CVE-2022-2320

{"id": "CVE-2022-2320", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2022-09-01T21:15:09.443", "references": [{"url": "https://github.com/freedesktop/xorg-xserver/commit/dd8caf39e9e15d8f302e54045dd08d8ebf1025dc", "tags": ["Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/938", "tags": ["Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/939", "tags": ["Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://lists.freedesktop.org/archives/xorg-announce/2022-July/003192.html", "tags": ["Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://security.gentoo.org/glsa/202210-30", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://security.netapp.com/advisory/ntap-20221104-0003/", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-22-963/", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "https://github.com/freedesktop/xorg-xserver/commit/dd8caf39e9e15d8f302e54045dd08d8ebf1025dc", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/938", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/939", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.freedesktop.org/archives/xorg-announce/2022-July/003192.html", "tags": ["Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.gentoo.org/glsa/202210-30", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.netapp.com/advisory/ntap-20221104-0003/", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-22-963/", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-787"}]}, {"type": "Secondary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in the Xorg-x11-server. The specific flaw exists within the handling of ProcXkbSetDeviceInfo requests. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. This flaw allows an attacker to escalate privileges and execute arbitrary code in the context of root."}, {"lang": "es", "value": "Se ha encontrado un fallo en Xorg-x11-server. El fallo espec\u00edfico es producido en la administraci\u00f3n de las peticiones ProcXkbSetDeviceInfo. El problema es debido a que no se comprueban apropiadamente los datos suministrados por el usuario, lo que puede resultar en un acceso a la memoria m\u00e1s all\u00e1 del final de un b\u00fafer asignado. Este fallo permite a un atacante escalar privilegios y ejecutar c\u00f3digo arbitrario en el contexto de root"}], "lastModified": "2025-08-29T13:42:30.557", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:x.org:x_server:21.1.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "77BB2090-B22C-4CB2-B349-36DD0797E2DB"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}