CVE-2025-21456

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://docs.qualcomm.com/product/publicresources/securitybulletin/august-2025-bulletin.html", "name": "https://docs.qualcomm.com/product/publicresources/securitybulletin/august-2025-bulletin.html", "tags": [], "refsource": ""}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Memory corruption while processing IOCTL command when multiple threads are called to map/unmap buffer concurrently."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-416"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2025-21456", "ASSIGNER": "security.cna@qualcomm.com"}}, "impact": {"baseMetricV3": {"cvssV3": {"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}}, "publishedDate": "2025-08-06T08:15Z", "configurations": {"nodes": [], "CVE_data_version": "4.0"}, "lastModifiedDate": "2025-08-06T08:15Z"}