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CVE Record

CVE-2012-5525: The get_page_from_gfn hypercall function in Xen 4.2 allows local PV guest OS administrators to cause a deni...

The get_page_from_gfn hypercall function in Xen 4.2 allows local PV guest OS administrators to cause a denial of service (crash) via a crafted GFN that triggers a buffer over-read.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2012-5525 is a Xen 4.2 issue where an administrator inside a paravirtualized guest could crash the host through a hypercall bug. The main business risk is service outage, especially where multiple tenants or business systems share the same Xen host. Exposure appears limited to Xen 4.2 environments running paravirtualized guests where guest OS administrators are separate from hypervisor administrators or otherwise untrusted. Treat this as a continuity risk, not a broad compromise signal. Prioritize remediation where untrusted or semi-trusted administrators control PV guests on shared Xen 4.2 infrastructure. Mitigation focus: Inventory Xen hosts and identify any Xen 4.2 deployments.; Prioritize shared or multi-tenant hosts running PV guests.; Check Xen, OS vendor, and Gentoo advisory guidance for fixed packages..

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Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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CVE-2012-5525 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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0CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS and timeline data

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Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

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