afl-users

1–30 of 1192

Announcements and discussion for afl-fuzz. Perhaps several threads per week.

Important: when subscribing through the web UI, be sure to change the "Don't send email updates" option on the sign-up form. Otherwise, you will not get any new posts.

0 selected

Nikolay Shaplov, Dwope Tweens2

May 24

LibBlobStamper: framework for Structure Aware Fuzzing

hello there ? On Monday, May 23, 2022 at 11:56:52 PM UTC+3 dh...@nataraj.su wrote: Hi! I am fuzzing

unread,

LibBlobStamper: framework for Structure Aware Fuzzing

hello there ? On Monday, May 23, 2022 at 11:56:52 PM UTC+3 dh...@nataraj.su wrote: Hi! I am fuzzing

May 24

May 24

AFL FUZZER WITH LIBROXML

hello there can someone help me with a function to fuzz on libroxml ?

unread,

AFL FUZZER WITH LIBROXML

hello there can someone help me with a function to fuzz on libroxml ?

May 24

May 9

Instrumenting binaries [qmake-afl]

Hi Yall, question, when finding open source project that can be compiled using cmake, I can do that

unread,

Instrumenting binaries [qmake-afl]

Hi Yall, question, when finding open source project that can be compiled using cmake, I can do that

May 9

zhoul...@gmail.com, Marc2

May 8

Comparing two ways of using AFL with sanitizers

using ASAN only for a single instance, and running others without it is standard practice: https://

unread,

Comparing two ways of using AFL with sanitizers

using ASAN only for a single instance, and running others without it is standard practice: https://

May 8

xiaoya huang, dome...@gmail.com2

May 6

Unable to request new process from fork server (OOM?)

Use strace with all features on (especially to follow forks) to figure out what's going on. VIM

unread,

Unable to request new process from fork server (OOM?)

Use strace with all features on (especially to follow forks) to figure out what's going on. VIM

May 6

Apr 12

afl plusplus tutorials site broken?

Hello, are you aware that the tutorial site https://aflplus.plus/docs/tutorials/ is broken at least

unread,

afl plusplus tutorials site broken?

Hello, are you aware that the tutorial site https://aflplus.plus/docs/tutorials/ is broken at least

Apr 12

Christopher Schwardt

Mar 31

Change root FS for fuzzed target

Hi all, I would like to perform fuzzing on a target for a different architecture than the host via

unread,

Change root FS for fuzzed target

Hi all, I would like to perform fuzzing on a target for a different architecture than the host via

Mar 31

Mar 26

[AFL/AFL++] Fork server handshake is failing when trying to fuzz a binary that has setuid bit set

After debugging a while I was able to determine that the Fork server handshake failed error occurs

unread,

[AFL/AFL++] Fork server handshake is failing when trying to fuzz a binary that has setuid bit set

After debugging a while I was able to determine that the Fork server handshake failed error occurs

Mar 26

Pierre Abbat, Brandon Perry3

Mar 20

fuzzing Haskell

On Monday, March 7, 2022 8:07:16 AM EDT Brandon Perry wrote: > You can fuzz Haskell but it won

unread,

fuzzing Haskell

On Monday, March 7, 2022 8:07:16 AM EDT Brandon Perry wrote: > You can fuzz Haskell but it won

Mar 20

Mar 18

Onsite Lead – Fuzzing - Mountain view, CA

Dear AFL-Users, Greetings from Zemantics Inc. We are screening to hire resource on C2C / W2 / 1099

unread,

Onsite Lead – Fuzzing - Mountain view, CA

Dear AFL-Users, Greetings from Zemantics Inc. We are screening to hire resource on C2C / W2 / 1099

Mar 18

Mar 14

How can integrate cpp library?

Hi, I want to extend the AFL++ with a cpp library. It seems that the AFL++ is written in C, not C++.

unread,

How can integrate cpp library?

Hi, I want to extend the AFL++ with a cpp library. It seems that the AFL++ is written in C, not C++.

Mar 14

ivanis...@gmail.com, … Laboni7

Mar 10

How to fuzz two or more inputs?

Hi Michal, I am a new user of afl (afl plus plus). I want to fuzz a program with multiple STDINs.

unread,

How to fuzz two or more inputs?

Hi Michal, I am a new user of afl (afl plus plus). I want to fuzz a program with multiple STDINs.

Mar 10

Marc, kim kelly2

Jan 31

AFL++ 4.00c release

having tech difficulties this is kim kelly, end user dev.07 testing123abc any person, or machine,

unread,

AFL++ 4.00c release

having tech difficulties this is kim kelly, end user dev.07 testing123abc any person, or machine,

Jan 31

12/27/21

How can I join the community's gsoc project?

Hello, I am Amit from India currently in my first year of undergraduate looking to get in GSOC 2022.

unread,

How can I join the community's gsoc project?

Hello, I am Amit from India currently in my first year of undergraduate looking to get in GSOC 2022.

12/27/21

12/26/21

How can I join the community's gsoc project

Hello, my name is Jun, I come from China, and I am now in the first year of postgraduate. I have

unread,

How can I join the community's gsoc project

Hello, my name is Jun, I come from China, and I am now in the first year of postgraduate. I have

12/26/21

12/13/21

AFLGo: how to understand has_new_bits ?

