Show plain JSON{"id": "CVE-2020-27835", "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}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.4, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 0.8}]}, "published": "2021-01-07T18:15:13.137", "references": [{"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1901709", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1901709", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "A use after free in the Linux kernel infiniband hfi1 driver in versions prior to 5.10-rc6 was found in the way user calls Ioctl after open dev file and fork. A local user could use this flaw to crash the system."}, {"lang": "es", "value": "Se encontr\u00f3 un uso de la memoria previamente liberada en el controlador infiniband hfi1 del kernel de Linux en versiones anteriores a 5.10-rc6, en la manera en que el usuario llama una Ioctl despu\u00e9s de abrir el archivo dev y la rama. Un usuario local podr\u00eda usar este fallo para bloquear el sistema"}], "lastModified": "2024-11-21T05:21:54.170", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:linux:infiniband_hfi1_driver:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "99E5D6FB-5CEF-430C-81AC-928A9A01B9C6", "versionEndIncluding": "5.9"}, {"criteria": "cpe:2.3:a:linux:infiniband_hfi1_driver:5.10:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FE97FE96-B356-40E7-B12D-8BAADB9EBB33"}, {"criteria": "cpe:2.3:a:linux:infiniband_hfi1_driver:5.10:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8D3FC0AE-D981-49AD-8D9E-BEE39489D8B0"}, {"criteria": "cpe:2.3:a:linux:infiniband_hfi1_driver:5.10:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BCFE51EF-E796-44C1-8A4C-3248AD5EC5B3"}, {"criteria": "cpe:2.3:a:linux:infiniband_hfi1_driver:5.10:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "84989273-E8E5-4296-BC4A-BB543F70FA81"}, {"criteria": "cpe:2.3:a:linux:infiniband_hfi1_driver:5.10:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5798EA92-2CF5-4BE2-8904-261085662EB5"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}