/usr/share/maven-repo/org/ is in libservlet3.0-java 7.0.52-1ubuntu0.16.
This file is owned by root:root, with mode 0o755.
..
/usr/share/maven-repo/org/apache/
/usr/share/maven-repo/org/apache/tomcat/
/usr/share/maven-repo/org/apache/tomcat/tomcat-el-api/
/usr/share/maven-repo/org/apache/tomcat/tomcat-el-api/2.2/
/usr/share/maven-repo/org/apache/tomcat/tomcat-el-api/2.2/tomcat-el-api-2.2.jar
/usr/share/maven-repo/org/apache/tomcat/tomcat-el-api/2.2/tomcat-el-api-2.2.pom
/usr/share/maven-repo/org/apache/tomcat/tomcat-el-api/debian/
/usr/share/maven-repo/org/apache/tomcat/tomcat-el-api/debian/tomcat-el-api-debian.jar
/usr/share/maven-repo/org/apache/tomcat/tomcat-el-api/debian/tomcat-el-api-debian.pom
/usr/share/maven-repo/org/apache/tomcat/tomcat-jsp-api/
/usr/share/maven-repo/org/apache/tomcat/tomcat-jsp-api/2.2/
/usr/share/maven-repo/org/apache/tomcat/tomcat-jsp-api/2.2/tomcat-jsp-api-2.2.jar
/usr/share/maven-repo/org/apache/tomcat/tomcat-jsp-api/2.2/tomcat-jsp-api-2.2.pom
/usr/share/maven-repo/org/apache/tomcat/tomcat-jsp-api/debian/
/usr/share/maven-repo/org/apache/tomcat/tomcat-jsp-api/debian/tomcat-jsp-api-debian.jar
/usr/share/maven-repo/org/apache/tomcat/tomcat-jsp-api/debian/tomcat-jsp-api-debian.pom
/usr/share/maven-repo/org/apache/tomcat/tomcat-servlet-api/
/usr/share/maven-repo/org/apache/tomcat/tomcat-servlet-api/3.0/
/usr/share/maven-repo/org/apache/tomcat/tomcat-servlet-api/3.0/tomcat-servlet-api-3.0.jar
/usr/share/maven-repo/org/apache/tomcat/tomcat-servlet-api/3.0/tomcat-servlet-api-3.0.pom
/usr/share/maven-repo/org/apache/tomcat/tomcat-servlet-api/debian/
/usr/share/maven-repo/org/apache/tomcat/tomcat-servlet-api/debian/tomcat-servlet-api-debian.jar
/usr/share/maven-repo/org/apache/tomcat/tomcat-servlet-api/debian/tomcat-servlet-api-debian.pom