Buffer overflow in Xen 4.7.x and earlier allows local x86 HVM guest OS administrators on guests running with shadow paging to cause a denial of service via a pagetable update.
CVE-2016-7094
Score 4.1 from GitHub Security Advisory published 2022-05-17. NVD baseline CVSS 4.1; sources differ by 0.0.
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 4.1
- EG Score
- 4.1(medium)
- EG Risk
- 23(Track)EG Risk 23/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity41% × 45%Exploitation0% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS
- 31.7%
- KEV
- Not listed
Published
September 21, 2016
Last Modified
May 6, 2026
References (16)
- cve@mitrehttp://support.citrix.com/article/CTX216071
- cve@mitrehttp://www.debian.org/security/2016/dsa-3663
- cve@mitrehttp://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- cve@mitrehttp://www.securityfocus.com/bid/92864
- cve@mitrehttp://www.securitytracker.com/id/1036753
- cve@mitrehttp://xenbits.xen.org/xsa/advisory-187.html
- cve@mitrehttp://xenbits.xen.org/xsa/xsa187-0001-x86-shadow-Avoid-overflowing-sh_ctxt-seg_reg.patch
- cve@mitrehttps://security.gentoo.org/glsa/201611-09
- af854a3a-2127-422b-91ae-364da2661108http://support.citrix.com/article/CTX216071
- af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2016/dsa-3663
- af854a3a-2127-422b-91ae-364da2661108http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/92864
- af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1036753
- af854a3a-2127-422b-91ae-364da2661108http://xenbits.xen.org/xsa/advisory-187.html
- af854a3a-2127-422b-91ae-364da2661108http://xenbits.xen.org/xsa/xsa187-0001-x86-shadow-Avoid-overflowing-sh_ctxt-seg_reg.patch
Data Freshness Timeline
(refreshed 12× in last 7d / 42× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-24 14:13 UTCEPSS rescore
- 2026-07-23 14:15 UTCEPSS rescore
- 2026-07-23 01:24 UTCEG score recompute
- 2026-07-22 22:03 UTCEG score recompute
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- 2026-07-12 07:37 UTCOSV refresh
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- 2026-07-09 19:06 UTCEPSS rescore
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- 2026-06-23 13:20 UTCOSV refresh
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- 2026-06-07 15:22 UTCEPSS rescore
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- 2026-06-06 15:20 UTCOSV refresh
- 2026-06-06 13:45 UTCEPSS rescore
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- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-24 16:44 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 18:41 UTCEG score recompute
- 2026-05-22 18:41 UTCGHSA enrichment
- 2026-05-22 02:06 UTCOSV refresh
- 2026-05-20 22:37 UTCEPSS rescore
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Frequently asked(5)
What is CVE-2016-7094?
When was CVE-2016-7094 disclosed?
Is CVE-2016-7094 actively exploited?
What is the CVSS score of CVE-2016-7094?
How do I remediate CVE-2016-7094?
Dependency Blast Radius
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