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afl-analyze(8) System Manager's Manual afl-analyze(8)




afl-analyze [ options ] -- /path/to/target_app [ ... ]


Required parameters:

-i file - input test case to be analyzed by the tool Execution control settings:
-f file - input file read by the tested program (stdin)
-t msec - timeout for each run (1000 ms)
-m megs - memory limit for child process (0 MB)
-O - use binary-only instrumentation (FRIDA mode)
-Q - use binary-only instrumentation (QEMU mode)
-U - use unicorn-based instrumentation (Unicorn mode)
-W - use qemu-based instrumentation with Wine (Wine mode) Analysis settings:
-e - look for edge coverage only, ignore hit counts For additional tips, please consult docs/ Environment variables used: TMPDIR: directory to use for temporary input files ASAN_OPTIONS: custom settings for ASAN
(must contain abort_on_error=1 and symbolize=0) MSAN_OPTIONS: custom settings for MSAN
(must contain exitcode=86 and symbolize=0) AFL_ANALYZE_HEX: print file offsets in hexadecimal instead of decimal AFL_MAP_SIZE: the shared memory size for that target. must be >= the size
the target was compiled for AFL_PRELOAD: LD_PRELOAD / DYLD_INSERT_LIBRARIES settings for target AFL_SKIP_BIN_CHECK: skip checking the location of and the target


afl++ was written by Michal "lcamtuf" Zalewski and is maintained by Marc "van Hauser" Heuse <>, Heiko "hexcoder-" Eissfeldt <>, Andrea Fioraldi <> and Dominik Maier <> The homepage of afl++ is:


Apache License Version 2.0, January 2004

2023-03-24 afl++