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Status published
High
CVE-2014-7188
The hvm_msr_read_intercept function in arch/x86/hvm/hvm.c in Xen 4.1 through 4.4.x...
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140483.html
- http://support.citrix.com/article/CTX201794
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html
- http://support.citrix.com/article/CTX200218
- http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140199.html
- http://www.c7zero.info/stuff/csw2017_ExploringYourSystemDeeper_updated.pdf
- http://www.securitytracker.com/id/1030936
- http://xenbits.xen.org/xsa/advisory-108.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-October/140418.html
- http://secunia.com/advisories/61664
- http://www.debian.org/security/2014/dsa-3041
- http://secunia.com/advisories/61858
- http://secunia.com/advisories/61890
- http://security.gentoo.org/glsa/glsa-201412-42.xml
- https://exchange.xforce.ibmcloud.com/vulnerabilities/96785
- http://www.securityfocus.com/bid/70198
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Affected Vendor
Affected Software
xen
Vulnerable Versions:
4.1.0, 4.1.1, 4.1.2, 4.1.3, 4.1.4, 4.1.5, 4.1.6.1, 4.2.0, 4.2.1, 4.2.2, 4.2.3, 4.3.0, 4.3.1, 4.4.0, 4.4.1
Timeline
Official Publish:
October 2nd, 2014
Last Modified:
August 6th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.