Fuzz introspector: fuzz_parse_data_uri
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
3 8 w3lib.util.to_unicode call site: {node_id} .isinstance
2 32 w3lib.url.safe_url_string call site: {node_id} urllib.parse.urlsplit.fragment.encode

Fuzzer calltree

0 ...fuzz_parse_data_uri.TestOneInput [function] [call site] 00000
1 atheris.FuzzedDataProvider [function] [call site] 00001
1 fdp.ConsumeIntInRange [function] [call site] 00002
1 fdp.ConsumeUnicodeNoSurrogates [function] [call site] 00003
1 w3lib.url.parse_data_uri [function] [call site] 00004
2 .isinstance [function] [call site] 00005
2 w3lib.url.safe_url_string [function] [call site] 00006
3 w3lib.util.to_unicode [function] [call site] 00007
4 .isinstance [function] [call site] 00008
4 .isinstance [function] [call site] 00009
4 urllib.parse.unquote_to_bytes.decode [function] [call site] 00010
4 urllib.parse.quote.decode [function] [call site] 00011
3 w3lib.url._strip [function] [call site] 00012
4 urllib.parse.unquote_to_bytes.strip [function] [call site] 00013
4 urllib.parse.quote.strip [function] [call site] 00014
3 urllib.parse.urlsplit [function] [call site] 00015
3 urllib.parse.unquote [function] [call site] 00016
3 urllib.parse.quote [function] [call site] 00017
3 urllib.parse.quote.encode [function] [call site] 00018
3 urllib.parse.unquote [function] [call site] 00019
3 urllib.parse.quote [function] [call site] 00020
3 urllib.parse.quote.encode [function] [call site] 00021
3 urllib.parse.urlsplit.hostname.encode [function] [call site] 00022
3 urllib.parse.urlsplit.hostname.encode [function] [call site] 00023
3 .str [function] [call site] 00024
3 netloc_bytes.decode [function] [call site] 00025
3 urllib.parse.urlsplit.path.encode [function] [call site] 00026
3 urllib.parse.quote [function] [call site] 00027
3 urllib.parse.urlsplit.query.encode [function] [call site] 00028
3 urllib.parse.quote [function] [call site] 00029
3 urllib.parse.urlsplit.query.encode [function] [call site] 00030
3 urllib.parse.quote [function] [call site] 00031
3 urllib.parse.urlunsplit [function] [call site] 00032
3 urllib.parse.urlsplit.fragment.encode [function] [call site] 00033
3 urllib.parse.quote [function] [call site] 00034
2 urllib.parse.urlunsplit.encode [function] [call site] 00035
2 urllib.parse.unquote_to_bytes.split [function] [call site] 00036
2 scheme.lower [function] [call site] 00037
2 urllib.parse.unquote_to_bytes [function] [call site] 00038
2 _mediatype_pattern.match [function] [call site] 00039
2 m.group [function] [call site] 00040
2 m.end [function] [call site] 00041
2 _mediatype_parameter_pattern.match [function] [call site] 00042
2 m.groups [function] [call site] 00043
2 re.sub [function] [call site] 00044
2 attribute.decode [function] [call site] 00045
2 value.decode [function] [call site] 00046
2 m.end [function] [call site] 00047
2 urllib.parse.unquote_to_bytes.split [function] [call site] 00048
2 base64.b64decode [function] [call site] 00049
2 typing.NamedTuple.__init__ [function] [call site] 00050