The vulnerability of the OCFS2 cluster file system in Linux kernel allows a hacker to execute arbitrary code or cause a service failure.

The vulnerability of the OCFS2 cluster file system in Linux operating systems relates to operations that go beyond the buffer boundaries in memory. Exploiting this vulnerability can allow an attacker to execute arbitrary code or cause service failures...

DEBIAN-CVE-2017-18216

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...