{
    "containers": {
        "cna": {
            "affected": [
                {
                    "product": "n/a",
                    "vendor": "n/a",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "n/a"
                        }
                    ]
                }
            ],
            "datePublic": "2014-10-08T00:00:00",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "The do_umount function in fs/namespace.c in the Linux kernel through 3.17 does not require the CAP_SYS_ADMIN capability for do_remount_sb calls that change the root filesystem to read-only, which allows local users to cause a denial of service (loss of writability) by making certain unshare system calls, clearing the / MNT_LOCKED flag, and making an MNT_FORCE umount system call."
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "description": "n/a",
                            "lang": "en",
                            "type": "text"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "dateUpdated": "2018-01-04T19:57:01",
                "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
                "shortName": "mitre"
            },
            "references": [
                {
                    "name": "USN-2418-1",
                    "tags": [
                        "vendor-advisory",
                        "x_refsource_UBUNTU"
                    ],
                    "url": "http://www.ubuntu.com/usn/USN-2418-1"
                },
                {
                    "name": "61145",
                    "tags": [
                        "third-party-advisory",
                        "x_refsource_SECUNIA"
                    ],
                    "url": "http://secunia.com/advisories/61145"
                },
                {
                    "name": "linux-kernel-cve20147975-dos(96994)",
                    "tags": [
                        "vdb-entry",
                        "x_refsource_XF"
                    ],
                    "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/96994"
                },
                {
                    "name": "USN-2416-1",
                    "tags": [
                        "vendor-advisory",
                        "x_refsource_UBUNTU"
                    ],
                    "url": "http://www.ubuntu.com/usn/USN-2416-1"
                },
                {
                    "name": "USN-2417-1",
                    "tags": [
                        "vendor-advisory",
                        "x_refsource_UBUNTU"
                    ],
                    "url": "http://www.ubuntu.com/usn/USN-2417-1"
                },
                {
                    "name": "USN-2415-1",
                    "tags": [
                        "vendor-advisory",
                        "x_refsource_UBUNTU"
                    ],
                    "url": "http://www.ubuntu.com/usn/USN-2415-1"
                },
                {
                    "name": "USN-2419-1",
                    "tags": [
                        "vendor-advisory",
                        "x_refsource_UBUNTU"
                    ],
                    "url": "http://www.ubuntu.com/usn/USN-2419-1"
                },
                {
                    "tags": [
                        "x_refsource_CONFIRM"
                    ],
                    "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0ef3a56b1c466629cd0bf482b09c7b0e5a085bb5"
                },
                {
                    "name": "1031180",
                    "tags": [
                        "vdb-entry",
                        "x_refsource_SECTRACK"
                    ],
                    "url": "http://www.securitytracker.com/id/1031180"
                },
                {
                    "name": "60174",
                    "tags": [
                        "third-party-advisory",
                        "x_refsource_SECUNIA"
                    ],
                    "url": "http://secunia.com/advisories/60174"
                },
                {
                    "name": "USN-2421-1",
                    "tags": [
                        "vendor-advisory",
                        "x_refsource_UBUNTU"
                    ],
                    "url": "http://www.ubuntu.com/usn/USN-2421-1"
                },
                {
                    "name": "USN-2420-1",
                    "tags": [
                        "vendor-advisory",
                        "x_refsource_UBUNTU"
                    ],
                    "url": "http://www.ubuntu.com/usn/USN-2420-1"
                },
                {
                    "name": "RHSA-2017:2077",
                    "tags": [
                        "vendor-advisory",
                        "x_refsource_REDHAT"
                    ],
                    "url": "https://access.redhat.com/errata/RHSA-2017:2077"
                },
                {
                    "name": "RHSA-2017:1842",
                    "tags": [
                        "vendor-advisory",
                        "x_refsource_REDHAT"
                    ],
                    "url": "https://access.redhat.com/errata/RHSA-2017:1842"
                },
                {
                    "name": "62633",
                    "tags": [
                        "third-party-advisory",
                        "x_refsource_SECUNIA"
                    ],
                    "url": "http://secunia.com/advisories/62633"
                },
                {
                    "name": "[oss-security] 20141008 CVE-2014-7975: 0-day umount denial of service",
                    "tags": [
                        "mailing-list",
                        "x_refsource_MLIST"
                    ],
                    "url": "http://www.openwall.com/lists/oss-security/2014/10/08/22"
                },
                {
                    "name": "62634",
                    "tags": [
                        "third-party-advisory",
                        "x_refsource_SECUNIA"
                    ],
                    "url": "http://secunia.com/advisories/62634"
                },
                {
                    "name": "[stable] 20141008 [PATCH] fs: Add a missing permission check to do_umount",
                    "tags": [
                        "mailing-list",
                        "x_refsource_MLIST"
                    ],
                    "url": "http://thread.gmane.org/gmane.linux.kernel.stable/109312"
                },
                {
                    "name": "70314",
                    "tags": [
                        "vdb-entry",
                        "x_refsource_BID"
                    ],
                    "url": "http://www.securityfocus.com/bid/70314"
                },
                {
                    "tags": [
                        "x_refsource_CONFIRM"
                    ],
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1151108"
                }
            ],
            "x_legacyV4Record": {
                "CVE_data_meta": {
                    "ASSIGNER": "cve@mitre.org",
                    "ID": "CVE-2014-7975",
                    "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 do_umount function in fs/namespace.c in the Linux kernel through 3.17 does not require the CAP_SYS_ADMIN capability for do_remount_sb calls that change the root filesystem to read-only, which allows local users to cause a denial of service (loss of writability) by making certain unshare system calls, clearing the / MNT_LOCKED flag, and making an MNT_FORCE umount system call."
