It was found that XFS filesystem code mishandles a user settable inode flag in the Linux kernels prior to 4.14-rc1 which can cause a local denial of service via a kernel panic.
An upstream patch:
Name: Dave Chinner (Red Hat)
This issue does not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5, 6, 7 as the code with the flaw is not built in these products due to theirs build configuration.
This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux MRG-2. Future updates for the respective releases may address this issue.
This issue has been addressed in the following products:
Red Hat Enterprise MRG 2
Via RHSA-2017:2918 https://access.redhat.com/errata/RHSA-2017:2918