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vanhauser-thc
2022-01-23 19:20:32 +01:00
parent 9baa402344
commit 61d79f85c5
4 changed files with 27 additions and 21 deletions
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21
docs/Changelog.md
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@ -1,7 +1,7 @@
# Changelog # Changelog
This is the list of all noteworthy changes made in every public release of This is the list of all noteworthy changes made in every public
the tool. See README.md for the general instruction manual. release of the tool. See README.md for the general instruction manual.
## Staying informed ## Staying informed
@ -9,7 +9,8 @@ Want to stay in the loop on major new features? Join our mailing list by
sending a mail to <afl-users+subscribe@googlegroups.com>. sending a mail to <afl-users+subscribe@googlegroups.com>.
### Version ++3.15a (dev) ### Version ++3.15a (dev)
- documentation restructuring, made possible by Google Season of Docs - complete documentation restructuring, made possible by Google Season
of Docs :) thank you Jana!
- we renamed several UI and fuzzer_stat entries to be more precise, - we renamed several UI and fuzzer_stat entries to be more precise,
e.g. "unique crashes" -> "saved crashes", "total paths" -> e.g. "unique crashes" -> "saved crashes", "total paths" ->
"corpus count", "current path" -> "current item". "corpus count", "current path" -> "current item".
@ -17,14 +18,14 @@ sending a mail to <afl-users+subscribe@googlegroups.com>.
- Nyx mode (full system emulation with snapshot capability) has been - Nyx mode (full system emulation with snapshot capability) has been
added - thanks to @schumilo and @eqv! added - thanks to @schumilo and @eqv!
- unicorn_mode: - unicorn_mode:
- Moved to unicorn2! By Ziqiao Kong (@lazymio) - Moved to unicorn2! by Ziqiao Kong (@lazymio)
- Faster, more accurate emulation (newer QEMU base), riscv support - Faster, more accurate emulation (newer QEMU base), risc-v support
- removed indirections in rust callbacks - removed indirections in rust callbacks
- new binary-only fuzzing mode: coresight_mode for aarch64 CPUs :) - new binary-only fuzzing mode: coresight_mode for aarch64 CPUs :)
thanks to RICSecLab submitting! thanks to RICSecLab submitting!
- if instrumented libaries are dlopen()'ed after the forkserver you - if instrumented libaries are dlopen()'ed after the forkserver you
will now see crashes. before you would have colliding coverage. will now see a crash. Before you would have colliding coverage.
we changed this to force fixing a broken setup rather then allowing We changed this to force fixing a broken setup rather then allowing
ineffective fuzzing. ineffective fuzzing.
See docs/best_practices.md how to fix such setups. See docs/best_practices.md how to fix such setups.
- afl-fuzz: - afl-fuzz:
@ -35,7 +36,7 @@ sending a mail to <afl-users+subscribe@googlegroups.com>.
- added AFL_IGNORE_PROBLEMS, plus checks to identify and abort on - added AFL_IGNORE_PROBLEMS, plus checks to identify and abort on
incorrect LTO usage setups and enhanced the READMEs for better incorrect LTO usage setups and enhanced the READMEs for better
information on how to deal with instrumenting libraries information on how to deal with instrumenting libraries
- fix -n dumb mode (nobody should use this) - fix -n dumb mode (nobody should use this mode though)
- fix stability issue with LTO and cmplog - fix stability issue with LTO and cmplog
- better banner - better banner
- more effective cmplog mode - more effective cmplog mode
@ -63,7 +64,7 @@ sending a mail to <afl-users+subscribe@googlegroups.com>.
- fixed a potential crash in targets for LAF string handling - fixed a potential crash in targets for LAF string handling
- fixed a bad assert in LAF split switches - fixed a bad assert in LAF split switches
- added AFL_USE_TSAN thread sanitizer support - added AFL_USE_TSAN thread sanitizer support
- llvm and LTO mode modified to work with new llvm 14-dev (again. again.) - llvm and LTO mode modified to work with new llvm 14-dev (again.)
- fix for AFL_REAL_LD - fix for AFL_REAL_LD
- more -z defs filtering - more -z defs filtering
- make -v without options work - make -v without options work
@ -74,7 +75,7 @@ sending a mail to <afl-users+subscribe@googlegroups.com>.
- added afl-persistent-config script to set perform permanent system - added afl-persistent-config script to set perform permanent system
configuration settings for fuzzing, for Linux and Macos. configuration settings for fuzzing, for Linux and Macos.
thanks to jhertz! thanks to jhertz!
- added xml, curl and exotic string functions to llvm dictionary features - added xml, curl & exotic string functions to llvm dictionary feature
- fix AFL_PRELOAD issues on MacOS - fix AFL_PRELOAD issues on MacOS
- removed utils/afl_frida because frida_mode/ is now so much better - removed utils/afl_frida because frida_mode/ is now so much better
- added uninstall target to makefile (todo: update new readme!) - added uninstall target to makefile (todo: update new readme!)

4
include/forkserver.h
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@ -53,8 +53,8 @@ typedef enum NyxReturnValue {
typedef struct { typedef struct {
void *(*nyx_new)(const char *sharedir, const char *workdir, void *(*nyx_new)(const char *sharedir, const char *workdir, uint32_t cpu_id,
uint32_t cpu_id, uint32_t input_buffer_size, uint32_t input_buffer_size,
bool input_buffer_write_protection); bool input_buffer_write_protection);
void *(*nyx_new_parent)(const char *sharedir, const char *workdir, void *(*nyx_new_parent)(const char *sharedir, const char *workdir,
uint32_t cpu_id, uint32_t input_buffer_size, uint32_t cpu_id, uint32_t input_buffer_size,

9
src/afl-forkserver.c
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@ -406,19 +406,24 @@ void afl_fsrv_start(afl_forkserver_t *fsrv, char **argv,
} }
if (fsrv->nyx_standalone) { if (fsrv->nyx_standalone) {
fsrv->nyx_runner = fsrv->nyx_handlers->nyx_new( fsrv->nyx_runner = fsrv->nyx_handlers->nyx_new(
fsrv->target_path, x, fsrv->nyx_bind_cpu_id, MAX_FILE, true); fsrv->target_path, x, fsrv->nyx_bind_cpu_id, MAX_FILE, true);
}
else{ } else {
if (fsrv->nyx_parent) { if (fsrv->nyx_parent) {
fsrv->nyx_runner = fsrv->nyx_handlers->nyx_new_parent( fsrv->nyx_runner = fsrv->nyx_handlers->nyx_new_parent(
fsrv->target_path, x, fsrv->nyx_bind_cpu_id, MAX_FILE, true); fsrv->target_path, x, fsrv->nyx_bind_cpu_id, MAX_FILE, true);
} else { } else {
fsrv->nyx_runner = fsrv->nyx_handlers->nyx_new_child( fsrv->nyx_runner = fsrv->nyx_handlers->nyx_new_child(
fsrv->target_path, x, fsrv->nyx_bind_cpu_id, fsrv->nyx_id); fsrv->target_path, x, fsrv->nyx_bind_cpu_id, fsrv->nyx_id);
} }
} }
if (fsrv->nyx_runner == NULL) { FATAL("Something went wrong ..."); } if (fsrv->nyx_runner == NULL) { FATAL("Something went wrong ..."); }