                        }
                    ]
                },
                "problemtype": {
                    "problemtype_data": [
                        {
                            "description": [
                                {
                                    "lang": "eng",
                                    "value": "n/a"
                                }
                            ]
                        }
                    ]
                },
                "references": {
                    "reference_data": [
                        {
                            "name": "USN-2418-1",
                            "refsource": "UBUNTU",
                            "url": "http://www.ubuntu.com/usn/USN-2418-1"
                        },
                        {
                            "name": "61145",
                            "refsource": "SECUNIA",
                            "url": "http://secunia.com/advisories/61145"
                        },
                        {
                            "name": "linux-kernel-cve20147975-dos(96994)",
                            "refsource": "XF",
                            "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/96994"
                        },
                        {
                            "name": "USN-2416-1",
                            "refsource": "UBUNTU",
                            "url": "http://www.ubuntu.com/usn/USN-2416-1"
                        },
                        {
                            "name": "USN-2417-1",
                            "refsource": "UBUNTU",
                            "url": "http://www.ubuntu.com/usn/USN-2417-1"
                        },
                        {
                            "name": "USN-2415-1",
                            "refsource": "UBUNTU",
                            "url": "http://www.ubuntu.com/usn/USN-2415-1"
                        },
                        {
                            "name": "USN-2419-1",
                            "refsource": "UBUNTU",
                            "url": "http://www.ubuntu.com/usn/USN-2419-1"
                        },
                        {
                            "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0ef3a56b1c466629cd0bf482b09c7b0e5a085bb5",
                            "refsource": "CONFIRM",
                            "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0ef3a56b1c466629cd0bf482b09c7b0e5a085bb5"
                        },
                        {
                            "name": "1031180",
                            "refsource": "SECTRACK",
                            "url": "http://www.securitytracker.com/id/1031180"
                        },
                        {
                            "name": "60174",
                            "refsource": "SECUNIA",
                            "url": "http://secunia.com/advisories/60174"
                        },
                        {
                            "name": "USN-2421-1",
                            "refsource": "UBUNTU",
                            "url": "http://www.ubuntu.com/usn/USN-2421-1"
                        },
                        {
                            "name": "USN-2420-1",
                            "refsource": "UBUNTU",
                            "url": "http://www.ubuntu.com/usn/USN-2420-1"
                        },
                        {
                            "name": "RHSA-2017:2077",
                            "refsource": "REDHAT",
                            "url": "https://access.redhat.com/errata/RHSA-2017:2077"
                        },
                        {
                            "name": "RHSA-2017:1842",
                            "refsource": "REDHAT",
                            "url": "https://access.redhat.com/errata/RHSA-2017:1842"
                        },
                        {
                            "name": "62633",
                            "refsource": "SECUNIA",
                            "url": "http://secunia.com/advisories/62633"
                        },
                        {
                            "name": "[oss-security] 20141008 CVE-2014-7975: 0-day umount denial of service",
                            "refsource": "MLIST",
                            "url": "http://www.openwall.com/lists/oss-security/2014/10/08/22"
                        },
                        {
                            "name": "62634",
                            "refsource": "SECUNIA",
                            "url": "http://secunia.com/advisories/62634"
                        },
                        {
                            "name": "[stable] 20141008 [PATCH] fs: Add a missing permission check to do_umount",
                            "refsource": "MLIST",
                            "url": "http://thread.gmane.org/gmane.linux.kernel.stable/109312"
                        },
                        {
                            "name": "70314",
                            "refsource": "BID",
                            "url": "http://www.securityfocus.com/bid/70314"
                        },
                        {
                            "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1151108",
                            "refsource": "CONFIRM",
                            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1151108"
                        }
                    ]
                }
            }
        },
        "adp": [
            {
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-06T13:03:27.690Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "name": "USN-2418-1",
                        "tags": [
                            "vendor-advisory",
                            "x_refsource_UBUNTU",
                            "x_transferred"
                        ],
                        "url": "http://www.ubuntu.com/usn/USN-2418-1"
                    },
                    {
                        "name": "61145",
                        "tags": [
                            "third-party-advisory",
                            "x_refsource_SECUNIA",
                            "x_transferred"
                        ],
                        "url": "http://secunia.com/advisories/61145"
                    },
                    {
                        "name": "linux-kernel-cve20147975-dos(96994)",
                        "tags": [
                            "vdb-entry",
                            "x_refsource_XF",
                            "x_transferred"
                        ],
