CVE-2017-1088

{"id": "CVE-2017-1088", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 2.1, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": true, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 3.3, "attackVector": "LOCAL", "baseSeverity": "LOW", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 1.8}]}, "published": "2017-11-16T20:29:00.267", "references": [{"url": "http://www.securityfocus.com/bid/101857", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secteam@freebsd.org"}, {"url": "http://www.securitytracker.com/id/1039811", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secteam@freebsd.org"}, {"url": "https://www.freebsd.org/security/advisories/FreeBSD-SA-17:10.kldstat.asc", "tags": ["Vendor Advisory"], "source": "secteam@freebsd.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-200"}]}], "descriptions": [{"lang": "en", "value": "In FreeBSD before 11.1-STABLE, 11.1-RELEASE-p4, 11.0-RELEASE-p15, 10.4-STABLE, 10.4-RELEASE-p3, and 10.3-RELEASE-p24, the kernel does not properly clear the memory of the kld_file_stat structure before filling the data. Since the structure filled by the kernel is allocated on the kernel stack and copied to userspace, a leak of information from the kernel stack is possible. As a result, some bytes from the kernel stack can be observed in userspace."}, {"lang": "es", "value": "En FreeBSD en versiones anteriores a 11.1-STABLE, 11.1-RELEASE-p4, 11.0-RELEASE-p15, 10.4-STABLE, 10.4-RELEASE-p3 y 10.3-RELEASE-p24, el kernel no limpia correctamente la memoria de la estructura kld_file_stat antes de rellenar los datos. Dado que la estructura que rellena el kernel se asigna a la pila del kernel y se copia al espacio de usuario, es posible que se produzca una fuga de informaci\u00f3n desde la pila del kernel. Como resultado, algunos bytes de la pila del kernel se podr\u00edan observar en el espacio de usuario."}], "lastModified": "2017-12-02T12:57:35.220", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:freebsd:freebsd:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3B2AEFCC-A2F6-45A6-A2EF-24F7906E44E2"}], "operator": "OR"}]}], "sourceIdentifier": "secteam@freebsd.org"}