Description of problem:
RHEL6 datastream shipped as part of RHEL7 package contains rules
xccdf_org.ssgproject.content_rule_mount_option_dev_shm_nodev
xccdf_org.ssgproject.content_rule_mount_option_dev_shm_noexec
xccdf_org.ssgproject.content_rule_mount_option_dev_shm_nosuid

Version-Release number of selected component (if applicable):
scap-security-guide-0.1.36-5.el7.noarch

How reproducible:
reliably

Steps to Reproduce:
1. install rhel6 machine
2. try to remediate it with rhel6 profile xccdf_org.ssgproject.content_profile_CS2
3.

Actual results:
Aforementioned rules errors during remediation, exit code 1

Expected results:
Configuration is fixed accordingly, no issue observed.

Additional info:
[root@ssg-test-suite-6 ~]# cat /etc/fstab 

#
# /etc/fstab
# Created by anaconda on Tue Dec 12 18:31:41 2017
#
# Accessible filesystems, by reference, are maintained under '/dev/disk'
# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info
#
/dev/mapper/vg_ssgtestsuite6-lv_root /                       ext4    defaults        1 1
UUID=03b60a06-20bb-4ccb-af79-1be73349202c /boot                   ext4    defaults        1 2
/dev/mapper/vg_ssgtestsuite6-lv_swap swap                    swap    defaults        0 0
tmpfs                   /dev/shm                tmpfs   defaults        0 0
devpts                  /dev/pts                devpts  gid=5,mode=620  0 0
sysfs                   /sys                    sysfs   defaults        0 0
proc                    /proc                   proc    defaults        0 0