Fuzz introspector: inspector/source-codeminiz/tests/uncompress_fuzzer.c
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
2 2 1 :

['exit']

2 2 test_inflate call site: 00000 /src/miniz/tests/small_fuzzer.c:95
2 2 1 :

['fclose']

2 2 mz_zip_reader_init_file_v2 call site: 00000 /src/miniz/build/amalgamation/miniz.c:4143
0 268 1 :

['tdefl_compress_block']

0 268 tdefl_flush_block call site: 00000 /src/miniz/build/amalgamation/miniz.c:1325
0 231 1 :

['inflate']

4 241 test_large_inflate call site: 00000 /src/miniz/tests/large_fuzzer.c:99
0 0 None 19 19 mz_zip_writer_init_file_v2 call site: 00000 /src/miniz/build/amalgamation/miniz.c:5948
0 0 None 12 589 mz_zip_writer_add_mem_ex_v2 call site: 00000 /src/miniz/build/amalgamation/miniz.c:6297
0 0 None 12 589 mz_zip_writer_add_mem_ex_v2 call site: 00000 /src/miniz/build/amalgamation/miniz.c:6321
0 0 None 12 589 mz_zip_writer_add_mem_ex_v2 call site: 00000 /src/miniz/build/amalgamation/miniz.c:6326
0 0 None 12 583 mz_zip_writer_add_mem_ex_v2 call site: 00000 /src/miniz/build/amalgamation/miniz.c:6340
0 0 None 8 566 mz_zip_writer_add_mem_ex_v2 call site: 00000 /src/miniz/build/amalgamation/miniz.c:6378
0 0 None 8 542 mz_zip_writer_add_mem_ex_v2 call site: 00000 /src/miniz/build/amalgamation/miniz.c:6428
0 0 None 6 977 mz_zip_add_mem_to_archive_file_in_place_v2 call site: 00000 /src/miniz/build/amalgamation/miniz.c:7552

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 uncompress [function] [call site] 00001
2 mz_uncompress [function] [call site] 00002
3 mz_uncompress2 [function] [call site] 00003
4 mz_inflateInit [function] [call site] 00004
5 mz_inflateInit2 [function] [call site] 00005
4 mz_inflate [function] [call site] 00006
5 tinfl_decompress [function] [call site] 00007
6 tinfl_clear_tree [function] [call site] 00008
5 tinfl_decompress [function] [call site] 00009
4 mz_inflateEnd [function] [call site] 00010
4 mz_inflateEnd [function] [call site] 00011