Linux kernel is vulnerable to denial of service (DOS) attacks. This is because the NFSv4 server in the Linux kernel does not properly validate layout type when processing NFSv4 pNFS LAYOUTGET and GETDEVICEINFO operands. A remote attacker could use this flaw to soft-lockup the system and thus cause an application crash.
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b550a32e60a4941994b437a8d662432a486235a5
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f961e3f2acae94b727380c0b74e2d3954d0edf79
www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.3
www.openwall.com/lists/oss-security/2017/06/27/5
www.securityfocus.com/bid/99298
www.securitytracker.com/id/1038790
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access.redhat.com/errata/RHSA-2017:1842
access.redhat.com/errata/RHSA-2017:2077
access.redhat.com/errata/RHSA-2017:2437
access.redhat.com/errata/RHSA-2017:2669
access.redhat.com/security/cve/CVE-2016-10741
access.redhat.com/security/cve/CVE-2017-2584
access.redhat.com/security/cve/CVE-2017-5551
access.redhat.com/security/cve/CVE-2017-7495
access.redhat.com/security/updates/classification/#important
bugzilla.redhat.com/show_bug.cgi?id=1377840
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bugzilla.redhat.com/show_bug.cgi?id=1466329
github.com/torvalds/linux/commit/b550a32e60a4941994b437a8d662432a486235a5
github.com/torvalds/linux/commit/f961e3f2acae94b727380c0b74e2d3954d0edf79