{ "id": "CVE-2020-14390", "sourceIdentifier": "secalert@redhat.com", "published": "2020-09-18T18:15:16.503", "lastModified": "2020-11-02T21:15:24.120", "vulnStatus": "Modified", "descriptions": [ { "lang": "en", "value": "A flaw was found in the Linux kernel in versions before 5.9-rc6. When changing screen size, an out-of-bounds memory write can occur leading to memory corruption or a denial of service. Due to the nature of the flaw, privilege escalation cannot be fully ruled out." }, { "lang": "es", "value": "Se encontr\u00f3 un fallo en el kernel de Linux en las versiones anteriores a 5.9-rc6. Cuando se cambia el tama\u00f1o de la pantalla, puede ocurrir una escritura de memoria fuera de l\u00edmites conllevando a una corrupci\u00f3n de la memoria o una denegaci\u00f3n de servicio.La mayor amenaza de esta vulnerabilidad es la disponibilidad del sistema. Debido a la naturaleza del fallo, la escalada de privilegios no puede ser totalmente descartada" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "HIGH", "baseScore": 5.6, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 0.8, "impactScore": 4.7 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "baseScore": 4.6 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 3.9, "impactScore": 6.4, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-787" } ] }, { "source": "secalert@redhat.com", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-787" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.2.3", "versionEndExcluding": "5.9.0", "matchCriteriaId": "CCB598D3-E047-4005-9ED1-ED75FEA0200E" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:5.9.0:-:*:*:*:*:*:*", "matchCriteriaId": "B2C150C3-165E-42D6-80D4-87B11340B08C" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:5.9.0:rc1:*:*:*:*:*:*", "matchCriteriaId": "21F51360-AF61-433B-9FD9-D7DE742FABF9" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:5.9.0:rc2:*:*:*:*:*:*", "matchCriteriaId": "AFF43A64-F1B2-49B5-9B1A-3C5287E30CC7" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:5.9.0:rc3:*:*:*:*:*:*", "matchCriteriaId": "7CD5DFA0-15FB-44C2-8C2F-DCABACB998B7" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:5.9.0:rc4:*:*:*:*:*:*", "matchCriteriaId": "DEA3DDD5-5114-44C0-8805-0A0579BB0034" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:5.9.0:rc5:*:*:*:*:*:*", "matchCriteriaId": "573B49F4-C6E1-4032-B46F-70506FE98562" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252" } ] } ] } ], "references": [ { "url": "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.html", "source": "secalert@redhat.com" }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html", "source": "secalert@redhat.com" }, { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1876788", "source": "secalert@redhat.com" }, { "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html", "source": "secalert@redhat.com" }, { "url": "https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html", "source": "secalert@redhat.com" } ] }