Fuzz introspector: testing/fuzzing/snmp_pdu_parse_fuzzer.c
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
690 0 EP call site: {node_id} mysql_handler

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 SNMP_MALLOC_TYPEDEF [function] [call site] 00001
1 snmp_free_pdu [function] [call site] 00002
2 free_securityStateRef [function] [call site] 00003
3 find_sec_mod [function] [call site] 00004
3 snmp_log [function] [call site] 00005
4 snmp_vlog [function] [call site] 00007
5 vasprintf [function] [call site] 00008
6 vsnprintf [function] [call site] 00010
7 dopr [function] [call site] 00011
8 dopr_outch [function] [call site] 00012
8 char_to_int [function] [call site] 00014
8 char_to_int [function] [call site] 00017
8 dopr_outch [function] [call site] 00065
8 dopr_outch [function] [call site] 00077
6 vsnprintf [function] [call site] 00081
5 snmp_log_string [function] [call site] 00082
6 netsnmp_set_line_buffering [function] [call site] 00083
6 log_handler_stdouterr [function] [call site] 00087
6 log_handler_stdouterr [function] [call site] 00098
6 mysql_handler [function] [call site] 00099
7 DEBUGMSGTL [function] [call site] 00100
7 _sql_buf_get [function] [call site] 00101
8 SNMP_MALLOC_TYPEDEF [function] [call site] 00102
8 netsnmp_container_find [function] [call site] 00103
9 netsnmp_container_find_ct [function] [call site] 00104
10 strtok_r [function] [call site] 00109
10 netsnmp_container_get_ct [function] [call site] 00110
11 CONTAINER_FIND [function] [call site] 00111
10 strtok_r [function] [call site] 00112
9 container_type*::factory::produce [function] [call site] 00114
7 syslog_handler [function] [call site] 00117
8 DEBUGMSGTL [function] [call site] 00118
8 DEBUGMSGTL [function] [call site] 00121
8 realloc_format_trap [function] [call site] 00122
9 init_options [function] [call site] 00124
9 realloc_handle_backslash [function] [call site] 00129
10 snmp_cstrcat [function] [call site] 00130
10 snmp_cstrcat [function] [call site] 00136
10 snmp_cstrcat [function] [call site] 00137
10 snmp_cstrcat [function] [call site] 00138
10 snmp_cstrcat [function] [call site] 00139
10 snmp_cstrcat [function] [call site] 00140
10 snmp_cstrcat [function] [call site] 00141
10 snmp_cstrcat [function] [call site] 00142
10 snmp_cstrcat [function] [call site] 00143
10 snmp_cstrcat [function] [call site] 00144
10 snmp_cstrcat [function] [call site] 00145
10 snmp_cstrcat [function] [call site] 00146
10 snmp_cstrcat [function] [call site] 00148
9 realloc_handle_backslash [function] [call site] 00149
9 is_fmt_cmd [function] [call site] 00150
9 realloc_dispatch_format_cmd [function] [call site] 00151
10 is_cur_time_cmd [function] [call site] 00152
10 is_up_time_cmd [function] [call site] 00153
10 is_agent_cmd [function] [call site] 00184
10 is_pdu_ip_cmd [function] [call site] 00185
10 realloc_handle_ip_fmt [function] [call site] 00186
11 snmp_cstrcat [function] [call site] 00188
11 inet_ntoa [function] [call site] 00189
11 convert_agent_addr [function] [call site] 00191
11 snmp_cstrcat [function] [call site] 00196
11 netsnmp_transport*::f_fmtaddr [function] [call site] 00198
11 snmp_cstrcat [function] [call site] 00199
11 SNMP_FREE [function] [call site] 00200
11 SNMP_FREE [function] [call site] 00201
11 SNMP_FREE [function] [call site] 00202
11 snmp_cstrcat [function] [call site] 00203
11 SNMP_FREE [function] [call site] 00204
11 netsnmp_ds_get_boolean [function] [call site] 00205
11 netsnmp_transport*::f_fmtaddr [function] [call site] 00206
11 snmp_cstrcat [function] [call site] 00207
