CVE-2021-26377

{"id": "CVE-2021-26377", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "psirt@amd.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.1, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 0.5}]}, "published": "2025-09-06T16:15:29.973", "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": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "psirt@amd.com", "description": [{"lang": "en", "value": "CWE-190"}]}], "descriptions": [{"lang": "en", "value": "Insufficient parameter validation while allocating process space in the Trusted OS (TOS) may allow for a malicious userspace process to trigger an integer overflow, leading to a potential denial of service."}], "lastModified": "2025-09-08T16:25:38.810", "sourceIdentifier": "psirt@amd.com"}