                        "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/96994"
                    },
                    {
                        "name": "USN-2416-1",
                        "tags": [
                            "vendor-advisory",
                            "x_refsource_UBUNTU",
                            "x_transferred"
                        ],
                        "url": "http://www.ubuntu.com/usn/USN-2416-1"
                    },
                    {
                        "name": "USN-2417-1",
                        "tags": [
                            "vendor-advisory",
                            "x_refsource_UBUNTU",
                            "x_transferred"
                        ],
                        "url": "http://www.ubuntu.com/usn/USN-2417-1"
                    },
                    {
                        "name": "USN-2415-1",
                        "tags": [
                            "vendor-advisory",
                            "x_refsource_UBUNTU",
                            "x_transferred"
                        ],
                        "url": "http://www.ubuntu.com/usn/USN-2415-1"
                    },
                    {
                        "name": "USN-2419-1",
                        "tags": [
                            "vendor-advisory",
                            "x_refsource_UBUNTU",
                            "x_transferred"
                        ],
                        "url": "http://www.ubuntu.com/usn/USN-2419-1"
                    },
                    {
                        "tags": [
                            "x_refsource_CONFIRM",
                            "x_transferred"
                        ],
                        "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0ef3a56b1c466629cd0bf482b09c7b0e5a085bb5"
                    },
                    {
                        "name": "1031180",
                        "tags": [
                            "vdb-entry",
                            "x_refsource_SECTRACK",
                            "x_transferred"
                        ],
                        "url": "http://www.securitytracker.com/id/1031180"
                    },
                    {
                        "name": "60174",
                        "tags": [
                            "third-party-advisory",
                            "x_refsource_SECUNIA",
                            "x_transferred"
                        ],
                        "url": "http://secunia.com/advisories/60174"
                    },
                    {
                        "name": "USN-2421-1",
                        "tags": [
                            "vendor-advisory",
                            "x_refsource_UBUNTU",
                            "x_transferred"
                        ],
                        "url": "http://www.ubuntu.com/usn/USN-2421-1"
                    },
                    {
                        "name": "USN-2420-1",
                        "tags": [
                            "vendor-advisory",
                            "x_refsource_UBUNTU",
                            "x_transferred"
                        ],
                        "url": "http://www.ubuntu.com/usn/USN-2420-1"
                    },
                    {
                        "name": "RHSA-2017:2077",
                        "tags": [
                            "vendor-advisory",
                            "x_refsource_REDHAT",
                            "x_transferred"
                        ],
                        "url": "https://access.redhat.com/errata/RHSA-2017:2077"
                    },
                    {
                        "name": "RHSA-2017:1842",
                        "tags": [
                            "vendor-advisory",
                            "x_refsource_REDHAT",
                            "x_transferred"
                        ],
                        "url": "https://access.redhat.com/errata/RHSA-2017:1842"
                    },
                    {
                        "name": "62633",
                        "tags": [
                            "third-party-advisory",
                            "x_refsource_SECUNIA",
                            "x_transferred"
                        ],
                        "url": "http://secunia.com/advisories/62633"
                    },
                    {
                        "name": "[oss-security] 20141008 CVE-2014-7975: 0-day umount denial of service",
                        "tags": [
                            "mailing-list",
                            "x_refsource_MLIST",
                            "x_transferred"
                        ],
                        "url": "http://www.openwall.com/lists/oss-security/2014/10/08/22"
                    },
                    {
                        "name": "62634",
                        "tags": [
                            "third-party-advisory",
                            "x_refsource_SECUNIA",
                            "x_transferred"
                        ],
                        "url": "http://secunia.com/advisories/62634"
                    },
                    {
                        "name": "[stable] 20141008 [PATCH] fs: Add a missing permission check to do_umount",
                        "tags": [
                            "mailing-list",
                            "x_refsource_MLIST",
                            "x_transferred"
                        ],
                        "url": "http://thread.gmane.org/gmane.linux.kernel.stable/109312"
                    },
                    {
                        "name": "70314",
                        "tags": [
                            "vdb-entry",
                            "x_refsource_BID",
                            "x_transferred"
                        ],
                        "url": "http://www.securityfocus.com/bid/70314"
                    },
                    {
                        "tags": [
                            "x_refsource_CONFIRM",
                            "x_transferred"
                        ],
                        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1151108"
                    }
                ]
            }
        ]
    },
    "cveMetadata": {
        "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "assignerShortName": "mitre",
        "cveId": "CVE-2014-7975",
        "datePublished": "2014-10-13T10:00:00",
        "dateReserved": "2014-10-08T00:00:00",
        "dateUpdated": "2024-08-06T13:03:27.690Z",
        "state": "PUBLISHED"
    },
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1"
}