11 SNMP_FREE [function] [call site] 00208
11 SNMP_FREE [function] [call site] 00209
11 SNMP_FREE [function] [call site] 00210
11 snmp_cstrcat [function] [call site] 00211
11 SNMP_FREE [function] [call site] 00212
11 realloc_output_temp_bfr [function] [call site] 00213
10 is_trap_cmd [function] [call site] 00214
10 realloc_handle_trap_fmt [function] [call site] 00215
11 trap_description [function] [call site] 00219
11 sprint_realloc_objid [function] [call site] 00224
12 netsnmp_sprint_realloc_objid_tree [function] [call site] 00225
13 netsnmp_sprint_realloc_objid [function] [call site] 00226
14 _oid_finish_printing [function] [call site] 00228
15 snmp_cstrcat [function] [call site] 00229
15 snmp_cstrcat [function] [call site] 00231
14 snmp_strcat [function] [call site] 00232
14 SNMP_FREE [function] [call site] 00233
14 netsnmp_ds_get_int [function] [call site] 00234
14 snmp_strcat [function] [call site] 00235
14 SNMP_FREE [function] [call site] 00236
11 snmp_cstrcat [function] [call site] 00240
11 snmp_cstrcat [function] [call site] 00245
11 sprint_realloc_variable [function] [call site] 00247
11 realloc_output_temp_bfr [function] [call site] 00249
10 is_auth_cmd [function] [call site] 00250
10 realloc_handle_auth_fmt [function] [call site] 00251
11 snprintf [function] [call site] 00257
11 snmp_realloc [function] [call site] 00258
11 snprintf [function] [call site] 00261
11 realloc_output_temp_bfr [function] [call site] 00262
10 realloc_handle_ent_fmt [function] [call site] 00263
11 sprint_realloc_objid [function] [call site] 00265
11 sprint_realloc_hexstring [function] [call site] 00267
12 _sprint_hexstring_line [function] [call site] 00268
12 _sprint_hexstring_line [function] [call site] 00285
11 realloc_output_temp_bfr [function] [call site] 00287
10 realloc_handle_wrap_fmt [function] [call site] 00288
11 snmp_cstrcat [function] [call site] 00289
11 snmp_cstrcat [function] [call site] 00290
11 snmp_cstrcat [function] [call site] 00291
11 snmp_cstrcat [function] [call site] 00292
11 snmp_cstrcat [function] [call site] 00293
11 snmp_cstrcat [function] [call site] 00294
11 snmp_cstrcat [function] [call site] 00295
11 snmp_realloc [function] [call site] 00296
11 snmp_cstrcat [function] [call site] 00298
11 snmp_realloc [function] [call site] 00299
11 snmp_cstrcat [function] [call site] 00301
11 snmp_realloc [function] [call site] 00302
10 snmp_cstrcat [function] [call site] 00304
9 snmp_realloc [function] [call site] 00305
9 is_fmt_cmd [function] [call site] 00307
9 realloc_dispatch_format_cmd [function] [call site] 00308
9 snmp_realloc [function] [call site] 00309
9 is_fmt_cmd [function] [call site] 00311
9 realloc_dispatch_format_cmd [function] [call site] 00312
9 snmp_realloc [function] [call site] 00313
9 snmp_realloc [function] [call site] 00314
8 DEBUGMSGTL [function] [call site] 00316
8 realloc_format_trap [function] [call site] 00317
8 DEBUGMSGTL [function] [call site] 00318
8 realloc_format_trap [function] [call site] 00319
8 DEBUGMSGTL [function] [call site] 00320
8 realloc_format_trap [function] [call site] 00321
8 DEBUGMSGTL [function] [call site] 00322
8 realloc_format_trap [function] [call site] 00323
8 DEBUGMSGTL [function] [call site] 00324
8 realloc_format_trap [function] [call site] 00325
7 netsnmp_ds_get_int [function] [call site] 00328
7 netsnmp_ds_set_int [function] [call site] 00329
8 DEBUGMSGTL [function] [call site] 00330
7 _sql_save_trap_info [function] [call site] 00331
8 DEBUGMSGTL [function] [call site] 00332
