{
    "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2009-4020",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
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                        "product_data": [
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                                "version": {
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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": "Stack-based buffer overflow in the hfs subsystem in the Linux kernel 2.6.32 allows remote attackers to have an unspecified impact via a crafted Hierarchical File System (HFS) filesystem, related to the hfs_readdir function in fs/hfs/dir.c."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
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                ]
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    },
    "references": {
        "reference_data": [
            {
                "name": "[linux-mm-commits] 20091203 + hfs-fix-a-potential-buffer-overflow.patch added to -mm tree",
                "refsource": "MLIST",
                "url": "http://marc.info/?l=linux-mm-commits&m=125987755823047&w=2"
            },
            {
                "name": "38276",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/38276"
            },
            {
                "name": "oval:org.mitre.oval:def:10091",
                "refsource": "OVAL",
                "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10091"
            },
            {
                "name": "http://support.avaya.com/css/P8/documents/100073666",
                "refsource": "CONFIRM",
                "url": "http://support.avaya.com/css/P8/documents/100073666"
            },
            {
                "name": "[oss-security] 20091204 CVE-2009-4020 kernel: hfs buffer overflow",
                "refsource": "MLIST",
                "url": "http://www.openwall.com/lists/oss-security/2009/12/04/1"
            },
            {
                "name": "oval:org.mitre.oval:def:6750",
                "refsource": "OVAL",
                "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6750"
            },
            {
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=540736",
                "refsource": "CONFIRM",
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=540736"
            },
            {
                "name": "http://userweb.kernel.org/~akpm/mmotm/broken-out/hfs-fix-a-potential-buffer-overflow.patch",
                "refsource": "CONFIRM",
                "url": "http://userweb.kernel.org/~akpm/mmotm/broken-out/hfs-fix-a-potential-buffer-overflow.patch"
            },
            {
                "name": "SUSE-SA:2010:019",
                "refsource": "SUSE",
                "url": "http://lists.opensuse.org/opensuse-security-announce/2010-03/msg00007.html"
            },
            {
                "name": "SUSE-SA:2010:023",
                "refsource": "SUSE",
                "url": "http://www.novell.com/linux/security/advisories/2010_23_kernel.html"
            },
            {
                "name": "RHSA-2010:0095",
                "refsource": "REDHAT",
                "url": "https://rhn.redhat.com/errata/RHSA-2010-0095.html"
            },
            {
                "name": "39742",
                "refsource": "SECUNIA",
                "url": "http://secunia.com/advisories/39742"
            },
            {
                "name": "SUSE-SA:2010:005",
                "refsource": "SUSE",
                "url": "http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00005.html"
            },
            {
                "name": "RHSA-2010:0046",
                "refsource": "REDHAT",
                "url": "https://rhn.redhat.com/errata/RHSA-2010-0046.html"
            },
            {
                "name": "DSA-2005",
                "refsource": "DEBIAN",
                "url": "http://www.debian.org/security/2010/dsa-2005"
            }
        ]
    }
}