Security readout for executives and security teams
CVE-2014-3967 is a Xen hypervisor denial-of-service flaw. A local administrator inside an HVM guest could trigger a NULL pointer dereference and crash the host. This is mainly urgent where untrusted customers, tenants, or teams administer Xen HVM guests on shared infrastructure. Exposure is most likely on Xen 4.2.x through 4.4.x hosts running HVM guests where guest administrators are not fully trusted. Environments using distribution Xen packages from the 2014 era should verify advisory coverage and package levels. Treat this as a legacy virtualization availability risk. It is most important for providers or internal platforms that gave separate teams administrative control over HVM guests. Patch or retire affected Xen hosts during normal vulnerability remediation, with faster action for shared infrastructure. Mitigation focus: Apply Xen or distribution vendor updates associated with XSA-96.; Review Gentoo, openSUSE, and Fedora advisories for package-specific fixed versions.; Prioritize shared or multi-tenant Xen HVM hosts first..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2014-3967 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- GLSA-201504-04CVE reference · vendor-advisory, x_refsource_GENTOO
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.