8 localtime [function] [call site] 00334
8 realloc_format_trap [function] [call site] 00335
8 OID_LENGTH [function] [call site] 00337
8 OID_LENGTH [function] [call site] 00338
8 netsnmp_sprint_realloc_objid_tree [function] [call site] 00339
8 realloc_format_trap [function] [call site] 00341
8 netsnmp_transport*::f_fmtaddr [function] [call site] 00342
8 netsnmp_strdup_and_null [function] [call site] 00343
8 binary_to_hex [function] [call site] 00346
9 netsnmp_binary_to_hex [function] [call site] 00347
8 netsnmp_strdup_and_null [function] [call site] 00352
8 binary_to_hex [function] [call site] 00353
7 _sql_save_varbind_info [function] [call site] 00354
8 SNMP_MALLOC_TYPEDEF [function] [call site] 00355
8 netsnmp_sprint_realloc_objid_tree [function] [call site] 00356
8 sprint_realloc_by_type [function] [call site] 00358
9 DEBUGMSGTL [function] [call site] 00359
9 sprint_realloc_integer [function] [call site] 00360
10 netsnmp_ds_get_boolean [function] [call site] 00361
10 snmp_cstrcat [function] [call site] 00362
10 sprint_realloc_by_type [function] [call site] 00363
10 netsnmp_ds_get_boolean [function] [call site] 00364
10 snmp_cstrcat [function] [call site] 00365
10 netsnmp_ds_get_boolean [function] [call site] 00366
10 sprint_realloc_hinted_integer [function] [call site] 00367
10 snprintf [function] [call site] 00376
10 snmp_cstrcat [function] [call site] 00377
10 netsnmp_ds_get_boolean [function] [call site] 00378
10 snmp_cstrcat [function] [call site] 00379
10 snprintf [function] [call site] 00380
10 snmp_cstrcat [function] [call site] 00381
10 snmp_cstrcat [function] [call site] 00382
10 snmp_cstrcat [function] [call site] 00383
10 snmp_cstrcat [function] [call site] 00384
9 sprint_realloc_octet_string [function] [call site] 00385
10 netsnmp_ds_get_boolean [function] [call site] 00386
10 snmp_cstrcat [function] [call site] 00387
10 sprint_realloc_by_type [function] [call site] 00388
10 netsnmp_ds_get_boolean [function] [call site] 00389
10 snmp_cstrcat [function] [call site] 00390
10 netsnmp_ds_get_boolean [function] [call site] 00391
10 snmp_cstrcat [function] [call site] 00394
10 snmp_cstrcat [function] [call site] 00396
10 snmp_cstrcat [function] [call site] 00398
10 SNMP_MIN [function] [call site] 00399
10 snmp_realloc [function] [call site] 00400
10 sprint_realloc_asciistring [function] [call site] 00403
11 snmp_realloc [function] [call site] 00406
11 snmp_realloc [function] [call site] 00407
11 snmp_realloc [function] [call site] 00408
11 snmp_realloc [function] [call site] 00409
10 snmp_cstrcat [function] [call site] 00410
10 snmp_cstrcat [function] [call site] 00411
10 snmp_cstrcat [function] [call site] 00412
10 sprint_realloc_octet_string [function] [call site] 00413
10 snmp_realloc [function] [call site] 00414
10 snmp_realloc [function] [call site] 00415
10 snmp_cstrcat [function] [call site] 00416
10 snmp_cstrcat [function] [call site] 00417
10 snmp_realloc [function] [call site] 00418
10 netsnmp_ds_get_int [function] [call site] 00419
10 snmp_cstrcat [function] [call site] 00423
10 netsnmp_ds_get_boolean [function] [call site] 00424
10 snmp_cstrcat [function] [call site] 00425
10 snmp_cstrcat [function] [call site] 00426
10 sprint_realloc_hexstring [function] [call site] 00427
10 netsnmp_ds_get_boolean [function] [call site] 00428
10 snmp_cstrcat [function] [call site] 00429
10 netsnmp_ds_get_boolean [function] [call site] 00430
10 snmp_cstrcat [function] [call site] 00431
10 snmp_cstrcat [function] [call site] 00432
10 sprint_realloc_asciistring [function] [call site] 00433
