Fuzz introspector: fuzz_safe_download_url
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 7 w3lib.util.to_unicode call site: 00007 .isinstance
2 31 w3lib.url.safe_url_string call site: 00031 urllib.parse.urlsplit.fragment.encode

Fuzzer calltree

0 ...fuzz_safe_download_url.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.safe_download_url [function] [call site] 00004
2 w3lib.url.safe_url_string [function] [call site] 00005
3 w3lib.util.to_unicode [function] [call site] 00006
4 <builtin>.isinstance [function] [call site] 00007
4 <builtin>.isinstance [function] [call site] 00008
4 urllib.parse.unquote_to_bytes.decode [function] [call site] 00009
4 urllib.parse.quote.decode [function] [call site] 00010
3 w3lib.url._strip [function] [call site] 00011
4 urllib.parse.unquote_to_bytes.strip [function] [call site] 00012
4 urllib.parse.quote.strip [function] [call site] 00013
3 urllib.parse.urlsplit [function] [call site] 00014
3 urllib.parse.unquote [function] [call site] 00015
3 urllib.parse.quote [function] [call site] 00016
3 urllib.parse.quote.encode [function] [call site] 00017
3 urllib.parse.unquote [function] [call site] 00018
3 urllib.parse.quote [function] [call site] 00019
3 urllib.parse.quote.encode [function] [call site] 00020
3 urllib.parse.urlsplit.hostname.encode [function] [call site] 00021
3 urllib.parse.urlsplit.hostname.encode [function] [call site] 00022
3 <builtin>.str [function] [call site] 00023
3 netloc_bytes.decode [function] [call site] 00024
3 urllib.parse.urlsplit.path.encode [function] [call site] 00025
3 urllib.parse.quote [function] [call site] 00026
3 urllib.parse.urlsplit.query.encode [function] [call site] 00027
3 urllib.parse.quote [function] [call site] 00028
3 urllib.parse.urlsplit.query.encode [function] [call site] 00029
3 urllib.parse.quote [function] [call site] 00030
3 urllib.parse.urlunsplit [function] [call site] 00031
3 urllib.parse.urlsplit.fragment.encode [function] [call site] 00032
3 urllib.parse.quote [function] [call site] 00033
2 urllib.parse.urlsplit [function] [call site] 00034
2 posixpath.normpath [function] [call site] 00035
2 _parent_dirs.sub [function] [call site] 00036
2 urllib.parse.urlunsplit.endswith [function] [call site] 00037
2 path.endswith [function] [call site] 00038
2 urllib.parse.urlunsplit [function] [call site] 00039