NULL pointer dereference and BUG in fs/ocfs2/cluster/nodemanager.c leading to denial of service vulnerability

CVE-2017-18216 · LOW Severity

AV:L/AC:L/AU:N/C:N/I:N/A:P

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.

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