res_query in libresolv in glibc before 2.25 allows remote attackers to cause a denial of service (NULL pointer dereference and process crash). https://nvd.nist.gov/vuln/detail/CVE-2015-5180
configure --with-template=feature/build_libc cd build/eglibc-sourcery-compile/glibc-2.18-4.8/ patch -Np1 < attached-patch