In fs/ocfs2/cluster/nodemanager.c in the Linux kernel before 4.15, local users can cause a denial of service (NULL pointer dereference and BUG) because a required mutex is not used.
[ { "events": [ { "introduced": "0" }, { "fixed": "4.15" } ] } ]
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-18216.json"