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CVE-2016-7093
Xen 4.5.3, 4.6.3, and 4.7.x allow local HVM guest OS administrators to overwrite hypervisor memory and consequently gain host OS…
High8.2EPSS 0.43%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Xen 4.5.3, 4.6.3, and 4.7.x allow local HVM guest OS administrators to overwrite hypervisor memory and consequently gain host OS privileges by leveraging mishandling of instruction pointer truncation during emulation.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High8.2 | CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.43% · top 63% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.2.
Weakness
Affected products
n/a
- affected n/a
References (6)
- http://xenbits.xen.org/xsa/advisory-186.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 92865 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://xenbits.xen.org/xsa/xsa186-0001-x86-emulate-Correct-boundary-interactions-of-emulate.patch (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://support.citrix.com/article/CTX216071 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1036752 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- GLSA-201611-09 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2016-7093)Record last updated .