| CVE-2015-7971 | Date: (C)2015-12-15 (M)2024-02-22 |
Xen 3.2.x through 4.6.x does not limit the number of printk console messages when logging certain pmu and profiling hypercalls, which allows local guests to cause a denial of service via a sequence of crafted (1) HYPERCALL_xenoprof_op hypercalls, which are not properly handled in the do_xenoprof_op function in common/xenoprof.c, or (2) HYPERVISOR_xenpmu_op hypercalls, which are not properly handled in the do_xenpmu_op function in arch/x86/cpu/vpmu.c.
CVSS Score and Metrics +CVSS Score and Metrics -| CVSS V2 Severity: |
| CVSS Score : 2.1 |
| Exploit Score: 3.9 |
| Impact Score: 2.9 |
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| CVSS V2 Metrics: |
| Access Vector: LOCAL |
| Access Complexity: LOW |
| Authentication: NONE |
| Confidentiality: NONE |
| Integrity: NONE |
| Availability: PARTIAL |
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