CentOS Errata and Bugfix Advisory 2015:1155 

Upstream details at : https://rhn.redhat.com/errata/RHBA-2015-1155.html

The following updated files have been uploaded and are currently 
syncing to the mirrors: ( sha256sum Filename ) 

x86_64:
e9093dd4e9004d2fa51e82457ef2e9eb8a538e4dbbbfb297da08afd1ec84da6b  libgudev1-208-20.el7_1.5.i686.rpm
ce17ac0c0f9d55ffd7d274788e62894ff4bd3b4d3454ffc244ba8ef6c3846dd5  libgudev1-208-20.el7_1.5.x86_64.rpm
dbbf1cf71913ae56cfc782d6a30f3eb7f45872df72a8af8965b46d0b95c666cd  libgudev1-devel-208-20.el7_1.5.i686.rpm
cc904addffab291576f5991083bd5746aa9d368af1a22cef2fb9f6e53928adef  libgudev1-devel-208-20.el7_1.5.x86_64.rpm
788eb1757908f0312b2c4cccfd8ed270c2f87c06c466b981eb7b39957ce06ca1  systemd-208-20.el7_1.5.x86_64.rpm
9e89320301bb4fdf413547c8ef0838a6eb6a390c0dc5f2746f2fdbba7965fcd6  systemd-devel-208-20.el7_1.5.i686.rpm
5197e224ca06b0b44b7c930dd9d06d5ccf67d577525e9fb4851e850359484a41  systemd-devel-208-20.el7_1.5.x86_64.rpm
97257725c90a9e563f9eb975a083136aa70effd530203b8986fcd024bd7df5c8  systemd-journal-gateway-208-20.el7_1.5.x86_64.rpm
a9e105d2dc58e3be6cfbb4046323a4ca073b3d06cee4bed4380b78a03a8f8a0c  systemd-libs-208-20.el7_1.5.i686.rpm
70a4396343a4b60f6e6edab87dc24ff97e2e3b61c9c1ed3cb7d0eae29425db8c  systemd-libs-208-20.el7_1.5.x86_64.rpm
12d81a9f2bb356b30db223553e071dea19e0811c2582da4550d19f9cddd3a357  systemd-python-208-20.el7_1.5.x86_64.rpm
5fa6c83b5117afe91aca1961b7f0a52dead203693dad5e2a65c49f356348fa50  systemd-sysv-208-20.el7_1.5.x86_64.rpm

Source:
63ae6b72d7bd75503847022080c02aa67419ca84e08d0682f7e8b8e9bc287bfc  systemd-208-20.el7_1.5.src.rpm