search for: fuzzes

Displaying 20 results from an estimated 636 matches for "fuzzes".

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2017 Feb 01
2
Fuzzing bitcode reader
...2017 at 8:45 AM, Mehdi Amini <mehdi.amini at apple.com> wrote: > > > On Feb 1, 2017, at 8:34 AM, Michael Kruse via llvm-dev < > llvm-dev at lists.llvm.org> wrote: > > > > Hi all, > > > > The blog entry [1] suggest that one of the buildbots constantly fuzzes > > clang and clang-format. However, the actual bot [2] only tests the > > fuzzer itself over a well-known set of bugs in standard software (eg. > > Heartbleed [3] seems to be among them). > > Isn’t it this stage? http://lab.llvm.org:8011/build > ers/sanitizer-x86_64-linu...
2017 Aug 30
2
how to auto-report LLVM bugs found by fuzzing?
Bugs found by oss-fuzz in llvm are now public: https://bugs.chromium.org/p/oss-fuzz/issues/list?q=proj-llvm (and the new ones will be public too). I've also added llvm-bugs at lists.llvm.org to the list of e-mail recipients: https://github.com/google/oss-fuzz/blob/master/projects/llvm/project.yaml On Tue, Aug 29, 2017 at 4:27 PM, Justin Bogner <mail at justinbogner.com> wrote: >
2020 Mar 18
6
Re: Fuzzing Questions
On Wed, Mar 18, 2020 at 01:46:14PM -0400, habib dan aouta wrote: > Hello Richard, > > Hope you are doing well. My name is Habib and I am current student > at the University of North Carolina at Charlotte(U.S). I am > currently following your Libnbd client fuzzing tutorial from the > Wordpress articles
2017 Aug 29
2
how to auto-report LLVM bugs found by fuzzing?
On Tue, Aug 29, 2017 at 4:13 PM, Justin Bogner <mail at justinbogner.com> wrote: > Kostya Serebryany <kcc at google.com> writes: > > Hi, > > > > We have several llvm fuzz targets running on OSS-Fuzz, a continuous > > automated fuzzing service: > > https://github.com/google/oss-fuzz > >
2017 Feb 01
3
Fuzzing bitcode reader
Hi all, The blog entry [1] suggest that one of the buildbots constantly fuzzes clang and clang-format. However, the actual bot [2] only tests the fuzzer itself over a well-known set of bugs in standard software (eg. Heartbleed [3] seems to be among them). Has there actually ever been a buildbot that fuzzes clang/LLVM itself? Another (obvious?) fuzzing candidate would be the...
2017 Feb 01
3
Fuzzing bitcode reader
On Wed, Feb 1, 2017 at 9:19 AM, Michael Kruse <llvmdev at meinersbur.de> wrote: > 2017-02-01 18:07 GMT+01:00 Kostya Serebryany <kcc at google.com>: > > Yes, I used to run clang-fuzzer and clang-format-fuzzer on this bot, but > not > > any more. > > The reason is simple -- the bot was always red (well, orange) and the > bugs > > were never fixed. >
2017 Aug 29
3
how to auto-report LLVM bugs found by fuzzing?
Hi, We have several llvm fuzz targets running on OSS-Fuzz, a continuous automated fuzzing service: https://github.com/google/oss-fuzz https://www.usenix.org/sites/default/files/conference/protected-files/usenixsecurity17_slides_serebryany.pdf It has reported a few bugs in cxa_demangler, clang, and dwarfdump already, and we expect to add more fuzz targets to it soon (llvm-isel-fuzzer,
2019 Nov 12
2
Using Libfuzzer on a library - linking the library to the fuzz target
I am working of using libfuzzer and asan to test out a third-party library. As demonstrated in the tutorial, I wrote a fuzz target to fuzz a specific function in the library. The fuzz target is then linked to the library and compiles clean and I do see some tests generated by the fuzzer. However, I have some questions regarding the "right" way to go about doing this. I have doubts that
2019 Nov 12
2
Using Libfuzzer on a library - linking the library to the fuzz target
Hi Mitch, Thank you for the response. 1. You don't need to build the library with `-fsanitize-coverage=...`, using `-fsanitize=fuzzer-no-link,address` should be sufficient. - Acknowledged 2. (although you can actually build object files/shared libraries with -fsanitize=fuzzer, and the libFuzzer main won't be linked, if this makes your build process easier). - with just the *fuzzer
2017 Aug 24
2
llvm-mc-[dis]assemble-fuzzer status?
On Tue, Aug 22, 2017 at 4:34 PM, Kostya Serebryany <kcc at google.com> wrote: > > > On Tue, Aug 22, 2017 at 4:21 PM, George Karpenkov <ekarpenkov at apple.com> > wrote: > >> Hi, >> >> As a part of a recent move of libFuzzer from LLVM to compiler-rt I am >> looking into updating the build code >> for the libraries which use libFuzzer.
