{
    "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2009-3623",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "n/a",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "n/a"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "n/a"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "The lookup_cb_cred function in fs/nfsd/nfs4callback.c in the nfsd4 subsystem in the Linux kernel before 2.6.31.2 attempts to access a credentials cache even when a client specifies the AUTH_NULL authentication flavor, which allows remote attackers to cause a denial of service (NULL pointer dereference and system crash) via an NFSv4 mount request."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=886e3b7fe6054230c89ae078a09565ed183ecc73",
                "refsource": "CONFIRM",
                "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=886e3b7fe6054230c89ae078a09565ed183ecc73"
            },
            {
                "name": "USN-864-1",
                "refsource": "UBUNTU",
                "url": "http://www.ubuntu.com/usn/usn-864-1"
            },
            {
                "name": "[oss-security] 20091022 CVE request: kernel: nfsd4: fix null dereference creating nfsv4 callback client",
                "refsource": "MLIST",
                "url": "http://marc.info/?l=oss-security&m=125618753029631&w=2"
            },
            {
                "name": "[oss-security] 20091022 Re: CVE request: kernel: nfsd4: fix null dereference creating nfsv4 callback client",
                "refsource": "MLIST",
                "url": "http://marc.info/?l=oss-security&m=125624036516377&w=2"
            },
            {
                "name": "http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc1",
                "refsource": "CONFIRM",
                "url": "http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc1"
            },
            {
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=530269",
                "refsource": "CONFIRM",
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=530269"
            },
            {
                "name": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.31.2",
                "refsource": "CONFIRM",
                "url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.31.2"
            },
            {
                "name": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=80fc015bdfe1f5b870c1e1ee02d78e709523fee7",
                "refsource": "CONFIRM",
                "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=80fc015bdfe1f5b870c1e1ee02d78e709523fee7"
            }
        ]
    }
}