CVE-2011-2928

{"id": "CVE-2011-2928", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.9, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2011-08-29T17:55:00.830", "references": [{"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=338d0f0a6fbc82407864606f5b64b75aeb3c70f2", "source": "secalert@redhat.com"}, {"url": "http://securityreason.com/securityalert/8360", "tags": ["Exploit", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.kernel.org/pub/linux/kernel/v3.0/testing/ChangeLog-3.1-rc3", "tags": ["Broken Link"], "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2011/08/19/1", "tags": ["Exploit", "Mailing List", "Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2011/08/19/5", "tags": ["Exploit", "Mailing List", "Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.pre-cert.de/advisories/PRE-SA-2011-06.txt", "tags": ["Exploit", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/archive/1/519387/100/0/threaded", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/49256", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69343", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=338d0f0a6fbc82407864606f5b64b75aeb3c70f2", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://securityreason.com/securityalert/8360", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.kernel.org/pub/linux/kernel/v3.0/testing/ChangeLog-3.1-rc3", "tags": ["Broken Link"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2011/08/19/1", "tags": ["Exploit", "Mailing List", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2011/08/19/5", "tags": ["Exploit", "Mailing List", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.pre-cert.de/advisories/PRE-SA-2011-06.txt", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/archive/1/519387/100/0/threaded", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/49256", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69343", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "The befs_follow_link function in fs/befs/linuxvfs.c in the Linux kernel before 3.1-rc3 does not validate the length attribute of long symlinks, which allows local users to cause a denial of service (incorrect pointer dereference and OOPS) by accessing a long symlink on a malformed Be filesystem."}, {"lang": "es", "value": "La funci\u00f3n befs_follow_link en fs/befs/linuxvfs.c en el Kernel de Linux anterior a v 3.1-rc3 no valida el atributo longitud de enlaces simb\u00f3licos, lo que permite a usuarios locales provocar una denegaci\u00f3n de servicio (desreferencia a puntero incorrecta y OOPS) accediendo a un largo enlace simb\u00f3lico en un fichero de sistema mal formados."}], "lastModified": "2025-04-11T00:51:21.963", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "156989A4-23D9-434A-B512-9C0F3583D13D", "versionEndExcluding": "3.1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.1:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "98093688-6D93-4911-8D48-AC4A4619BCED"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.1:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "13BBD2A3-AE10-48B9-8776-4FB1CAC37D44"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.1:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B25680CC-8918-4F27-8D7E-A6579215450B"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}