CVE-2015-4164 | Date: (C)2015-06-15 (M)2023-12-22 |
The compat_iret function in Xen 3.1 through 4.5 iterates the wrong way through a loop, which allows local 32-bit PV guest administrators to cause a denial of service (large loop and system hang) via a hypercall_iret call with EFLAGS.VM set.
CVSS Score and Metrics +CVSS Score and Metrics -CVSS V2 Severity: |
CVSS Score : 4.9 |
Exploit Score: 3.9 |
Impact Score: 6.9 |
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CVSS V2 Metrics: |
Access Vector: LOCAL |
Access Complexity: LOW |
Authentication: NONE |
Confidentiality: NONE |
Integrity: NONE |
Availability: COMPLETE |
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