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| author | vanhauser-thc <vh@thc.org> | 2021-05-25 09:08:31 +0200 |
|---|---|---|
| committer | vanhauser-thc <vh@thc.org> | 2021-05-25 09:08:31 +0200 |
| commit | 109383f43830010c36b704c682ee537e6474d25a (patch) | |
| tree | a2df78b7cc74e4c398745b693fcf5a4049be1a47 | |
| parent | 909e43fd5538ef8cf1b478816974e3ab030490e9 (diff) | |
| download | afl++-109383f43830010c36b704c682ee537e6474d25a.tar.gz | |
less executions on variable paths
| -rw-r--r-- | docs/Changelog.md | 2 | ||||
| -rw-r--r-- | include/config.h | 4 | ||||
| -rw-r--r-- | src/afl-fuzz-run.c | 2 |
3 files changed, 5 insertions, 3 deletions
diff --git a/docs/Changelog.md b/docs/Changelog.md index dfd5c393..33d37067 100644 --- a/docs/Changelog.md +++ b/docs/Changelog.md @@ -35,6 +35,8 @@ sending a mail to <afl-users+subscribe@googlegroups.com>. afl++ ignores these and uses them for splicing instead. - added AFL_EXIT_ON_TIME env that will make afl-fuzz exit fuzzing after no new paths have been found for n seconds + - when AFL_FAST_CAL is set a variable path will no be calibrated 8 times + instead of 40 - afl-cc: - We do not support llvm versions prior 6.0 anymore - Fix for -pie compiled binaries with default afl-clang-fast PCGUARD diff --git a/include/config.h b/include/config.h index aa24ea6c..80cdb684 100644 --- a/include/config.h +++ b/include/config.h @@ -154,7 +154,7 @@ cases that show variable behavior): */ #define CAL_CYCLES 8U -#define CAL_CYCLES_LONG 40U +#define CAL_CYCLES_LONG 20U /* Number of subsequent timeouts before abandoning an input file: */ @@ -163,7 +163,7 @@ /* Maximum number of unique hangs or crashes to record: */ #define KEEP_UNIQUE_HANG 500U -#define KEEP_UNIQUE_CRASH 5000U +#define KEEP_UNIQUE_CRASH 10000U /* Baseline number of random tweaks during a single 'havoc' stage: */ diff --git a/src/afl-fuzz-run.c b/src/afl-fuzz-run.c index 6e5210b8..5a481639 100644 --- a/src/afl-fuzz-run.c +++ b/src/afl-fuzz-run.c @@ -410,7 +410,7 @@ u8 calibrate_case(afl_state_t *afl, struct queue_entry *q, u8 *use_mem, } var_detected = 1; - afl->stage_max = CAL_CYCLES_LONG; + afl->stage_max = afl->fast_cal ? CAL_CYCLES : CAL_CYCLES_LONG; } else { |