Fuzz introspector: fuzz_asn1_print
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
1 0 EP call site: 00000 fclose
1 13 print_tags_recursive call site: 00013 printf
1 23 sc_hex_dump call site: 00023 strlen

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 fclose [call site] 00001
1 sc_asn1_print_tags [function] [call site] 00002
2 print_tags_recursive [function] [call site] 00003
3 sc_asn1_read_tag [function] [call site] 00004
3 printf [call site] 00005
3 printf [call site] 00006
3 print_indent [function] [call site] 00007
4 putchar [call site] 00008
3 printf [call site] 00009
3 printf [call site] 00011
3 printf [call site] 00012
3 printf [call site] 00013
3 printf [call site] 00014
3 putchar [call site] 00015
3 print_tags_recursive [function] [call site] 00016
4 printf [call site] 00017
4 sc_asn1_print_bit_string [function] [call site] 00018
5 print_hex [function] [call site] 00019
6 sc_hex_dump [function] [call site] 00020
7 sprintf [call site] 00021
7 __ctype_b_loc [call site] 00022
7 strlcat [function] [call site] 00023
8 strlen [call site] 00024
7 snprintf [call site] 00025
7 strlen [call site] 00026
7 strlen [call site] 00027
6 strchr [call site] 00028
6 putchar [call site] 00029
6 print_indent [function] [call site] 00030
6 printf [call site] 00031
6 printf [call site] 00032
5 sc_asn1_decode_bit_string [function] [call site] 00033
6 decode_bit_string [function] [call site] 00034
5 printf [call site] 00035
5 sc_asn1_decode_bit_string [function] [call site] 00036
5 printf [call site] 00037
5 printf [call site] 00038
4 sc_asn1_print_octet_string [function] [call site] 00039
5 print_hex [function] [call site] 00040
4 printf [call site] 00041
4 sc_asn1_print_object_id [function] [call site] 00042
5 sc_asn1_decode_object_id [function] [call site] 00043
6 sc_init_oid [function] [call site] 00044
6 sc_init_oid [function] [call site] 00045
6 sc_init_oid [function] [call site] 00046
6 sc_init_oid [function] [call site] 00047
6 sc_init_oid [function] [call site] 00048
6 sc_init_oid [function] [call site] 00049
5 printf [call site] 00050
5 sc_dump_oid [function] [call site] 00051
6 strlen [call site] 00052
6 snprintf [call site] 00053
5 printf [call site] 00054
5 openssl_print_object_sn [function] [call site] 00055
6 OBJ_txt2obj [call site] 00056
6 OBJ_obj2nid [call site] 00057
6 OBJ_nid2sn [call site] 00058
6 printf [call site] 00059
6 ASN1_OBJECT_free [call site] 00060
4 printf [call site] 00061
4 sc_asn1_print_integer [function] [call site] 00062
5 sc_dump_hex [function] [call site] 00063
6 snprintf [call site] 00064
6 snprintf [call site] 00065
6 strlen [call site] 00066
6 snprintf [call site] 00067
6 snprintf [call site] 00068
5 printf [call site] 00069
5 printf [call site] 00070
4 printf [call site] 00071
4 sc_asn1_print_utf8string [function] [call site] 00072
5 print_ascii [function] [call site] 00073
6 __ctype_b_loc [call site] 00074
6 printf [call site] 00075
6 putchar [call site] 00076
4 printf [call site] 00077
4 sc_asn1_print_boolean [function] [call site] 00078
5 printf [call site] 00079
5 printf [call site] 00080
4 printf [call site] 00081
4 sc_asn1_print_generalizedtime [function] [call site] 00082
5 printf [call site] 00083
5 print_ascii [function] [call site] 00084
5 sc_asn1_print_utctime [function] [call site] 00085
6 printf [call site] 00086
6 print_ascii [function] [call site] 00087
6 putchar [call site] 00088
6 print_ascii [function] [call site] 00089
6 putchar [call site] 00090
6 print_ascii [function] [call site] 00091
6 putchar [call site] 00092
6 print_ascii [function] [call site] 00093
6 __ctype_b_loc [call site] 00094
6 putchar [call site] 00095
6 print_ascii [function] [call site] 00096
6 __ctype_b_loc [call site] 00097
6 putchar [call site] 00098
6 print_ascii [function] [call site] 00099
6 print_ascii [function] [call site] 00100
6 printf [call site] 00101
6 putchar [call site] 00102
6 print_ascii [function] [call site] 00103
6 putchar [call site] 00104
6 print_ascii [function] [call site] 00105
4 printf [call site] 00106
4 sc_asn1_print_utctime [function] [call site] 00107
4 print_hex [function] [call site] 00108
4 print_hex [function] [call site] 00109
4 putchar [call site] 00110