Provide references for CVE-2018-9159.
Where can I find more information about CVE-2018-9159?
References are available at: https://github.com/perwendel/spark/issues/981, https://github.com/perwendel/spark/commit/a221a864db28eb736d36041df2fa6eb8839fc5cd, https://access.redhat.com/errata/RHSA-2018:2020, https://access.redhat.com/errata/RHSA-2018:2405, https://github.com/perwendel/spark/commit/ce9e11517eca69e58ed4378d1e47a02bd06863cc, http://sparkjava.com/news#spark-272-released, https://github.com/perwendel/spark/commit/030e9d00125cbd1ad759668f85488aba1019c668.