CVE-2012-2127

{"id": "CVE-2012-2127", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2012-06-21T23:55:02.880", "references": [{"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=905ad269c55fc62bee3da29f7b1d1efeba8aa1e1", "source": "secalert@redhat.com"}, {"url": "http://ubuntu.com/usn/usn-1607-1", "source": "secalert@redhat.com"}, {"url": "http://www.kernel.org/pub/linux/kernel/v3.x/", "source": "secalert@redhat.com"}, {"url": "http://www.kernel.org/pub/linux/kernel/v3.x/patch-3.2.bz2", "tags": ["Patch"], "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2012/04/20/25", "tags": ["Exploit"], "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2012/04/22/1", "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/55774", "source": "secalert@redhat.com"}, {"url": "http://www.ubuntu.com/usn/USN-1594-1", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.novell.com/show_bug.cgi?id=757783", "tags": ["Exploit"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=815188", "tags": ["Exploit"], "source": "secalert@redhat.com"}, {"url": "https://github.com/torvalds/linux/commit/905ad269c55fc62bee3da29f7b1d1efeba8aa1e1", "tags": ["Exploit", "Patch"], "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-119"}]}], "descriptions": [{"lang": "en", "value": "fs/proc/root.c in the procfs implementation in the Linux kernel before 3.2 does not properly interact with CLONE_NEWPID clone system calls, which allows remote attackers to cause a denial of service (reference leak and memory consumption) by making many connections to a daemon that uses PID namespaces to isolate clients, as demonstrated by vsftpd."}, {"lang": "es", "value": "fs/proc/root.c en las implementaciones de procfs del kernel de Linux anteriores a v3.2 no interactua adecuadamente con las llamadas al sistema de CLONE_NEWPID, lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (p\u00e9rdida de referencia y consumo excesivo de memoria), haciendo muchas conexiones a un demonio que usa namespaces PID para aislar a los clientes, como lo demuestra vsftpd."}], "lastModified": "2023-02-13T04:33:22.140", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "70B7C324-8E72-47C7-8117-590FD859DC78", "versionEndIncluding": "3.1.10"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.1.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B155BBDF-6DF6-4FF5-9C41-D8A5266DCC67"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.1.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "28476DEC-9630-4B40-9D4D-9BC151DC4CA4"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.1.3:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5646880A-2355-4BDD-89E7-825863A0311F"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.1.4:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7FF99148-267A-46F8-9927-A9082269BAF6"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.1.5:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A783C083-5D9C-48F9-B5A6-A97A9604FB19"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.1.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2B817A24-03AC-46CD-BEFA-505457FD2A5D"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.1.7:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "51CF1BCE-090E-4B70-BA16-ACB74411293B"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.1.8:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "187AAD67-10D7-4B57-B4C6-00443E246AF3"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.1.9:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F341CE88-C5BC-4CDD-9CB5-B6BAD7152E63"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}