mirror of https://github.com/google/oss-fuzz.git
[cglib] Initial Integration (#8429)
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aschaich
GitHub
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# Copyright 2022 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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################################################################################
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FROM gcr.io/oss-fuzz-base/base-builder-jvm
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RUN curl -L https://downloads.apache.org/maven/maven-3/3.6.3/binaries/apache-maven-3.6.3-bin.zip -o maven.zip && \
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unzip maven.zip -d $SRC/maven && \
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rm -rf maven.zip
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ENV MVN $SRC/maven/apache-maven-3.6.3/bin/mvn
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WORKDIR ${SRC}
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#
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# clone repository
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#
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RUN git clone https://github.com/cglib/cglib
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ADD pom.xml build.sh ${SRC}/
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ADD src/ ${SRC}/src/
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WORKDIR ${SRC}/cglib
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#!/bin/bash -eu
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# Copyright 2022 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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################################################################################
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#
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# cglib uses different variables for the java version.
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#
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MVN_FLAGS="-Dmaven.compiler.source=15 -Dmaven.compiler.target=15 -DskipTests -Djava.version.source=15 -Djava.version.target=15 -Djavac.target=15"
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ALL_JARS=""
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# install the build servers' jazzer-api into the maven repository
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pushd "/tmp"
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${MVN} install:install-file -Dfile=${JAZZER_API_PATH} \
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-DgroupId="com.code-intelligence" \
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-DartifactId="jazzer-api" \
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-Dversion="0.12.0" \
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-Dpackaging=jar
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popd
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pushd "${SRC}/cglib"
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${MVN} package ${MVN_FLAGS}
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${MVN} install ${MVN_FLAGS}
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CURRENT_VERSION=$(${MVN} org.apache.maven.plugins:maven-help-plugin:3.2.0:evaluate \
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-Dexpression=project.version -q -DforceStdout)
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popd
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pushd ${SRC}
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${MVN} package -DcglibVersion="${CURRENT_VERSION}" ${MVN_FLAGS}
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install -v target/cglib-fuzzer-${CURRENT_VERSION}.jar ${OUT}/cglib-fuzzer-${CURRENT_VERSION}.jar
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ALL_JARS="${ALL_JARS} cglib-fuzzer-${CURRENT_VERSION}.jar"
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popd
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# The classpath at build-time includes the project jars in $OUT as well as the
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# Jazzer API.
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BUILD_CLASSPATH=$(echo $ALL_JARS | xargs printf -- "$OUT/%s:"):$JAZZER_API_PATH
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# All .jar and .class files lie in the same directory as the fuzzer at runtime.
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RUNTIME_CLASSPATH=$(echo $ALL_JARS | xargs printf -- "\$this_dir/%s:"):\$this_dir
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MVN_FUZZERS_PREFIX="src/main/java"
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for fuzzer in $(find ${SRC} -name '*Fuzzer.java'); do
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stripped_path=$(echo ${fuzzer} | sed 's|^.*src/main/java/\(.*\).java$|\1|');
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# the .java was stripped by sed
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if (echo ${stripped_path} | grep ".java$"); then
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continue;
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fi
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fuzzer_basename=$(basename -s .java $fuzzer)
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fuzzer_classname=$(echo ${stripped_path} | sed 's|/|.|g');
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# Create an execution wrapper that executes Jazzer with the correct arguments.
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echo "#!/bin/sh
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# LLVMFuzzerTestOneInput for fuzzer detection.
