Fuzz introspector: fuzz_validator
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
12 104 email_validator.deliverability.validate_email_deliverability call site: {node_id} .str
5 38 email_validator.syntax.check_unsafe_chars call site: {node_id} bad_chars.add
3 77 email_validator.syntax.validate_email_domain_name call site: {node_id} idna.encode
2 18 email_validator.syntax.validate_email_local_part call site: {node_id} email_validator.syntax.safe_character_display
2 28 email_validator.syntax.validate_email_local_part call site: {node_id} email_validator.syntax.safe_character_display
2 31 email_validator.syntax.validate_email_local_part call site: {node_id} email_validator.syntax.safe_character_display
2 46 email_validator.syntax.validate_email_local_part call site: {node_id} email_validator.syntax.safe_character_display
2 65 email_validator.syntax.validate_email_domain_literal call site: {node_id} email_validator.syntax.safe_character_display
2 69 email_validator.syntax.validate_email_domain_name call site: {node_id} email_validator.syntax.safe_character_display
2 90 email_validator.syntax.validate_email_domain_name call site: {node_id} email_validator.syntax.safe_character_display
2 100 email_validator.validate_email.validate_email call site: {node_id} email_validator.deliverability.validate_email_deliverability
1 10 email_validator.exceptions_types.ValidatedEmail.__init__ call site: {node_id} .setattr

Fuzzer calltree

0 ...fuzz_validator.TestOneInput [function] [call site] 00000
1 email_validator.validate_email.validate_email [function] [call site] 00001
2 .isinstance [function] [call site] 00002
2 email.decode [function] [call site] 00003
2 QUOTED_LOCAL_PART_ADDR.match [function] [call site] 00004
2 m.groups [function] [call site] 00005
2 re.sub [function] [call site] 00006
2 email.split [function] [call site] 00007
2 .len [function] [call site] 00008
2 email_validator.exceptions_types.ValidatedEmail.__init__ [function] [call site] 00009
3 kwargs.items [function] [call site] 00010
3 .setattr [function] [call site] 00011
2 email_validator.syntax.validate_email_local_part [function] [call site] 00012
3 .len [function] [call site] 00013
3 .len [function] [call site] 00014
3 email_validator.syntax.get_length_reason [function] [call site] 00015
4 .len [function] [call site] 00016
3 DOT_ATOM_TEXT.match [function] [call site] 00017
3 DOT_ATOM_TEXT_INTL.match [function] [call site] 00018
3 .set [function] [call site] 00019
3 email_validator.syntax.safe_character_display [function] [call site] 00020
4 unicodedata.category [function] [call site] 00021
4 .repr [function] [call site] 00022
4 .ord [function] [call site] 00023
4 .ord [function] [call site] 00024
4 .ord [function] [call site] 00025
4 unicodedata.name [function] [call site] 00026
3 ATEXT_RE.match [function] [call site] 00027
3 .set [function] [call site] 00028
3 email_validator.syntax.safe_character_display [function] [call site] 00029
3 QTEXT_INTL.match [function] [call site] 00030
3 .set [function] [call site] 00031
3 email_validator.syntax.safe_character_display [function] [call site] 00032
3 .ord [function] [call site] 00033
3 unicodedata.normalize [function] [call site] 00034
3 email_validator.syntax.check_unsafe_chars [function] [call site] 00035
4 .set [function] [call site] 00036
4 .enumerate [function] [call site] 00037
4 unicodedata.category [function] [call site] 00038
4 bad_chars.add [function] [call site] 00039
4 bad_chars.add [function] [call site] 00040
4 bad_chars.add [function] [call site] 00041
4 bad_chars.add [function] [call site] 00042
4 bad_chars.add [function] [call site] 00043
3 local.encode [function] [call site] 00044
3 re.sub [function] [call site] 00045
3 .set [function] [call site] 00046
