| Release Date: | 2014-10-01 | |
| Impact: | Important | What is this? |
The hvm_msr_read_intercept function in arch/x86/hvm/hvm.c in Xen 4.1 through 4.4.x uses an improper MSR range for x2APIC emulation, which allows local HVM guests to cause a denial of service (host crash) or read data from the hypervisor or other guests via unspecified vectors.
See more information about CVE-2014-7188 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
| Base Score: | 5.8 |
| Vector String: | AV:A/AC:M/Au:S/C:P/I:N/A:C |
| Version: | 2.0 |
| Attack Vector: | Adjacent Network |
| Attack Complexity: | Medium |
| Authentication: | Single |
| Confidentiality Impact: | Partial |
| Integrity Impact: | None |
| Availability Impact: | Complete |
| Platform | Errata | Release Date |
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