{
    "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2017-18216",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
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                                "version": {
                                    "version_data": [
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                                            "version_value": "n/a"
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                    "vendor_name": "n/a"
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    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "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."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
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    "references": {
        "reference_data": [
            {
                "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=853bc26a7ea39e354b9f8889ae7ad1492ffa28d2",
                "refsource": "MISC",
                "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=853bc26a7ea39e354b9f8889ae7ad1492ffa28d2"
            },
            {
                "name": "USN-3776-1",
                "refsource": "UBUNTU",
                "url": "https://usn.ubuntu.com/3776-1/"
            },
            {
                "name": "DSA-4187",
                "refsource": "DEBIAN",
                "url": "https://www.debian.org/security/2018/dsa-4187"
            },
            {
                "name": "USN-3776-2",
                "refsource": "UBUNTU",
                "url": "https://usn.ubuntu.com/3776-2/"
            },
            {
                "name": "103278",
                "refsource": "BID",
                "url": "http://www.securityfocus.com/bid/103278"
            },
            {
                "name": "https://github.com/torvalds/linux/commit/853bc26a7ea39e354b9f8889ae7ad1492ffa28d2",
                "refsource": "MISC",
                "url": "https://github.com/torvalds/linux/commit/853bc26a7ea39e354b9f8889ae7ad1492ffa28d2"
            },
            {
                "name": "DSA-4188",
                "refsource": "DEBIAN",
                "url": "https://www.debian.org/security/2018/dsa-4188"
            },
            {
                "name": "[debian-lts-announce] 20180502 [SECURITY] [DLA 1369-1] linux security update",
                "refsource": "MLIST",
                "url": "https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html"
            },
            {
                "name": "USN-3798-1",
                "refsource": "UBUNTU",
                "url": "https://usn.ubuntu.com/3798-1/"
            },
            {
                "name": "USN-3798-2",
                "refsource": "UBUNTU",
                "url": "https://usn.ubuntu.com/3798-2/"
            }
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    }
}