Provide references for CVE-2019-15221.
Where can I find more information about CVE-2019-15221?
References are available at: https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.17, https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3450121997ce872eb7f1248417225827ea249710, https://syzkaller.appspot.com/bug?id=240f09164db2c3d3af33a117c713dc7650dc29d6, http://www.openwall.com/lists/oss-security/2019/08/20/2, https://usn.ubuntu.com/4115-1/, https://usn.ubuntu.com/4118-1/, https://security.netapp.com/advisory/ntap-20190905-0002/, https://lists.debian.org/debian-lts-announce/2019/09/msg00014.html, https://lists.debian.org/debian-lts-announce/2019/09/msg00015.html, http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html, http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html, https://lists.debian.org/debian-lts-announce/2019/09/msg00025.html, https://usn.ubuntu.com/4147-1/, https://usn.ubuntu.com/4286-2/, https://usn.ubuntu.com/4286-1/.