CVE-2020-11869

{"id": "CVE-2020-11869", "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:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "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": 3.3, "attackVector": "LOCAL", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 1.8}]}, "published": "2020-04-27T19:15:12.603", "references": [{"url": "http://www.openwall.com/lists/oss-security/2020/04/24/2", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=ac2071c3791b67fc7af78b8ceb320c01ca1b5df7", "source": "cve@mitre.org"}, {"url": "https://usn.ubuntu.com/4372-1/", "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2020/04/24/2", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=ac2071c3791b67fc7af78b8ceb320c01ca1b5df7", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://usn.ubuntu.com/4372-1/", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-190"}]}], "descriptions": [{"lang": "en", "value": "An integer overflow was found in QEMU 4.0.1 through 4.2.0 in the way it implemented ATI VGA emulation. This flaw occurs in the ati_2d_blt() routine in hw/display/ati-2d.c while handling MMIO write operations through the ati_mm_write() callback. A malicious guest could abuse this flaw to crash the QEMU process, resulting in a denial of service."}, {"lang": "es", "value": "Se encontr\u00f3 un desbordamiento de enteros en QEMU versiones 4.0.1 hasta 4.2.0, en la manera en que implement\u00f3 la emulaci\u00f3n ATI VGA. Este error se produce en la rutina ati_2d_blt() en el archivo hw/display/ati-2d.c mientras se manejan operaciones de escritura MMIO por medio de la devoluci\u00f3n de llamada de ati_mm_write(). Un invitado malicioso podr\u00eda abusar de este fallo para bloquear el proceso QEMU, resultando en una denegaci\u00f3n de servicio."}], "lastModified": "2024-11-21T04:58:47.573", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D5DF3435-3BC5-4FB1-A5DC-0E13C155C69B", "versionEndIncluding": "4.2.0", "versionStartIncluding": "4.0.1"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}