CVE-2021-26383

{"id": "CVE-2021-26383", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "psirt@amd.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.9, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 5.8, "exploitabilityScore": 1.5}]}, "published": "2025-09-06T00:15:33.930", "references": [{"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4012.html", "source": "psirt@amd.com"}, {"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-5007.html", "source": "psirt@amd.com"}, {"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6018.html", "source": "psirt@amd.com"}], "vulnStatus": "Received", "weaknesses": [{"type": "Secondary", "source": "psirt@amd.com", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "Insufficient bounds checking in AMD TEE (Trusted Execution Environment) could allow an attacker with a compromised userspace to invoke a command with malformed arguments leading to out of bounds memory access, potentially resulting in loss of integrity or availability."}], "lastModified": "2025-09-06T00:15:33.930", "sourceIdentifier": "psirt@amd.com"}