10 snmp_cstrcat [function] [call site] 00434
10 snmp_cstrcat [function] [call site] 00435
10 snmp_cstrcat [function] [call site] 00436
9 sprint_realloc_bitstring [function] [call site] 00437
10 netsnmp_ds_get_boolean [function] [call site] 00438
10 snmp_cstrcat [function] [call site] 00439
10 sprint_realloc_by_type [function] [call site] 00440
10 netsnmp_ds_get_boolean [function] [call site] 00441
10 snmp_cstrcat [function] [call site] 00442
10 snmp_cstrcat [function] [call site] 00443
10 sprint_realloc_hexstring [function] [call site] 00444
10 netsnmp_ds_get_boolean [function] [call site] 00445
10 snmp_cstrcat [function] [call site] 00446
10 netsnmp_ds_get_boolean [function] [call site] 00447
10 snprintf [function] [call site] 00448
10 snmp_cstrcat [function] [call site] 00449
10 snprintf [function] [call site] 00450
10 snmp_cstrcat [function] [call site] 00451
10 snmp_cstrcat [function] [call site] 00452
9 sprint_realloc_opaque [function] [call site] 00453
9 sprint_realloc_object_identifier [function] [call site] 00454
10 netsnmp_ds_get_boolean [function] [call site] 00455
10 snmp_cstrcat [function] [call site] 00456
10 sprint_realloc_by_type [function] [call site] 00457
10 netsnmp_ds_get_boolean [function] [call site] 00458
10 snmp_cstrcat [function] [call site] 00459
10 netsnmp_sprint_realloc_objid_tree [function] [call site] 00460
10 snmp_cstrcat [function] [call site] 00461
10 snmp_cstrcat [function] [call site] 00462
9 sprint_realloc_timeticks [function] [call site] 00463
10 netsnmp_ds_get_boolean [function] [call site] 00464
10 snmp_cstrcat [function] [call site] 00465
10 sprint_realloc_by_type [function] [call site] 00466
10 netsnmp_ds_get_boolean [function] [call site] 00467
10 snprintf [function] [call site] 00468
10 snmp_cstrcat [function] [call site] 00469
10 netsnmp_ds_get_boolean [function] [call site] 00470
10 snprintf [function] [call site] 00471
10 snmp_cstrcat [function] [call site] 00472
10 uptimeString [function] [call site] 00473
11 netsnmp_ds_get_boolean [function] [call site] 00474
11 snprintf [function] [call site] 00475
11 netsnmp_ds_get_boolean [function] [call site] 00476
11 snprintf [function] [call site] 00477
11 snprintf [function] [call site] 00478
11 snprintf [function] [call site] 00479
11 snprintf [function] [call site] 00480
10 snmp_cstrcat [function] [call site] 00481
10 snmp_cstrcat [function] [call site] 00482
10 snmp_cstrcat [function] [call site] 00483
9 sprint_realloc_gauge [function] [call site] 00484
10 netsnmp_ds_get_boolean [function] [call site] 00485
10 snmp_cstrcat [function] [call site] 00486
10 sprint_realloc_by_type [function] [call site] 00487
10 netsnmp_ds_get_boolean [function] [call site] 00488
10 snmp_cstrcat [function] [call site] 00489
10 sprint_realloc_hinted_integer [function] [call site] 00490
10 snmp_cstrcat [function] [call site] 00492
10 snmp_cstrcat [function] [call site] 00493
10 snmp_cstrcat [function] [call site] 00494
9 sprint_realloc_counter [function] [call site] 00495
10 netsnmp_ds_get_boolean [function] [call site] 00496
10 snmp_cstrcat [function] [call site] 00497
10 sprint_realloc_by_type [function] [call site] 00498
10 netsnmp_ds_get_boolean [function] [call site] 00499
10 snmp_cstrcat [function] [call site] 00500
10 snmp_cstrcat [function] [call site] 00502
10 snmp_cstrcat [function] [call site] 00503
10 snmp_cstrcat [function] [call site] 00504
9 sprint_realloc_ipaddress [function] [call site] 00505
10 netsnmp_ds_get_boolean [function] [call site] 00506
