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{"bugzilla": {"description": "virglrenderer: heap based buffer overflow in the vrend_renderer_transfer_write_iov function", "id": "1765589", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1765589"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L", "status": "draft"}, "cwe": "CWE-122", "details": ["A heap-based buffer overflow in the vrend_renderer_transfer_write_iov function in vrend_renderer.c in virglrenderer through 0.8.0 allows guest OS users to cause a denial of service via VIRGL_CCMD_RESOURCE_INLINE_WRITE commands.", "A heap-based buffer overflow flaw was found in virglrenderer. The vrend_renderer_transfer_write_iov function allows guest OS users to cause a denial of service. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability."], "name": "CVE-2019-18391", "package_state": [{"cpe": "cpe:/a:redhat:advanced_virtualization:8::el8", "fix_state": "Affected", "package_name": "virglrenderer", "product_name": "Red Hat Enterprise Linux 8 Advanced Virtualization"}], "public_date": "2019-10-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-18391\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-18391"], "threat_severity": "Important"}