CVE-2017-14885

{"id": "CVE-2017-14885", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": true, "impactScore": 10.0, "baseSeverity": "HIGH", "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": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/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": "2018-03-15T21:29:00.400", "references": [{"url": "http://www.securityfocus.com/bid/103254", "tags": ["VDB Entry", "Third Party Advisory"], "source": "product-security@qualcomm.com"}, {"url": "https://source.android.com/security/bulletin/2018-03-01", "tags": ["Vendor Advisory"], "source": "product-security@qualcomm.com"}, {"url": "https://source.codeaurora.org/quic/la/platform/vendor/qcom-opensource/wlan/qcacld-3.0/commit/?id=44e992e169dbd601f95e845961cb2181b167a553", "tags": ["Patch", "Third Party Advisory"], "source": "product-security@qualcomm.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-119"}]}], "descriptions": [{"lang": "en", "value": "In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, wma_unified_link_peer_stats_event_handler function has a variable num_rates which represents the sum of all the peer_stats->num_rates. The current behavior in this function is to validate only the num_rates of the first peer stats (peer_stats->num_rates) against WMA_SVC_MSG_MAX_SIZE, but not the sum of all the peer's num_rates (num_rates) which may lead to a buffer overflow when the firmware buffer is copied in to the allocated buffer (peer_stats) as the size for the memory allocation - link_stats_results_size is based on num_rates."}, {"lang": "es", "value": "En Android for MSM, Firefox OS for MSM, QRD Android, con todas las distribuciones de Android de CAF que utilizan el kernel de Linux, la funci\u00f3n wma_unified_link_peer_stats_event_handler tiene una variable num_rates que representa la suma de todos los peer_stats->num_rates. El comportamiento actual en esta funci\u00f3n es el de validar solo los num_rates del primer peer stats (peer_stats->num_rates) contra WMA_SVC_MSG_MAX_SIZE, pero no la suma de todos los peer num_rates (num_rates), lo que puede conducir a un desbordamiento de b\u00fafer cuando el b\u00fafer del firmware se copia al b\u00fafer asignado (peer_stats). Esto se debe a que el tama\u00f1o de asignaci\u00f3n de memoria - link_stats_results_size se basa en num_rates."}], "lastModified": "2018-04-06T14:06:52.493", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:google:android:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F8B9FEC8-73B6-43B8-B24E-1F7C20D91D26"}], "operator": "OR"}]}], "sourceIdentifier": "product-security@qualcomm.com"}