{
    "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2009-4307",
        "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 ext4_fill_flex_info function in fs/ext4/super.c in the Linux kernel before 2.6.32-git6 allows user-assisted remote attackers to cause a denial of service (divide-by-zero error and panic) via a malformed ext4 filesystem containing a super block with a large FLEX_BG group size (aka s_log_groups_per_flex value)."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "38276",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/38276"
            },
            {
                "name": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=503358ae01b70ce6909d19dd01287093f6b6271c",
                "refsource": "CONFIRM",
                "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=503358ae01b70ce6909d19dd01287093f6b6271c"
            },
            {
                "name": "[linux-kernel] 20091209 [GIT PULL] ext4 updates for v2.6.33",
                "refsource": "MLIST",
                "url": "http://lkml.org/lkml/2009/12/9/255"
            },
            {
                "name": "RHSA-2010:0380",
                "refsource": "REDHAT",
                "url": "http://www.redhat.com/support/errata/RHSA-2010-0380.html"
            },
            {
                "name": "http://www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.32-git6.log",
                "refsource": "CONFIRM",
                "url": "http://www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.32-git6.log"
            },
            {
                "name": "oval:org.mitre.oval:def:9874",
                "refsource": "OVAL",
                "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9874"
            },
            {
                "name": "SUSE-SA:2010:001",
                "refsource": "SUSE",
                "url": "http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.html"
            },
            {
                "name": "http://bugzilla.kernel.org/show_bug.cgi?id=14287",
                "refsource": "CONFIRM",
                "url": "http://bugzilla.kernel.org/show_bug.cgi?id=14287"
            },
            {
                "name": "37658",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/37658"
            },
            {
                "name": "SUSE-SA:2010:005",
                "refsource": "SUSE",
                "url": "http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00005.html"
            },
            {
                "name": "MDVSA-2011:029",
                "refsource": "MANDRIVA",
                "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2011:029"
            },
            {
                "name": "38017",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/38017"
            }
        ]
    }
}