2023 Jan 09
1
Does samba provide a fuzzing mode that uses deterministic NTLMSSP_Challenge?
Hi, Recently I want to fuzz samba systematically (instead of functional fuzzing like OSS-Fuzz/samba). However, the fuzzer acts like smbclient and needs to establish a connection with the samba server via NTLM authentication. The NTLMSSP_Challenge sent by the server is not deterministic, which can render the fuzzing based on previously captured traffic futile. Does samba provide a fuzzing mode
2017 Jan 27
3
Adding a decoder fuzz target
Hi all, I'm working on fuzzing Opus with OSS-Fuzz and have started with the decoder. Attached is a patch to add the corresponding fuzz target. Please let me know if there are any concerns? Thanks, Felicia -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.xiph.org/pipermail/opus/attachments/20170127/f69951aa/attachment-0001.html>
2020 Mar 18
0
Re: Fuzzing Questions
So I installed Libnbd which worked fined and then I was trying to run Libnbd-fuzz-wrapper.c and with afl using : afl-fuzz -i fuzzing/testcase_dir -o fuzzing/sync_dir -M fuzz01 \./fuzzing/libnbd-fuzz-wrapper @@ when I try that command it gives me an error saying Libnbd-fuzz-wrapper.c is not an EFL binary. Then I tried to compile Libnbd-fuzz-wrapper.c first into an executable file and then I
2020 Mar 18
0
Re: Fuzzing Question
So I installed Libnbd which worked fined and then I was trying to run Libnbd-fuzz-wrapper.c and with afl using : afl-fuzz -i fuzzing/testcase_dir -o fuzzing/sync_dir -M fuzz01 \./fuzzing/libnbd-fuzz-wrapper @@ when I try that command it gives me an error saying Libnbd-fuzz-wrapper.c is not an EFL binary. Then I tried to compile Libnbd-fuzz-wrapper.c first into an executable file and then I
2001 Oct 01
1
generic default values
I have a generic function test.equal <- function(obj1, obj2, ...) UseMethod("test.equal") however, the only argument that specific methods use is "fuzz" so I would like to change this to test.equal <- function(obj1, obj2, fuzz=???) UseMethod("test.equal") The problem is that some methods use slightly different default values for fuzz than others. How should
2017 Feb 01
2
Fuzzing bitcode reader
2017-02-01 17:45 GMT+01:00 Mehdi Amini <mehdi.amini at apple.com>: > >> On Feb 1, 2017, at 8:34 AM, Michael Kruse via llvm-dev <llvm-dev at lists.llvm.org> wrote: >> >> Hi all, >> >> The blog entry [1] suggest that one of the buildbots constantly fuzzes >> clang and clang-format. However, the actual bot [2] only tests the >> fuzzer itself over a well-known set of bugs in standard software (eg. >> Heartbleed [3] seems to be among them). > > Isn’t it this stage? http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux-fuzzer/...
2017 Feb 10
2
Adding a decoder fuzz target
Thanks for your comments, Ralph and Jean-Marc. Please find attached the amended patch: - decodes a sequence of input packets rather than just one (I'm planning on using the Opus test vectors as the seed corpus) - decides on decoder setup and FEC independently of the packet data - uses Opus functions to parse ToC Cheers, Felicia On Sun, Jan 29, 2017 at 9:48 PM Jean-Marc Valin <jmvalin at
2020 Mar 18
0
Re: Fuzzing Questions
[Please keep replies on the mailing list] On Wed, Mar 18, 2020 at 02:46:07PM -0400, habib dan aouta wrote: > I installed Libnbd-1.0.0. I downloaded it from this link > http://download.libguestfs.org/libnbd/1.0-stable/ > <http://download.libguestfs.org/libnbd/1.0-stable/> and then > uncompressed it on linux ubuntu and then I followed the steps on the > GitHub readme to run
2017 Aug 25
3
llvm-mc-[dis]assemble-fuzzer status?
On Fri, Aug 25, 2017 at 8:51 AM, Daniel Sanders <daniel_l_sanders at apple.com> wrote: > (removed my @imgtec.com address since it no longer exists) > > Sorry for the slow reply, it's a busy time for me right now. > > > On 23 Aug 2017, at 00:21, George Karpenkov via llvm-dev < > llvm-dev at lists.llvm.org> wrote: > > > > Hi, > > > > As a
2009 Jul 25
2
Gamepad & Wine 1.0.1-2 on Debian Sid
Hi, I need you help. I've been reading and searching on Google for a while know to try to get my gamepad (joystick, whatever) to work. Of course that the gamepad works fine under GNU/linux natives apps, like ZNES. First of all, is not a gamepad or joystick actually, it's an adaptor that lets me connect 2 PSII joysticks in one USB port. The module I'm using is joydev, and I'm