Fuzz introspector: zip_fuzzer
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzz blockers

The followings are the branches where fuzzer fails to bypass.

Unique non-covered Complexity Unique Reachable Complexities Unique Reachable Functions All non-covered Complexity All Reachable Complexity Function Name Function Callsite Blocked Branch
0 0 None 6 6 mz_zip_reader_locate_file_v2 call site: 00043 /src/miniz/build/amalgamation/miniz.c:4505
0 0 None 2 2 mz_zip_reader_end_internal call site: 00012 /src/miniz/build/amalgamation/miniz.c:3986
0 0 None 0 272 mz_zip_reader_extract_to_mem_no_alloc1 call site: 00050 /src/miniz/build/amalgamation/miniz.c:4571
0 0 None 0 205 mz_zip_reader_extract_to_mem_no_alloc1 call site: 00052 /src/miniz/build/amalgamation/miniz.c:4627
0 0 None 0 205 mz_zip_reader_extract_to_mem_no_alloc1 call site: 00052 /src/miniz/build/amalgamation/miniz.c:4662
0 0 None 0 3 tinfl_decompress call site: 00033 /src/miniz/build/amalgamation/miniz.c:2474
0 0 None 0 0 tinfl_decompress call site: 00033 /src/miniz/build/amalgamation/miniz.c:2451
0 0 None 0 0 mz_zip_reader_get_filename call site: 00038 /src/miniz/build/amalgamation/miniz.c:7867
0 0 None 0 0 mz_zip_reader_end_internal call site: 00012 /src/miniz/build/amalgamation/miniz.c:4004
0 0 None 0 0 mz_zip_reader_extract_to_mem_no_alloc1 call site: 00054 /src/miniz/build/amalgamation/miniz.c:4699
0 0 None 0 0 mz_zip_array_ensure_capacity call site: 00008 /src/miniz/build/amalgamation/miniz.c:3381

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 mz_zip_zero_struct [function] [call site] 00001
1 mz_zip_reader_init_mem [function] [call site] 00002
2 mz_zip_reader_init_internal [function] [call site] 00003
2 mz_zip_reader_read_central_dir [function] [call site] 00004
3 mz_zip_reader_locate_header_sig [function] [call site] 00005
3 mz_zip_reader_eocd64_valid [function] [call site] 00006
3 mz_zip_reader_eocd64_valid [function] [call site] 00007
3 mz_zip_array_ensure_capacity [function] [call site] 00008
3 mz_zip_array_ensure_capacity [function] [call site] 00009
3 mz_zip_array_ensure_capacity [function] [call site] 00010
3 mz_zip_reader_sort_central_dir_offsets_by_filename [function] [call site] 00011
2 mz_zip_reader_end_internal [function] [call site] 00012
3 fclose [call site] 00013
1 mz_zip_reader_get_num_files [function] [call site] 00014
1 mz_zip_clear_last_error [function] [call site] 00015
2 mz_zip_set_last_error [function] [call site] 00016
1 mz_zip_reader_is_file_a_directory [function] [call site] 00017
1 mz_zip_validate_file [function] [call site] 00018
2 mz_zip_file_stat_internal [function] [call site] 00019
3 mz_zip_dos_to_time_t [function] [call site] 00020
4 mktime [call site] 00021
3 mz_zip_reader_is_file_a_directory [function] [call site] 00022
3 mz_zip_reader_is_file_encrypted [function] [call site] 00023
3 mz_zip_reader_is_file_supported [function] [call site] 00024
2 strlen [call site] 00025
2 mz_zip_array_ensure_capacity [function] [call site] 00026
2 memcmp [call site] 00027
2 mz_zip_reader_extract_to_callback [function] [call site] 00028
3 mz_zip_reader_file_stat [function] [call site] 00029
4 mz_zip_file_stat_internal [function] [call site] 00030
3 tinfl_decompress [function] [call site] 00033
4 tinfl_clear_tree [function] [call site] 00034
1 mz_zip_reader_is_file_encrypted [function] [call site] 00036
1 mz_zip_clear_last_error [function] [call site] 00037
1 mz_zip_reader_get_filename [function] [call site] 00038
1 mz_zip_get_last_error [function] [call site] 00039
1 mz_zip_reader_file_stat [function] [call site] 00040
1 mz_zip_reader_extract_file_to_mem [function] [call site] 00041
2 mz_zip_reader_extract_file_to_mem_no_alloc [function] [call site] 00042
3 mz_zip_reader_locate_file_v2 [function] [call site] 00043
4 mz_zip_locate_file_binary_search [function] [call site] 00044
5 strlen [call site] 00045
4 strlen [call site] 00046
4 strlen [call site] 00047
4 memcmp [call site] 00048
4 memcmp [call site] 00049
3 mz_zip_reader_extract_to_mem_no_alloc1 [function] [call site] 00050
4 mz_zip_reader_file_stat [function] [call site] 00051
4 tinfl_decompress [function] [call site] 00053
1 mz_zip_reader_end [function] [call site] 00055
2 mz_zip_reader_end_internal [function] [call site] 00056