Provide references for CVE-2017-12179.
Where can I find more information about CVE-2017-12179?
References are available at: https://cgit.freedesktop.org/xorg/xserver/commit/?id=d088e3c1286b548a58e62afdc70bb40981cdb9e8, https://www.debian.org/security/2017/dsa-4000, https://security.gentoo.org/glsa/201711-05, https://bugzilla.redhat.com/show_bug.cgi?id=1509220.