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diff --git a/README.md b/README.md index 953c1afb..9ff7c24b 100644 --- a/README.md +++ b/README.md @@ -1,24 +1,33 @@ # american fuzzy lop plus plus (afl++) + Release Version: 2.53c + + Github Version: 2.53d + + Originally developed by Michal "lcamtuf" Zalewski. Repository: [https://github.com/vanhauser-thc/AFLplusplus](https://github.com/vanhauser-thc/AFLplusplus) - afl++ is maintained by Marc Heuse <mh@mh-sec.de>, Heiko Eissfeldt + afl++ is maintained by Marc Heuse <mh@mh-sec.de>, Heiko Eißfeldt <heiko.eissfeldt@hexco.de> and Andrea Fioraldi <andreafioraldi@gmail.com>. + Note that although afl now has a Google afl repository [https://github.com/Google/afl](https://github.com/Google/afl), + it is unlikely to receive any noteable enhancements: [https://twitter.com/Dor3s/status/1154737061787660288](https://twitter.com/Dor3s/status/1154737061787660288) + + ## The enhancements compared to the original stock afl Many improvements were made over the official afl release - which did not get any improvements since November 2017. Among others afl++ has, e.g. more performant llvm_mode, supporting - llvm up to version 8, Qemu 3.1, more speed and crashfixes for Qemu, + llvm up to version 9, Qemu 3.1, more speed and crashfixes for Qemu, laf-intel feature for Qemu (with libcompcov) and more. Additionally the following patches have been integrated: - * AFLfast's power schedules by Marcel Boehme: [https://github.com/mboehme/aflfast](https://github.com/mboehme/aflfast) + * AFLfast's power schedules by Marcel Böhme: [https://github.com/mboehme/aflfast](https://github.com/mboehme/aflfast) * C. Hollers afl-fuzz Python mutator module and llvm_mode whitelist support: [https://github.com/choller/afl](https://github.com/choller/afl) @@ -28,6 +37,8 @@ * unicorn_mode which allows fuzzing of binaries from completely different platforms (integration provided by domenukk) + * Custom mutator by a library (instead of Python) by kyakdan + A more thorough list is available in the PATCHES file. So all in all this is the best-of AFL that is currently out there :-) @@ -114,7 +125,7 @@ superior to blind fuzzing or coverage-only tools. PLEASE NOTE: llvm_mode compilation with afl-clang-fast/afl-clang-fast++ instead of afl-gcc/afl-g++ is much faster and has a few cool features. See llvm_mode/ - however few code does not compile with llvm. -We support llvm versions 4.0 to 8. +We support llvm versions 3.8.0 to 9. When source code is available, instrumentation can be injected by a companion tool that works as a drop-in replacement for gcc or clang in any standard build @@ -137,7 +148,7 @@ For C++ programs, you'd would also want to set `CXX=/path/to/afl/afl-g++`. The clang wrappers (afl-clang and afl-clang++) can be used in the same way; clang users may also opt to leverage a higher-performance instrumentation mode, as described in [llvm_mode/README.llvm](llvm_mode/README.llvm). -Clang/LLVM has a much better performance and works with LLVM version 4.0 to 8. +Clang/LLVM has a much better performance and works with LLVM version 3.8.0 to 9. Using the LAF Intel performance enhancements are also recommended, see [llvm_mode/README.laf-intel](llvm_mode/README.laf-intel) |