CentOS Errata and Bugfix Advisory 2015:0240 

Upstream details at : https://rhn.redhat.com/errata/RHBA-2015-0240.html

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

i386:
74722015232f25343dd37af315fb12a75d2a9a3f28a934b6a63cd37b9a177f83  at-3.1.10-48.el6.i686.rpm

x86_64:
1ee32b22836d4364457be8480e974c0ac395a0525b5e1a847f3dd78dcd3bee4e  at-3.1.10-48.el6.x86_64.rpm

Source:
1ed3b094ee9c07a067ac1b7a36a4b5350cfceab5e76b155a0b9bfa0513c44732  at-3.1.10-48.el6.src.rpm