3 email_validator.syntax.safe_character_display [function] [call site] 00047
3 ATEXT_INTL_RE.match [function] [call site] 00048
3 email_validator.syntax.check_dot_atom [function] [call site] 00049
4 label.endswith [function] [call site] 00050
4 label.startswith [function] [call site] 00051
4 label.endswith [function] [call site] 00052
4 label.startswith [function] [call site] 00053
2 ret.ascii_local_part.lower [function] [call site] 00054
2 ret.ascii_local_part.lower [function] [call site] 00055
2 ret.local_part.lower [function] [call site] 00056
2 .len [function] [call site] 00057
2 domain_part.startswith [function] [call site] 00058
2 domain_part.endswith [function] [call site] 00059
2 email_validator.syntax.validate_email_domain_literal [function] [call site] 00060
3 re.match [function] [call site] 00061
3 ipaddress.IPv4Address [function] [call site] 00062
3 domain_literal.startswith [function] [call site] 00063
3 ipaddress.IPv6Address [function] [call site] 00064
3 .set [function] [call site] 00065
3 email_validator.syntax.safe_character_display [function] [call site] 00066
3 DOMAIN_LITERAL_CHARS.match [function] [call site] 00067
2 email_validator.syntax.validate_email_domain_name [function] [call site] 00068
3 .set [function] [call site] 00069
3 email_validator.syntax.safe_character_display [function] [call site] 00070
3 ATEXT_HOSTNAME_INTL.match [function] [call site] 00071
3 email_validator.syntax.check_unsafe_chars [function] [call site] 00072
3 idna.uts46_remap [function] [call site] 00073
3 email_validator.syntax.check_dot_atom [function] [call site] 00074
3 domain.split [function] [call site] 00075
3 re.match [function] [call site] 00076
3 DOT_ATOM_TEXT_HOSTNAME.match [function] [call site] 00077
3 idna.encode [function] [call site] 00078
3 .str [function] [call site] 00079
3 DOT_ATOM_TEXT_HOSTNAME.match [function] [call site] 00080
3 .len [function] [call site] 00081
3 email_validator.syntax.get_length_reason [function] [call site] 00082
3 ascii_domain.split [function] [call site] 00083
3 .len [function] [call site] 00084
3 email_validator.syntax.get_length_reason [function] [call site] 00085
3 DOMAIN_NAME_REGEX.search [function] [call site] 00086
3 ascii_domain.endswith [function] [call site] 00087
3 ascii_domain.encode [function] [call site] 00088
3 idna.decode [function] [call site] 00089
3 .set [function] [call site] 00090
3 email_validator.syntax.safe_character_display [function] [call site] 00091
3 ATEXT_HOSTNAME_INTL.match [function] [call site] 00092
3 email_validator.syntax.check_unsafe_chars [function] [call site] 00093
2 .len [function] [call site] 00094
2 email_validator.syntax.get_length_reason [function] [call site] 00095
2 .len [function] [call site] 00096
2 email_validator.syntax.get_length_reason [function] [call site] 00097
2 ret.normalized.encode [function] [call site] 00098
2 .len [function] [call site] 00099
2 .len [function] [call site] 00100
2 email_validator.syntax.get_length_reason [function] [call site] 00101
2 email_validator.deliverability.validate_email_deliverability [function] [call site] 00102
3 dns.resolver.get_default_resolver [function] [call site] 00103
3 dns_resolver.resolve [function] [call site] 00104
3 .str [function] [call site] 00105
3 .sorted [function] [call site] 00106
3 .len [function] [call site] 00107
3 dns_resolver.resolve [function] [call site] 00108
3 .str [function] [call site] 00109
3 dns_resolver.resolve [function] [call site] 00110
3 .str [function] [call site] 00111
3 dns_resolver.resolve [function] [call site] 00112
3 value.startswith [function] [call site] 00113
3 value.decode [function] [call site] 00114
2 deliverability_info.items [function] [call site] 00115
2 .setattr [function] [call site] 00116