Unknown vulnerability in the Red Hat Enterprise Linux 4 kernel 4GB/4GB split patch, when running on x86 with the hugemem kernel, allows local users to cause a denial of service (crash).
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11647
https://exchange.xforce.ibmcloud.com/vulnerabilities/20620