 00120
4 rotate_right [function] [call site] 00121
4 rotate_left [function] [call site] 00122
3 str_list_free [function] [call site] 00123
2 str_list_cache [function] [call site] 00124
2 str_list_cache [function] [call site] 00125
2 str_list_cache [function] [call site] 00126
2 realloc [call site] 00127
2 getc [call site] 00128
2 ungetc [call site] 00129
2 ldif_parse_attribute [function] [call site] 00130
3 __ctype_b_loc [call site] 00131
3 __ctype_b_loc [call site] 00132
3 strlen [call site] 00133
3 strdup [call site] 00134
3 sudo_warn_gettext_v1 [function] [call site] 00135
3 sudo_warn_gettext_v1 [function] [call site] 00136
3 sudo_warnx_nodebug_v1 [function] [call site] 00137
3 strlen [call site] 00138
3 sudo_base64_decode_v1 [function] [call site] 00139
3 __ctype_b_loc [call site] 00140
2 sudo_warn_gettext_v1 [function] [call site] 00141
2 sudo_warnx_nodebug_v1 [function] [call site] 00142
2 strcasecmp [call site] 00143
2 strncasecmp [call site] 00144
2 strcasecmp [call site] 00145
2 strcasecmp [call site] 00146
2 strcasecmp [call site] 00147
2 sudo_role_alloc [function] [call site] 00148
3 calloc [call site] 00149
3 str_list_alloc [function] [call site] 00150
3 str_list_alloc [function] [call site] 00151
3 str_list_alloc [function] [call site] 00152
3 str_list_alloc [function] [call site] 00153
3 str_list_alloc [function] [call site] 00154
3 str_list_alloc [function] [call site] 00155
3 sudo_role_free [function] [call site] 00156
2 strcasecmp [call site] 00157
2 unquote_cn [function] [call site] 00158
3 strlen [call site] 00159
2 strcasecmp [call site] 00160
2 ldif_store_string [function] [call site] 00161
3 sudoers_string_alloc [function] [call site] 00162
4 strdup [call site] 00163
3 strcasecmp [call site] 00164
3 strcasecmp [call site] 00165
2 strcasecmp [call site] 00166
2 ldif_store_string [function] [call site] 00167
2 strcasecmp [call site] 00168
2 ldif_store_string [function] [call site] 00169
2 strcasecmp [call site] 00170
2 ldif_store_string [function] [call site] 00171
2 strcasecmp [call site] 00172
2 ldif_store_string [function] [call site] 00173
2 strcasecmp [call site] 00174
2 ldif_store_string [function] [call site] 00175
2 strcasecmp [call site] 00176
2 ldif_store_string [function] [call site] 00177
2 strcasecmp [call site] 00178
2 strtod [call site] 00179
2 sudo_warn_gettext_v1 [function] [call site] 00180
2 sudo_warnx_nodebug_v1 [function] [call site] 00181
2 strcasecmp [call site] 00182
2 strdup [call site] 00183
2 strcasecmp [call site] 00184
2 strdup [call site] 00185
2 ldif_to_sudoers [function] [call site] 00186
3 reallocarray [call site] 00187
3 sudo_warn_gettext_v1 [function] [call site] 00188
3 sudo_warnx_nodebug_v1 [function] [call site] 00189
3 qsort [call site] 00190
3 role_order_cmp [function] [call site] 00191
3 role_to_sudoers [function] [call site] 00192
4 calloc [call site] 00193
4 calloc [call site] 00194
4 sudo_ldap_is_negated [function] [call site] 00195
4 strcmp [call site] 00196
4 strdup [call site] 00197
4 strncasecmp [call site] 00198
4 asprintf [call site] 00199
4 asprintf [call site] 00200
4 sudo_ldap_role_to_priv [function] [call site] 00201
5 strdup [call site] 00202
5 sudo_ldap_new_member_all [function] [call site] 00203
6 calloc [call site] 00204
5 host_to_member [function] [call site] 00205
6 calloc [call site] 00206
6 sudo_ldap_is_negated [function] [call site] 00207
6 strcmp [call site] 00208
6 is_address [function] [call site] 00209
7 strchr [call site] 00210
7 inet_pton [call site] 00211
7 inet_pton [call site] 00212
6 strdup [call site] 00213
5 sudo_ldap_is_negated [function] [call site] 00214
5 calloc [call site] 00215
5 calloc [call site] 00216
