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CVE Record

CVE-2011-1763: The get_free_port function in Xen allows local authenticated DomU users to cause a denial of service or pos...

The get_free_port function in Xen allows local authenticated DomU users to cause a denial of service or possibly gain privileges via unspecified vectors involving a new event channel port.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2011-1763 is a Xen virtualization flaw where a local authenticated guest user could crash service and may gain elevated privileges. The business risk is concentrated in Xen-hosted environments that allow untrusted or lower-trust guest users. Exposure is likely limited to systems running affected Xen builds or vendor products covered by the Red Hat and Avaya advisories. The supplied sources do not identify exact affected versions. Treat as a virtualization host risk where affected Xen infrastructure supports untrusted guests. Prioritize normal patch cycles unless asset criticality or tenant trust boundaries raise the impact. Mitigation focus: Review Red Hat RHSA-2011:0833 and apply applicable vendor updates.; Review the Avaya advisory if using affected Avaya products.; Check current Xen or OS vendor guidance for supported fixes..

Prepared

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

Potential ATT&CK relevance

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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

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.

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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