CVE-2014-5045

{"id": "CVE-2014-5045", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:H/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "HIGH", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 1.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2014-08-01T11:13:09.460", "references": [{"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=295dc39d941dc2ae53d5c170365af4c9d5c16212", "source": "cve@mitre.org"}, {"url": "http://rhn.redhat.com/errata/RHSA-2015-0062.html", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://secunia.com/advisories/60353", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.8", "tags": ["Patch", "Third Party Advisory", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2014/07/24/2", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/68862", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1122472", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/torvalds/linux/commit/295dc39d941dc2ae53d5c170365af4c9d5c16212", "tags": ["Exploit", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=295dc39d941dc2ae53d5c170365af4c9d5c16212", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://rhn.redhat.com/errata/RHSA-2015-0062.html", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://secunia.com/advisories/60353", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.8", "tags": ["Patch", "Third Party Advisory", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2014/07/24/2", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/68862", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1122472", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://github.com/torvalds/linux/commit/295dc39d941dc2ae53d5c170365af4c9d5c16212", "tags": ["Exploit", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-59"}]}], "descriptions": [{"lang": "en", "value": "The mountpoint_last function in fs/namei.c in the Linux kernel before 3.15.8 does not properly maintain a certain reference count during attempts to use the umount system call in conjunction with a symlink, which allows local users to cause a denial of service (memory consumption or use-after-free) or possibly have unspecified other impact via the umount program."}, {"lang": "es", "value": "La funci\u00f3n mountpoint_last en fs/namei.c en el kernel de Linux anterior a 3.15.8 no mantiene debidamente cierta cuenta de referencias durante intentos de utilizar la llamada al sistema umount en conjunto con un enlace simb\u00f3lico, lo que permite a usuarios locales causar una denegaci\u00f3n de servicio (consumo de memoria o uso despu\u00e9s de liberaci\u00f3n) o posiblemente tener otro impacto no especificado a trav\u00e9s del programa umount."}], "lastModified": "2025-04-12T10:46:40.837", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6505A94B-8DAC-4406-BBB0-12893B537922", "versionEndExcluding": "3.15.8"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux_eus:6.5:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "569964DA-31BE-4520-A66D-C3B09D557AB8"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server_aus:6.5:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1F3BEFDB-5156-4E1C-80BB-8BE9FEAA7623"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server_tus:6.5:*:*:*:*:*:*:*", "vulnerable": true, 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