5 calloc [call site] 00217
5 array_to_member_list [function] [call site] 00218
6 calloc [call site] 00219
6 calloc [call site] 00220
6 sudo_ldap_is_negated [function] [call site] 00221
6 strcmp [call site] 00222
6 strdup [call site] 00223
6 free_members [function] [call site] 00224
7 free_member [function] [call site] 00225
6 free_members [function] [call site] 00226
5 array_to_member_list [function] [call site] 00227
5 parse_gentime [function] [call site] 00228
6 strspn [call site] 00229
6 sudo_debug_printf2_v1 [function] [call site] 00230
6 __isoc99_sscanf [call site] 00231
6 sudo_debug_printf2_v1 [function] [call site] 00232
6 __ctype_b_loc [call site] 00233
6 __ctype_b_loc [call site] 00234
6 strspn [call site] 00235
6 sudo_debug_printf2_v1 [function] [call site] 00236
6 __isoc99_sscanf [call site] 00237
6 sudo_debug_printf2_v1 [function] [call site] 00238
6 sudo_debug_printf2_v1 [function] [call site] 00239
6 sudo_debug_printf2_v1 [function] [call site] 00240
6 mktime [call site] 00241
6 timegm [call site] 00242
5 sudo_warn_gettext_v1 [function] [call site] 00243
5 sudo_warnx_nodebug_v1 [function] [call site] 00244
5 parse_gentime [function] [call site] 00245
5 sudo_warn_gettext_v1 [function] [call site] 00246
5 sudo_warnx_nodebug_v1 [function] [call site] 00247
5 strlen [call site] 00248
5 sudo_rcstr_alloc [function] [call site] 00249
5 snprintf [call site] 00250
5 sudo_warn_gettext_v1 [function] [call site] 00251
5 sudo_warnx_nodebug_v1 [function] [call site] 00252
5 sudo_rcstr_delref [function] [call site] 00253
5 sudo_ldap_parse_option [function] [call site] 00254
5 strcmp [call site] 00255
5 sudo_warn_gettext_v1 [function] [call site] 00256
5 sudo_warnx_nodebug_v1 [function] [call site] 00257
5 parse_timeout [function] [call site] 00258
6 __errno_location [call site] 00259
6 strtol [call site] 00260
6 __errno_location [call site] 00261
6 __errno_location [call site] 00262
6 tolower [call site] 00263
6 __errno_location [call site] 00264
6 __errno_location [call site] 00265
5 __errno_location [call site] 00266
5 sudo_warn_gettext_v1 [function] [call site] 00267
5 sudo_warn_gettext_v1 [function] [call site] 00268
5 sudo_warnx_nodebug_v1 [function] [call site] 00269
5 sudo_warn_gettext_v1 [function] [call site] 00270
5 sudo_warn_gettext_v1 [function] [call site] 00271
5 sudo_warnx_nodebug_v1 [function] [call site] 00272
5 strcmp [call site] 00273
5 sudo_warn_gettext_v1 [function] [call site] 00274
5 sudo_warnx_nodebug_v1 [function] [call site] 00275
5 strcmp [call site] 00276
5 sudo_warn_gettext_v1 [function] [call site] 00277
5 sudo_warnx_nodebug_v1 [function] [call site] 00278
5 strdup [call site] 00279
5 strcmp [call site] 00280
5 sudo_warn_gettext_v1 [function] [call site] 00281
5 sudo_warnx_nodebug_v1 [function] [call site] 00282
5 strdup [call site] 00283
5 strcmp [call site] 00284
5 sudo_warn_gettext_v1 [function] [call site] 00285
5 sudo_warnx_nodebug_v1 [function] [call site] 00286
5 strdup [call site] 00287
5 strcmp [call site] 00288
5 sudo_warn_gettext_v1 [function] [call site] 00289
5 sudo_warnx_nodebug_v1 [function] [call site] 00290
5 strdup [call site] 00291
5 strcmp [call site] 00292
5 sudo_warn_gettext_v1 [function] [call site] 00293
5 sudo_warnx_nodebug_v1 [function] [call site] 00294
5 strdup [call site] 00295
5 strcmp [call site] 00296
5 sudo_warn_gettext_v1 [function] [call site] 00297
5 sudo_warnx_nodebug_v1 [function] [call site] 00298
5 strdup [call site] 00299
5 append_default [function] [call site] 00300
6 calloc [call site] 00301
6 strdup [call site] 00302
6 strdup [call site] 00303
6 sudo_rcstr_addref [function] [call site] 00304
5 sudoers_defaults_to_tags [function] [call site] 00305
