CVE-2014-7970

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(punto) en ambos argumentos en la llamada de sistema pivot_root."}], "id": "CVE-2014-7970", "lastModified": "2026-06-17T00:16:02.047", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.9, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2014-10-13T10:55:08.497", "references": [{"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html"}, {"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "http://secunia.com/advisories/60174"}, {"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "http://secunia.com/advisories/61142"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2014/10/08/21"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/70319"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": 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{"affected_release": [{"advisory": "RHSA-2017:2077", "cpe": "cpe:/a:redhat:rhel_extras_rt:7", "package": "kernel-rt-0:3.10.0-693.rt56.617.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2017-08-01T00:00:00Z"}, {"advisory": "RHSA-2017:1842", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "kernel-0:3.10.0-693.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2017-08-01T00:00:00Z"}], "bugzilla": {"description": "Kernel: fs: VFS denial of service", "id": "1151095", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1151095"}, "csaw": false, "cvss": {"cvss_base_score": "1.0", "cvss_scoring_vector": "AV:L/AC:H/Au:S/C:N/I:N/A:P", "status": "verified"}, "details": ["The pivot_root implementation in fs/namespace.c in the Linux kernel through 3.17 does not properly interact with certain locations of a chroot directory, which allows local users to cause a denial of service (mount-tree loop) via . (dot) values in both arguments to the pivot_root system call."], "name": "CVE-2014-7970", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2014-10-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-7970\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-7970"], "statement": "This issue does not affect the versions of the kernel package as shipped with\nRed Hat Enterprise Linux 5, 6, 7 and Red Hat Enterprise MRG 2.", "threat_severity": "Low"}

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