| CVE-2012-4538 | Date: (C)2012-11-25 (M)2023-12-22 |
The HVMOP_pagetable_dying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the pagetable state when running on shadow pagetables, which allows a local HVM guest OS to cause a denial of service (hypervisor crash) via unspecified vectors.
CVSS Score and Metrics +CVSS Score and Metrics -| CVSS V2 Severity: |
| CVSS Score : 4.9 |
| Exploit Score: 3.9 |
| Impact Score: 6.9 |
| |
| CVSS V2 Metrics: |
| Access Vector: LOCAL |
| Access Complexity: LOW |
| Authentication: NONE |
| Confidentiality: NONE |
| Integrity: NONE |
| Availability: COMPLETE |
| | |
