diff --git a/projects/asn1crypto/Dockerfile b/projects/asn1crypto/Dockerfile new file mode 100644 index 000000000..bc02a5eb3 --- /dev/null +++ b/projects/asn1crypto/Dockerfile @@ -0,0 +1,21 @@ +# Copyright 2022 Google LLC +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +################################################################################ + +FROM gcr.io/oss-fuzz-base/base-builder-python +RUN apt-get update && apt-get install -y make autoconf automake libtool +RUN git clone --depth 1 https://github.com/wbond/asn1crypto asn1crypto +WORKDIR asn1crypto +COPY build.sh *.py $SRC/ diff --git a/projects/asn1crypto/build.sh b/projects/asn1crypto/build.sh new file mode 100755 index 000000000..b8fc19949 --- /dev/null +++ b/projects/asn1crypto/build.sh @@ -0,0 +1,22 @@ +#!/bin/bash -eu +# Copyright 2022 Google LLC +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +################################################################################ + +pip3 install . + +for fuzzer in $(find $SRC -name 'fuzz_*.py'); do + compile_python_fuzzer $fuzzer +done diff --git a/projects/asn1crypto/fuzz_parse.py b/projects/asn1crypto/fuzz_parse.py new file mode 100644 index 000000000..68b2768f8 --- /dev/null +++ b/projects/asn1crypto/fuzz_parse.py @@ -0,0 +1,36 @@ +# Copyright 2022 Google LLC +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# +################################################################################ + +import sys +import atheris +from asn1crypto import parser + +def TestOneInput(data): + try: + parser.parse(data) + except (ValueError, TypeError) as e: + # Raises ValueError and TypeError: + # https://github.com/wbond/asn1crypto/blob/b5f03e6f9797c691a3b812a5bb1acade3a1f4eeb/asn1crypto/parser.py#L91-L92 + pass + + +def main(): + atheris.instrument_all() + atheris.Setup(sys.argv, TestOneInput, enable_python_coverage=True) + atheris.Fuzz() + +if __name__ == "__main__": + main() diff --git a/projects/asn1crypto/project.yaml b/projects/asn1crypto/project.yaml new file mode 100644 index 000000000..59fd51b2e --- /dev/null +++ b/projects/asn1crypto/project.yaml @@ -0,0 +1,10 @@ +homepage: "https://github.com/wbond/asn1crypto" +language: python +main_repo: "https://github.com/wbond/asn1crypto" +fuzzing_engines: +- libfuzzer +sanitizers: +- address +- undefined +vendor_ccs: +- david@adalogics.com