6 strcmp [call site] 00306
6 strcmp [call site] 00307
6 strcmp [call site] 00308
6 strcmp [call site] 00309
6 strcmp [call site] 00310
6 strcmp [call site] 00311
6 strcmp [call site] 00312
6 strcmp [call site] 00313
6 strcmp [call site] 00314
6 strcmp [call site] 00315
5 sudo_warn_gettext_v1 [function] [call site] 00316
5 sudo_warnx_nodebug_v1 [function] [call site] 00317
5 sudo_warn_gettext_v1 [function] [call site] 00318
5 sudo_warnx_nodebug_v1 [function] [call site] 00319
5 sudo_rcstr_delref [function] [call site] 00320
5 __errno_location [call site] 00321
5 sudo_ldap_extract_digests [function] [call site] 00322
6 sudo_ldap_extract_digest [function] [call site] 00323
7 __ctype_b_loc [call site] 00324
7 __ctype_b_loc [call site] 00325
7 __ctype_b_loc [call site] 00326
7 __ctype_b_loc [call site] 00327
7 sudo_warn_gettext_v1 [function] [call site] 00328
7 sudo_warn_gettext_v1 [function] [call site] 00329
7 sudo_warnx_nodebug_v1 [function] [call site] 00330
7 strndup [call site] 00331
7 sudo_warn_gettext_v1 [function] [call site] 00332
7 sudo_warn_gettext_v1 [function] [call site] 00333
7 sudo_warnx_nodebug_v1 [function] [call site] 00334
7 __ctype_b_loc [call site] 00335
7 digest_type_to_name [function] [call site] 00336
7 sudo_debug_printf2_v1 [function] [call site] 00337
6 __ctype_b_loc [call site] 00338
5 strcmp [call site] 00339
5 strpbrk [call site] 00340
5 strdup [call site] 00341
5 sudo_warn_gettext_v1 [function] [call site] 00342
5 sudo_warnx_nodebug_v1 [function] [call site] 00343
5 free_privilege [function] [call site] 00344
6 free_members [function] [call site] 00345
6 free_cmndspecs [function] [call site] 00346
7 free_members [function] [call site] 00347
7 free_members [function] [call site] 00348
7 free_member [function] [call site] 00349
6 free_default [function] [call site] 00350
7 free_defaults_binding [function] [call site] 00351
8 free_members [function] [call site] 00352
7 sudo_rcstr_delref [function] [call site] 00353
4 sudoers_string_iter [function] [call site] 00354
4 free_userspec [function] [call site] 00355
5 free_members [function] [call site] 00356
5 free_privilege [function] [call site] 00357
5 sudo_rcstr_delref [function] [call site] 00358
4 free_members [function] [call site] 00359
4 free_members [function] [call site] 00360
4 free_privilege [function] [call site] 00361
4 sudo_warn_gettext_v1 [function] [call site] 00362
4 sudo_warnx_nodebug_v1 [function] [call site] 00363
4 free_userspec [function] [call site] 00364
3 sudo_role_free [function] [call site] 00365
2 sudo_warn_gettext_v1 [function] [call site] 00366
2 sudo_warnx_nodebug_v1 [function] [call site] 00367
2 sudo_role_free [function] [call site] 00368
2 rbdestroy [function] [call site] 00369
3 rbdestroy_int [function] [call site] 00370
4 rbdestroy_int [function] [call site] 00371
5 rbdestroy_int [function] [call site] 00372
2 str_list_free [function] [call site] 00373
2 rbdestroy [function] [call site] 00374
2 str_list_free [function] [call site] 00375
2 rbdestroy [function] [call site] 00376
2 str_list_free [function] [call site] 00377
1 free_parse_tree [function] [call site] 00378
2 free_userspecs [function] [call site] 00379
3 free_userspec [function] [call site] 00380
2 free_defaults [function] [call site] 00381
3 free_default [function] [call site] 00382
2 free_aliases [function] [call site] 00383
3 rbdestroy [function] [call site] 00384
3 alias_free [function] [call site] 00385
4 sudo_rcstr_delref [function] [call site] 00386
4 free_members [function] [call site] 00387
1 fclose [call site] 00388
1 sudoers_debug_deregister [function] [call site] 00389
2 sudo_debug_deregister_v1 [function] [call site] 00390
1 fflush [call site] 00391