10 snmp_cstrcat [function] [call site] 00507
10 sprint_realloc_by_type [function] [call site] 00508
10 netsnmp_ds_get_boolean [function] [call site] 00509
10 snmp_cstrcat [function] [call site] 00510
10 snmp_realloc [function] [call site] 00511
9 sprint_realloc_null [function] [call site] 00514
10 netsnmp_ds_get_boolean [function] [call site] 00515
10 snmp_cstrcat [function] [call site] 00516
10 sprint_realloc_by_type [function] [call site] 00517
10 snmp_cstrcat [function] [call site] 00518
9 sprint_realloc_uinteger [function] [call site] 00519
10 netsnmp_ds_get_boolean [function] [call site] 00520
10 snmp_cstrcat [function] [call site] 00521
10 sprint_realloc_by_type [function] [call site] 00522
10 netsnmp_ds_get_boolean [function] [call site] 00523
10 sprint_realloc_hinted_integer [function] [call site] 00524
10 snprintf [function] [call site] 00525
10 snmp_cstrcat [function] [call site] 00526
10 netsnmp_ds_get_boolean [function] [call site] 00527
10 snmp_cstrcat [function] [call site] 00528
10 snprintf [function] [call site] 00529
10 snmp_cstrcat [function] [call site] 00530
10 snmp_cstrcat [function] [call site] 00531
10 snmp_cstrcat [function] [call site] 00532
10 snmp_cstrcat [function] [call site] 00533
9 sprint_realloc_counter64 [function] [call site] 00534
9 sprint_realloc_float [function] [call site] 00535
10 netsnmp_ds_get_boolean [function] [call site] 00536
10 snmp_cstrcat [function] [call site] 00537
10 sprint_realloc_by_type [function] [call site] 00538
10 netsnmp_ds_get_boolean [function] [call site] 00539
10 snmp_cstrcat [function] [call site] 00540
10 snmp_realloc [function] [call site] 00541
10 make_printf_format_string [function] [call site] 00542
11 netsnmp_ds_get_string [function] [call site] 00543
11 DEBUGMSGTL [function] [call site] 00547
11 DEBUGMSGTL [function] [call site] 00549
10 snprintf [function] [call site] 00550
10 snmp_cstrcat [function] [call site] 00553
10 snmp_cstrcat [function] [call site] 00554
9 sprint_realloc_double [function] [call site] 00555
10 netsnmp_ds_get_boolean [function] [call site] 00556
10 snmp_cstrcat [function] [call site] 00557
10 sprint_realloc_by_type [function] [call site] 00558
10 netsnmp_ds_get_boolean [function] [call site] 00559
10 snmp_cstrcat [function] [call site] 00560
10 snmp_realloc [function] [call site] 00561
10 make_printf_format_string [function] [call site] 00562
10 snprintf [function] [call site] 00563
10 snmp_cstrcat [function] [call site] 00566
10 snmp_cstrcat [function] [call site] 00567
9 DEBUGMSGTL [function] [call site] 00568
9 sprint_realloc_badtype [function] [call site] 00569
10 snmp_cstrcat [function] [call site] 00570
8 CONTAINER_INSERT [function] [call site] 00574
9 CONTAINER_INSERT_HELPER [function] [call site] 00575
10 netsnmp_container*::insert_filter [function] [call site] 00576
10 snmp_log [function] [call site] 00577
10 CONTAINER_INSERT_HELPER [function] [call site] 00578
10 _null_remove [function] [call site] 00579
11 DEBUGMSGTL [function] [call site] 00580
7 netsnmp_ds_set_int [function] [call site] 00582
7 CONTAINER_INSERT [function] [call site] 00583
7 _sql_log [function] [call site] 00585
8 CONTAINER_ITERATOR [function] [call site] 00587
8 ITERATOR_FIRST [function] [call site] 00589
8 ITERATOR_NEXT [function] [call site] 00590
8 ITERATOR_RELEASE [function] [call site] 00596
7 _sql_buf_free [function] [call site] 00597
8 CONTAINER_CLEAR [function] [call site] 00598
9 _null_clear [function] [call site] 00599
10 DEBUGMSGTL [function] [call site] 00600
9 _null_clear [function] [call site] 00601