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this_dir=\$(dirname \"\$0\")
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LD_LIBRARY_PATH=\"$JVM_LD_LIBRARY_PATH\":\$this_dir \
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\$this_dir/jazzer_driver --agent_path=\$this_dir/jazzer_agent_deploy.jar \
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--cp=${RUNTIME_CLASSPATH} \
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--target_class=${fuzzer_classname} \
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--jvm_args=\"-Xmx2048m\" \
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\$@" > $OUT/${fuzzer_basename}
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chmod u+x $OUT/${fuzzer_basename}
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done
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>ossfuzz</groupId>
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<artifactId>cglib-fuzzer</artifactId>
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<version>${cglibVersion}</version>
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<packaging>jar</packaging>
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<properties>
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<maven.compiler.source>15</maven.compiler.source>
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<maven.compiler.target>15</maven.compiler.target>
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<exec.mainClass>ossfuzz.ASTFuzzer</exec.mainClass>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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</properties>
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<dependencies>
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<!--
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on the CI, install the jazzer file with
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mvn install:install-file -Dfile=${JAZZER_API_PATH} \
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-DgroupId="com.code-intelligence" \
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-DartifactId="jazzer-api" \
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-Dversion="0.12.0" \
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-Dpackaging=jar
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to avoid mismatching driver/api versions
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-->
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<dependency>
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<groupId>com.code-intelligence</groupId>
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<artifactId>jazzer-api</artifactId>
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<version>0.12.0</version>
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</dependency>
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<!-- https://mvnrepository.com/artifact/cglib/cglib -->
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<dependency>
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<groupId>cglib</groupId>
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<artifactId>cglib</artifactId>
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<version>${cglibVersion}</version>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-shade-plugin</artifactId>
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<version>3.3.0</version>
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<executions>
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<execution>
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<phase>package</phase>
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<goals>
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<goal>shade</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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</project>
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homepage: "https://github.com/cglib/cglib/wiki"
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language: jvm
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main_repo: "https://github.com/cglib/cglib"
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fuzzing_engines:
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- libfuzzer
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sanitizers:
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- address
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vendor_ccs:
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- "wagner@code-intelligence.com"
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- "yakdan@code-intelligence.com"
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- "glendowne@code-intelligence.com"
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- "patrice.salathe@code-intelligence.com"
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- "hlin@code-intelligence.com"
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- "schaich@code-intelligence.com"
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@ -0,0 +1,121 @@
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/*
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* Copyright 2022 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package ossfuzz;
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import com.code_intelligence.jazzer.api.FuzzedDataProvider;
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import com.code_intelligence.jazzer.api.FuzzerSecurityIssueLow;
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import java.lang.reflect.Method;
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import net.sf.cglib.proxy.Enhancer;
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import net.sf.cglib.proxy.FixedValue;
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import net.sf.cglib.proxy.MethodInterceptor;
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import net.sf.cglib.proxy.MethodProxy;
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class SampleClass {
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String test() {
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return "Hello World";
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}
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String test(String string) {
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return string;
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}
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};
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class FixedValueCallback implements FixedValue {
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FixedValueCallback(String string) {
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m_string = string;
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}
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@Override
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public Object loadObject() throws Exception {
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return m_string;
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}
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public String getString() {
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return m_string;
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}
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protected String m_string;
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}
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class MethodInterceptorCallback implements MethodInterceptor {
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MethodInterceptorCallback(String string) {
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m_string = string;
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}
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@Override
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public Object intercept(Object obj, Method method, Object[] args, MethodProxy proxy) throws Throwable {
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if (method.getDeclaringClass() == SampleClass.class) {
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if (method.getParameterCount() == 0) {
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return m_string;
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}
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}
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return proxy.invokeSuper(obj, args);
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}
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public String getString() {
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return m_string;
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}
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protected String m_string;
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}
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public class EnhancerFuzzer {
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public static void fixedValueCallback(FuzzedDataProvider fuzzedDataProvider) {
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Enhancer enhancer = new Enhancer();
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enhancer.setSuperclass(SampleClass.class);
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FixedValueCallback fixedValueCallback = new FixedValueCallback(fuzzedDataProvider.consumeRemainingAsString());
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enhancer.setCallback(fixedValueCallback);
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SampleClass proxy = (SampleClass) enhancer.create();
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if (!proxy.test().equals(fixedValueCallback.getString())) {
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throw new FuzzerSecurityIssueLow("FixedValue defect");
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}
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if (!proxy.test("someString").equals(fixedValueCallback.getString())) {
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throw new FuzzerSecurityIssueLow("FixedValue defect");
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}
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}
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public static void methodInterceptorCallback(FuzzedDataProvider fuzzedDataProvider) {
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Enhancer enhancer = new Enhancer();
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enhancer.setSuperclass(SampleClass.class);
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MethodInterceptorCallback methodInterceptorCallback = new MethodInterceptorCallback(fuzzedDataProvider.consumeString(5));
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enhancer.setCallback(methodInterceptorCallback);
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SampleClass proxy = (SampleClass) enhancer.create();
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if (!proxy.test().equals(methodInterceptorCallback.getString())) {
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throw new FuzzerSecurityIssueLow("MethodInterceptor defect");
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}
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String argument = fuzzedDataProvider.consumeRemainingAsString();
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if (!proxy.test(argument).equals(argument)) {
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throw new FuzzerSecurityIssueLow("MethodInterceptor defect");
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}
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}
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public static void fuzzerTestOneInput(FuzzedDataProvider fuzzedDataProvider) throws Exception {
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fixedValueCallback(fuzzedDataProvider);
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methodInterceptorCallback(fuzzedDataProvider);
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}
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}
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