FreeBSD : FreeBSD -- Deadlock in the NFS server (6a384960-6007-11e6-a6c3-14dae9d210b8)

This script is Copyright (C) 2016 Tenable Network Security, Inc.

Synopsis :

The remote FreeBSD host is missing one or more security-related

Description :

The kernel holds a lock over the source directory vnode while trying
to convert the target directory file handle to a vnode, which needs to
be returned with the lock held, too. This order may be in violation of
normal lock order, which in conjunction with other threads that grab
locks in the right order, constitutes a deadlock condition because no
thread can proceed. Impact : An attacker on a trusted client could
cause the NFS server become deadlocked, resulting in a denial of

See also :

Solution :

Update the affected packages.

Risk factor :

Medium / CVSS Base Score : 4.0
CVSS Temporal Score : 3.5
Public Exploit Available : true

Family: FreeBSD Local Security Checks

Nessus Plugin ID: 92898 ()

Bugtraq ID: 66726

CVE ID: CVE-2014-1453

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