I have a doubt about has_new_bits function in AFLGo. has_new_bits do calculate the distance, but it

unread,

AFLGo: how to understand has_new_bits ?

I have a doubt about has_new_bits function in AFLGo. has_new_bits do calculate the distance, but it

12/13/21

Pierre Abbat, Marc2

10/26/21

Fuzzing on non-Intel-compatible processors

On 10/26/21 7:38 AM, Pierre Abbat wrote: > I fuzz on an AMD CPU with 12 threads (though I use only

unread,

Fuzzing on non-Intel-compatible processors

On 10/26/21 7:38 AM, Pierre Abbat wrote: > I fuzz on an AMD CPU with 12 threads (though I use only

10/26/21

Lingjun Zhou, … longl bright4

10/15/21

The understanding and usage of bitmap

I'm trting to understand AFL bitmap too. 在2021年10月14日星期四 UTC+8 下午8:30:04<jbi.o...@gmail.com

unread,

The understanding and usage of bitmap

I'm trting to understand AFL bitmap too. 在2021年10月14日星期四 UTC+8 下午8:30:04<jbi.o...@gmail.com

10/15/21

mkb, Qiuhao Li3

10/11/21

How to get the crashes from AFL directly.

Hi Qiuhao, it was working, thanks for helping out. On Sunday, October 10, 2021 at 8:33:35 AM UTC+2

unread,

How to get the crashes from AFL directly.

Hi Qiuhao, it was working, thanks for helping out. On Sunday, October 10, 2021 at 8:33:35 AM UTC+2

10/11/21

Connor Shugg, Marc5

9/13/21

AFL/AFL++ and Multithreaded Programs

Marc, Excellent, that logic makes sense to me, but you're right: the next step is to try it! I

unread,

AFL/AFL++ and Multithreaded Programs

Marc, Excellent, that logic makes sense to me, but you're right: the next step is to try it! I

9/13/21

9/9/21

AFL print targets

Hi, I am currently trying to modify the AFL and I wanted to know how do I print targets (eg target

unread,

AFL print targets

Hi, I am currently trying to modify the AFL and I wanted to know how do I print targets (eg target

9/9/21

Sony Bavaria, Jonathan Neuschäfer2

8/27/21

Busybox no coverage

On Fri, Aug 27, 2021 at 03:36:31AM -0700, Sony Bavaria wrote: [...] > As mentioned earlier

unread,

Busybox no coverage

On Fri, Aug 27, 2021 at 03:36:31AM -0700, Sony Bavaria wrote: [...] > As mentioned earlier

8/27/21

8/17/21

Stability percentage dropping suddenly

To answer my own question, it seems that my subject executable unexpectedly multi threaded some

unread,

Stability percentage dropping suddenly

To answer my own question, it seems that my subject executable unexpectedly multi threaded some

8/17/21

8/12/21

AFL modification

On 12.08.21 09:49, Ned wrote: > New to AFL and fuzzing. I would like to add my own logic for AFL

unread,

AFL modification

On 12.08.21 09:49, Ned wrote: > New to AFL and fuzzing. I would like to add my own logic for AFL

8/12/21

Sydur Rahaman, terrynini2

7/29/21

How to set Environment variables in AFL

AFL_SKIP_CPUFREQ=1 afl-fuzz -i input -o output -- ./a.out Sydur Rahaman <sujon0905111@gmail.com

unread,

How to set Environment variables in AFL

AFL_SKIP_CPUFREQ=1 afl-fuzz -i input -o output -- ./a.out Sydur Rahaman <sujon0905111@gmail.com

7/29/21

worrye...@gmail.com, Marc Heuse5

5/24/21

Unable to make asterisk afl/afl++ build

I managed to get this working. Documenting here in case anyone else encounters this problem. The

unread,

Unable to make asterisk afl/afl++ build

I managed to get this working. Documenting here in case anyone else encounters this problem. The

5/24/21

5/18/21

No paths found when fuzzing Freetype

Hi, I am trying to fuzz FreeType v2.6 following this guide (https://volatileminds.net/2015/08/05/

unread,

No paths found when fuzzing Freetype

Hi, I am trying to fuzz FreeType v2.6 following this guide (https://volatileminds.net/2015/08/05/

5/18/21

5/18/21

afl-clang configure llvm-obfucator

Hi, I am learning to use afl-clang with obfucator . However, when I configure it, I get an error . I

unread,

afl-clang configure llvm-obfucator

Hi, I am learning to use afl-clang with obfucator . However, when I configure it, I get an error . I

5/18/21

5/17/21

Application- Google Season of Docs

Greetings of the day Hi my name is Ekansh Agarwal. I am pursuing Electronics and telecommunication

unread,

Application- Google Season of Docs

Greetings of the day Hi my name is Ekansh Agarwal. I am pursuing Electronics and telecommunication

5/17/21

5/9/21

Hello, If a technical writer has not yet been finalized, I'm interested in applying. I am

unread,

Hello, If a technical writer has not yet been finalized, I'm interested in applying. I am

5/9/21

Search

Clear search

Close search

Google apps

Main menu