Red Hat is aware of this issue and is tracking it via the following bug:
This issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 3 and 4 as this issue only affects kernel version 2.6.18 and onwards. A future update in Red Hat Enterprise Linux 5 and Red Hat Enterprise MRG may address this flaw.
CVSS v2 metrics
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
CVE description copyright © 2017, The MITRE Corporation