9 malloc_trim [function] [call site] 00602
8 CONTAINER_FREE [function] [call site] 00603
9 netsnmp_container*::cfree [function] [call site] 00604
9 SNMP_FREE [function] [call site] 00606
8 SNMP_FREE [function] [call site] 00607
8 SNMP_FREE [function] [call site] 00608
8 SNMP_FREE [function] [call site] 00609
8 SNMP_FREE [function] [call site] 00610
8 SNMP_FREE [function] [call site] 00611
8 SNMP_FREE [function] [call site] 00612
8 SNMP_FREE [function] [call site] 00613
8 SNMP_FREE [function] [call site] 00614
7 CONTAINER_SIZE [function] [call site] 00616
7 _sql_process_queue [function] [call site] 00617
8 CONTAINER_SIZE [function] [call site] 00618
8 DEBUGMSGT [function] [call site] 00619
8 CONTAINER_SIZE [function] [call site] 00620
8 DEBUGMSGT [function] [call site] 00621
8 netsnmp_mysql_connect [function] [call site] 00622
9 DEBUGMSGTL [function] [call site] 00623
9 mysql_close [function] [call site] 00624
9 mysql_init [function] [call site] 00625
9 netsnmp_sql_error [function] [call site] 00626
10 mysql_errno [function] [call site] 00627
10 netsnmp_sql_server_disconnected [function] [call site] 00628
10 snmp_log [function] [call site] 00629
10 snmp_log [function] [call site] 00630
10 mysql_sqlstate [function] [call site] 00631
10 mysql_error [function] [call site] 00632
10 mysql_errno [function] [call site] 00634
10 mysql_error [function] [call site] 00635
10 netsnmp_sql_server_disconnected [function] [call site] 00636
10 netsnmp_sql_disconnected [function] [call site] 00637
11 DEBUGMSGTL [function] [call site] 00638
11 mysql_stmt_close [function] [call site] 00639
11 mysql_stmt_close [function] [call site] 00640
9 mysql_options [function] [call site] 00641
9 mysql_real_connect [function] [call site] 00642
9 netsnmp_sql_error [function] [call site] 00643
9 mysql_autocommit [function] [call site] 00644
9 netsnmp_sql_error [function] [call site] 00645
9 netsnmp_assert [function] [call site] 00646
9 netsnmp_mysql_bind [function] [call site] 00647
10 snmp_log [function] [call site] 00648
10 mysql_stmt_init [function] [call site] 00649
10 netsnmp_sql_error [function] [call site] 00650
10 mysql_stmt_prepare [function] [call site] 00651
10 netsnmp_sql_stmt_error [function] [call site] 00652
11 mysql_errno [function] [call site] 00653
11 netsnmp_sql_server_disconnected [function] [call site] 00654
11 snmp_log [function] [call site] 00655
11 snmp_log [function] [call site] 00656
11 mysql_stmt_errno [function] [call site] 00657
11 mysql_stmt_sqlstate [function] [call site] 00658
11 mysql_stmt_error [function] [call site] 00659
11 netsnmp_sql_server_disconnected [function] [call site] 00660
11 netsnmp_sql_disconnected [function] [call site] 00661
10 mysql_stmt_close [function] [call site] 00662
9 netsnmp_mysql_bind [function] [call site] 00663
9 mysql_stmt_close [function] [call site] 00664
8 CONTAINER_FOR_EACH [function] [call site] 00665
8 mysql_commit [function] [call site] 00666
8 netsnmp_sql_error [function] [call site] 00667
8 CONTAINER_FOR_EACH [function] [call site] 00668
8 CONTAINER_CLEAR [function] [call site] 00669
5 snmp_log_string [function] [call site] 00670
2 find_sec_mod [function] [call site] 00674
2 snmp_free_varbind [function] [call site] 00675
3 snmp_free_var [function] [call site] 00676
4 snmp_free_var_internals [function] [call site] 00677
5 SNMP_FREE [function] [call site] 00678
5 SNMP_FREE [function] [call site] 00679
5 netsnmp_variable_list*::dataFreeHook [function] [call site] 00680
5 SNMP_FREE [function] [call site] 00681