{
    "CVE_data_meta": {
        "ASSIGNER": "secalert@redhat.com",
        "ID": "CVE-2013-2140",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "n/a",
                                "version": {
                                    "version_data": [
                                        {
                                            "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": "The dispatch_discard_io function in drivers/block/xen-blkback/blkback.c in the Xen blkback implementation in the Linux kernel before 3.10.5 allows guest OS users to cause a denial of service (data loss) via filesystem write operations on a read-only disk that supports the (1) BLKIF_OP_DISCARD (aka discard or TRIM) or (2) SCSI UNMAP feature."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "USN-1943-1",
                "refsource": "UBUNTU",
                "url": "http://www.ubuntu.com/usn/USN-1943-1"
            },
            {
                "name": "USN-2039-1",
                "refsource": "UBUNTU",
                "url": "http://www.ubuntu.com/usn/USN-2039-1"
            },
            {
                "name": "USN-1938-1",
                "refsource": "UBUNTU",
                "url": "http://www.ubuntu.com/usn/USN-1938-1"
            },
            {
                "name": "USN-1944-1",
                "refsource": "UBUNTU",
                "url": "http://www.ubuntu.com/usn/USN-1944-1"
            },
            {
                "name": "USN-1945-1",
                "refsource": "UBUNTU",
                "url": "http://www.ubuntu.com/usn/USN-1945-1"
            },
            {
                "name": "USN-2038-1",
                "refsource": "UBUNTU",
                "url": "http://www.ubuntu.com/usn/USN-2038-1"
            },
            {
                "name": "http://people.canonical.com/~ubuntu-security/cve/2013/CVE-2013-2140.html",
                "refsource": "CONFIRM",
                "url": "http://people.canonical.com/~ubuntu-security/cve/2013/CVE-2013-2140.html"
            },
            {
                "name": "[oss-security] 20130605 Re: xen/blkback: Check device permissions before allowing OP_DISCARD",
                "refsource": "MLIST",
                "url": "http://www.openwall.com/lists/oss-security/2013/06/05/21"
            },
            {
                "name": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=604c499cbbcc3d5fe5fb8d53306aa0fae1990109",
                "refsource": "CONFIRM",
                "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=604c499cbbcc3d5fe5fb8d53306aa0fae1990109"
            },
            {
                "name": "https://github.com/torvalds/linux/commit/604c499cbbcc3d5fe5fb8d53306aa0fae1990109",
                "refsource": "CONFIRM",
                "url": "https://github.com/torvalds/linux/commit/604c499cbbcc3d5fe5fb8d53306aa0fae1990109"
            },
            {
                "name": "USN-1947-1",
                "refsource": "UBUNTU",
                "url": "http://www.ubuntu.com/usn/USN-1947-1"
            },
            {
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=971146",
                "refsource": "CONFIRM",
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=971146"
            },
            {
                "name": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.10.5",
                "refsource": "CONFIRM",
                "url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.10.5"
            },
            {
                "name": "USN-1946-1",
                "refsource": "UBUNTU",
                "url": "http://www.ubuntu.com/usn/USN-1946-1"
            }
        ]
    }
}