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its Virtual Dynamic Shared Object (VDSO) page and then triggers a segmentation fault."}, {"lang": "es", "value": "El Kernel de Linux v2.6.9 hasta v2.6.17 en plataformas x86_64 y amd64 permite a usuarios locales provocar una denegaci\u00f3n de servicio (panic) a trav\u00e9s de una aplicaci\u00f3n de 32-bit que llama a mprotect desde su p\u00e1gina Virtual Dynamic Shared Object (VDSO) y lanza un fallo de segmentaci\u00f3n."}], "id": "CVE-2009-4271", "lastModified": "2025-04-11T00:51:21.963", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.7, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:M/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2010-03-19T19:30:00.313", "references": [{"source": "secalert@redhat.com", "url": "http://www.openwall.com/lists/oss-security/2010/03/17/1"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=548876"}, {"source": "secalert@redhat.com", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10248"}, {"source": "secalert@redhat.com", "url": "https://rhn.redhat.com/errata/RHSA-2010-0146.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2010/03/17/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=548876"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10248"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://rhn.redhat.com/errata/RHSA-2010-0146.html"}], "sourceIdentifier": "secalert@redhat.com", "vendorComments": [{"comment": "This security issue did not affect the Linux kernels as shipped with Red Hat Enterprise Linux 3, 5 and Red Hat Enterprise MRG. This issue was addressed in Red Hat Enterprise Linux 4 via https://rhn.redhat.com/errata/RHSA-2010-0146.html.", "lastModified": "2010-03-22T00:00:00", "organization": "Red Hat"}], "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank STMicroelectronics for reporting this issue.", "affected_release": [{"advisory": "RHSA-2010:0146", "cpe": "cpe:/o:redhat:enterprise_linux:4", "package": "kernel-0:2.6.9-89.0.23.EL", "product_name": "Red Hat Enterprise Linux 4", "release_date": "2010-03-17T00:00:00Z"}], "bugzilla": {"description": "kernel: 32bit process on 64bit system can trigger a kernel panic", "id": "548876", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=548876"}, "csaw": false, "cvss": {"cvss_base_score": "4.9", "cvss_scoring_vector": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "status": "verified"}, "details": ["The Linux kernel 2.6.9 through 2.6.17 on the x86_64 and amd64 platforms allows local users to cause a denial of service (panic) via a 32-bit application that calls mprotect on its Virtual Dynamic Shared Object (VDSO) page and then triggers a segmentation fault."], "name": "CVE-2009-4271", "public_date": "2010-03-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2009-4271\nhttps://nvd.nist.gov/vuln/detail/CVE-2009-4271"], "statement": "This security issue did not affect the Linux kernels as shipped with Red Hat Enterprise Linux 3, 5 and Red Hat Enterprise MRG.", "threat_severity": "Important"}